11 jobs found

Infrastructure Security Engineer - Perm - DV Eligible: Location: Cheltenham Days On-Site: 5 (Scope for some WFH in the future) Clearance: DV (Preferable) but must be eligible to go through DV. Salary : £60,000 - £90,000 + Benefits Reason for role: Highly technical specialist security organisation are looking to bring someone in to own IT and Infrastructure security across the business, supporting speci click apply for full job details

Third Line Infrastructure Engineer Hatfield or Derby or Nottingham / Hybrid Competitive Salary + Benefits Join a Team Supporting Critical Enterprise Infrastructure Are you an experienced infrastructure professional looking for a role where your technical expertise genuinely makes a difference? We're partnering with a leading technology services organisation that supports some of the UK's most complex and secure IT environments. Due to continued growth, they're seeking a skilled Third Line Infrastructure Analyst to join a high-performing technical team supporting mission-critical services within a regulated enterprise environment. This is an opportunity to work across a diverse infrastructure estate, combining advanced support, technical project delivery, and continuous improvement initiatives, all while collaborating with experienced engineers and technical specialists. The Opportunity As a senior member of the infrastructure support team, you'll take ownership of complex technical issues, contribute to key infrastructure projects, and help maintain the security, availability and performance of critical business systems. You'll be trusted to investigate challenging incidents, implement infrastructure enhancements, and work closely with stakeholders to deliver reliable and secure technology services. What You'll Be Doing Providing expert 3rd Line support across enterprise-scale Windows environments. Diagnosing and resolving complex infrastructure issues. Designing, implementing and supporting Windows-based infrastructure solutions. Supporting project delivery, upgrades and technical change activity. Contributing to service improvement and infrastructure optimisation initiatives. Producing and maintaining technical documentation. Collaborating with customers, internal teams and technical stakeholders. Participating in an on-call rota supporting critical services when required. What We're Looking For You'll have demonstrable experience operating within large-scale enterprise infrastructure environments and possess strong troubleshooting and analytical skills. Experience in several of the following technologies would be highly advantageous: Active Directory, Group Policy, DNS & DHCP Microsoft Windows Server Azure AD / Entra ID, ADFS & SSO VMware & Virtualisation Technologies Exchange & Microsoft Collaboration Technologies SCCM / Endpoint Management PKI & Certificate Management PowerShell Scripting & Automation Infrastructure Monitoring & Security Tooling Networking Fundamentals (LAN, WAN, Routing & Firewalls) About You Experienced in a 3rd Line Infrastructure or Senior Support role. Comfortable working independently and solving complex technical challenges. Strong communicator with a customer-focused approach. Eligible to obtain Security Clearance (or already cleared). Passionate about technology and continuous improvement. Why Apply? You'll be joining a highly respected technology organisation that invests heavily in its people, encourages professional development, and offers exposure to enterprise-scale technologies that will further accelerate your career. You'll work alongside talented technical professionals in a collaborative environment where your expertise is valued and your contribution is recognised. Interested? Apply today to learn more about this exciting opportunity and take the next step in your infrastructure career. Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law. Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers. By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.

Third Line Infrastructure Engineer Hatfield or Derby or Nottingham / Hybrid Competitive Salary + Benefits Join a Team Supporting Critical Enterprise Infrastructure Are you an experienced infrastructure professional looking for a role where your technical expertise genuinely makes a difference? We're partnering with a leading technology services organisation that supports some of the UK's most complex and secure IT environments. Due to continued growth, they're seeking a skilled Third Line Infrastructure Analyst to join a high-performing technical team supporting mission-critical services within a regulated enterprise environment. This is an opportunity to work across a diverse infrastructure estate, combining advanced support, technical project delivery, and continuous improvement initiatives, all while collaborating with experienced engineers and technical specialists. The Opportunity As a senior member of the infrastructure support team, you'll take ownership of complex technical issues, contribute to key infrastructure projects, and help maintain the security, availability and performance of critical business systems. You'll be trusted to investigate challenging incidents, implement infrastructure enhancements, and work closely with stakeholders to deliver reliable and secure technology services. What You'll Be Doing Providing expert 3rd Line support across enterprise-scale Windows environments. Diagnosing and resolving complex infrastructure issues. Designing, implementing and supporting Windows-based infrastructure solutions. Supporting project delivery, upgrades and technical change activity. Contributing to service improvement and infrastructure optimisation initiatives. Producing and maintaining technical documentation. Collaborating with customers, internal teams and technical stakeholders. Participating in an on-call rota supporting critical services when required. What We're Looking For You'll have demonstrable experience operating within large-scale enterprise infrastructure environments and possess strong troubleshooting and analytical skills. Experience in several of the following technologies would be highly advantageous: Active Directory, Group Policy, DNS & DHCP Microsoft Windows Server Azure AD / Entra ID, ADFS & SSO VMware & Virtualisation Technologies Exchange & Microsoft Collaboration Technologies SCCM / Endpoint Management PKI & Certificate Management PowerShell Scripting & Automation Infrastructure Monitoring & Security Tooling Networking Fundamentals (LAN, WAN, Routing & Firewalls) About You Experienced in a 3rd Line Infrastructure or Senior Support role. Comfortable working independently and solving complex technical challenges. Strong communicator with a customer-focused approach. Eligible to obtain Security Clearance (or already cleared). Passionate about technology and continuous improvement. Why Apply? You'll be joining a highly respected technology organisation that invests heavily in its people, encourages professional development, and offers exposure to enterprise-scale technologies that will further accelerate your career. You'll work alongside talented technical professionals in a collaborative environment where your expertise is valued and your contribution is recognised. Interested? Apply today to learn more about this exciting opportunity and take the next step in your infrastructure career. Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law. Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers. By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.

3rd Line Infrastructure Engineer (SC Cleared / DV Eligible) Derby (Onsite) Competitive Salary + Excellent Benefits Current SC Clearance Required (and willing to Obtain DV) Join a Team Supporting Critical National Infrastructure An exciting opportunity has arisen for an experienced 3rd Line Infrastructure Engineer to join a highly secure, enterprise-scale environment supporting business-critical services. This position offers the chance to work with cutting-edge Microsoft infrastructure technologies within a collaborative technical team, helping to maintain, improve and modernise a complex IT estate. This role is ideal for a technically capable engineer who enjoys solving challenging infrastructure issues, contributing to technical projects and working within a security-conscious environment where reliability and service excellence are paramount. The Role As a 3rd Line Infrastructure Engineer, you'll provide advanced support across a large-scale Microsoft-based infrastructure, acting as an escalation point for complex technical issues while supporting ongoing platform development and improvement initiatives. Key responsibilities include: Providing expert-level troubleshooting and incident resolution. Delivering solutions and workarounds to minimise service disruption. Supporting and maintaining critical Windows Server environments. Managing and prioritising multiple technical tasks and projects. Collaborating closely with customers, stakeholders and wider technical teams. Reviewing service performance and identifying opportunities for improvement. Supporting infrastructure deployments, upgrades and enhancements. Participating in an on-call support rota. Skills & Experience Required We're looking for someone who can demonstrate strong technical expertise combined with excellent communication and problem-solving skills. Essential Experience Current SC Clearance with eligibility to undertake DV clearance. Proven experience operating in a 3rd Line Infrastructure or Managed Services environment. Extensive Microsoft Windows Server administration experience. Strong Active Directory expertise, including GPOs, DNS, LDAP, Kerberos, delegation and trust relationships. VMware and virtualisation technologies. Exchange administration. PKI and certificate management. PowerShell scripting and automation. Strong analytical and troubleshooting capabilities. Ability to work independently and make sound technical decisions Desirable Skills Experience with any of the following would be advantageous: Citrix technologies Messaging platforms Ivanti Device Control SecureEnvoy 2FA Nexthink Endpoint security and anti-virus platforms Enterprise monitoring and infrastructure management tools What's on Offer? Opportunity to work within a highly secure and technically complex environment Exposure to enterprise-scale infrastructure technologies Ongoing professional development and technical growth Collaborative and supportive team culture Long-term career progression opportunities Competitive salary and comprehensive benefits package Apply Today If you're a skilled Infrastructure Engineer with a passion for delivering high-quality technical solutions and want to work on challenging, business-critical systems, we'd love to hear from you. Apply now to discuss this opportunity in complete confidence. Please note: Due to the nature of the environment, successful applicants must hold or be eligible to obtain the appropriate UK security clearance. Modis International Ltd acts as an employment agency for permanent recruitment and an employment business for the supply of temporary workers in the UK. Modis Europe Ltd provide a variety of international solutions that connect clients to the best talent in the world. For all positions based in Switzerland, Modis Europe Ltd works with its licensed Swiss partner Accurity GmbH to ensure that candidate applications are handled in accordance with Swiss law. Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers. By applying for this role your details will be submitted to Modis International Ltd and/ or Modis Europe Ltd. Our Candidate Privacy Information Statement which explains how we will use your information is available on the Modis website.

SOC Engineer - Manchester OR London - SC Central Manchester OR Central London - Onsite (with some flexibility) Days + occasional on call c.£30-45k base salary DOE + on call allowance and payments We are looking for a couple of experienced SOC Analysts / Engineers to join our MSP client's growing team in either their central Manchester or London office. This is an exciting opportunity to take on a varied, hands-on role at the heart of security operations, combining proactive threat monitoring and incident investigation with wider infrastructure support. You will work across cloud, network and endpoint security technologies, helping to identify risks, respond to emerging threats and strengthen clients' overall security posture. The role would suit a motivated SOC professional who enjoys solving complex technical challenges, taking ownership of incidents and continuously developing their expertise across cyber security and infrastructure. Skills and Experience You must either be SC cleared or be eligible for SC clearance. 2+ years of experience in a SOC Analyst / Engineer role Experience in a Service Desk, IOC, NOC, or managed services environment. Strong knowledge of cyber security principles, security monitoring and incident response. Experience with SIEM, endpoint security and security event investigation (Microsoft security or ELK stack preferred but not required) Experience with digital forensics and incident response (DFIR) would be highly advantageous. Proven ability to support Microsoft cloud and infrastructure technologies and resolve technical incidents. Working knowledge of Azure, AWS, Windows Server, Active Directory and Microsoft Entra ID. Understanding of networking, firewalls, SD-WAN, wireless solutions, DNS, DHCP, TCP/IP, backup and recovery. Key Responsibilities Monitor and triage alerts from SIEM, EDR and cloud security platforms. Investigate security events, escalate threats and support incident containment and response. Analyse logs and monitoring data, assist with vulnerability remediation and improve security operations. Maintain accurate investigation records, security documentation, runbooks and knowledge articles. Provide second-line support across cloud, network, infrastructure and end-user environments. Support Azure, AWS, identity services, network technologies, backups, patching and system lifecycle activities. Troubleshoot incidents and service requests, retaining ownership and escalating complex issues appropriately. Collaborate with customers, suppliers and technical teams, including shift handovers and operational reviews. Work independently, contribute to continuous improvement and develop automation opportunities across security and infrastructure. This is a majority onsite role. In order to be considered for this role you must be willing and able to travel to either central Manchester or central London on a regular basis. If you are an experienced SOC Analyst / Engineer with strong infrastructure knowledge and are eager to join a dynamic growing team, please click 'Apply now' or send your CV to Unfortunately our client is not able to offer sponsorship for this role. Due to the SC Clearance requirement of this position, you must have permanent right to work in the UK. Key words: Security Analyst / Security Engineer / Security Operations / SOC / Infrastructure / IOC / NOC / MSSP / MSP / Manchester / London / SC Clearance / SC Cleared Circle Recruitment is acting as an Employment Agency in relation to this vacancy. Earn yourself a referral bonus if you refer somebody else who fills the role! We also offer an iPad if you refer a new client to us and we recruit for them. Follow us on Facebook - Circle Recruitment , Twitter and LinkedIn - Circle Recruitment.

The Opportunity We are currently recruiting for an experienced Infrastructure Engineer on a permanent basis to join a well-established organisation based near Salisbury. This role offers hybrid working. You will be joining the Architecture and Engineering team who focused on supporting and enhancing a complex on-premises infrastructure estate while also contributing to the organisation's ongoing cloud transformation journey. As an Infrastructure Engineer, you will play a key role in ensuring the performance, reliability, security and availability of critical IT infrastructure environments. Working closely with operational teams, developers and project stakeholders, you will help deliver and maintain robust infrastructure solutions that support business objectives and future growth. The RoleYou will be responsible for managing and optimising core infrastructure services including Active Directory, Azure AD, Group Policy, DNS and DHCP. Alongside maintaining Windows Server environments across physical and virtual platforms, you will oversee storage technologies including NAS and SAN solutions. The role will involve working closely with security teams to ensure infrastructure remains secure, compliant and resilient through effective patch management, system hardening, vulnerability remediation and threat protection measures. You will also support backup, replication and disaster recovery processes, ensuring business continuity requirements are met. As part of the organisation's cloud strategy, you will assist with the migration of workloads from on-premises environments into Microsoft Azure. You will collaborate with a range of technical and non-technical stakeholders, helping to deliver infrastructure projects on time and to a high standard. About You To be successful in this role, you will have demonstrable experience within an IT Operations or Infrastructure Engineering environment, with strong expertise across Microsoft technologies and enterprise infrastructure platforms. You will possess extensive knowledge of Windows Server environments, Active Directory, Azure AD, ADFS and Hyper-V virtualisation. Experience of HPE server technologies, enterprise storage platforms, backup and disaster recovery solutions, SCCM and SCVMM is essential. Strong scripting and automation skills using PowerShell are also required. You will have a solid understanding of networking fundamentals, including firewalls and load balancers, together with experience of monitoring and alerting tools such as SolarWinds. Knowledge of Microsoft operating systems and Microsoft 365 services will be important, as will previous experience working within ITIL aligned service management environments. Excellent problem-solving, analytical and communication skills are essential, along with the ability to work both independently and collaboratively within a wider technical team. Desirable Experience Professional certifications such as Microsoft Certified: Azure Administrator Associate (AZ-104), Microsoft Certified: Windows Server Hybrid Administrator Associate (AZ-802) or Microsoft Certified Solutions Associate (MESA) would be advantageous.Experience with Cisco networking and firewall technologies, together with knowledge of MOD SCIDA environments, would also be beneficial. What's Needed Candidates must be eligible to undergo BPSS and SC security clearance, with existing SC clearance considered highly advantageous. A full UK driving licence would also be desirable due to occasional travel requirements. What You'll Get in Return Salary up to £57,200 depending on experience, hybrid working, 26 days annual leave plus 8 bank holidays (34 in total) with the ability to purchase up to 10 additional days leave. Life assurance, flexible working policy, pension matched by the company up to 7%, plus other employee benefits. You will have the opportunity to work within a large and complex technology environment, supporting business-critical infrastructure while gaining exposure to modern cloud technologies and transformation projects. The organisation offers a collaborative and supportive culture, professional development opportunities and the chance to work on a varied and challenging technology estate. Apply Now If you're an experienced Infrastructure Engineer looking for a new challenge within a forward-thinking organisation, we'd love to hear from you. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job, you accept the T&C's, Privacy Policy and Disclaimers which can be found on the Hays website. Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found at hays.co.uk

Ready to get hands-on at the heart of a mission-critical infrastructure environment? We're looking for a proactive and enthusiastic Data Centre IMAC Engineer to join our team near Salisbury. This is a fantastic opportunity for someone who enjoys variety, technical challenges, and working in a highly secure enterprise hosting environment where no two days are the same. Working alongside experienced Data Centre professionals, you'll play a key role in keeping critical infrastructure operational, secure, and ready to support demanding business and customer requirements. You do need to be eligible for SC and DV Clearance for this role. Office based Salisbury. What you'll be doing: Installing, moving, adding and changing (IMAC) enterprise infrastructure. Racking, cabling, deploying and monitoring server and hardware environments. Supporting the maintenance and operation of physical compute platforms and associated systems. Working closely with Project teams to deliver new capabilities and infrastructure changes. Collaborating with Service Operations and BAU teams to resolve incidents and maintain service availability. Managing assets and configuration records across approved systems. Supporting Change Management and Configuration Management processes. Assisting with Data Centre operations across additional sites. Participating in an on-call rota and supporting out-of-hours maintenance, change activity and break-fix work. What you'll bring: Experience working within a Data Centre or IT infrastructure environment. Knowledge of server installation, racking, stacking, and decommissioning. Experience installing and managing structured copper and fibre optic cabling. Understanding of network infrastructure including switches, routers, patch panels and network connectivity. Ability to perform hardware installations, relocations and equipment upgrades. Experience following Change Management and Configuration Management processes. Knowledge of ITIL principles and incident, problem and request management. Experience using IT Service Management (ITSM) tools such as ServiceNow or Remedy. Ability to diagnose and resolve hardware and connectivity issues. Understanding of power distribution, UPS systems, cooling and environmental monitoring within a Data Centre. Employment Type: Permanent Location: Office based Salisbury. Security Clearance Level: Eligible for SC and DV Clearance. Internal Recruiter: Jane Salary: Up to£50K Benefits: 25 days annual leave with the choice to buy additional holiday days, health cash plan, life assurance, and pension. Loved reading about this job and want to know more about us? Sopra Steria's Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the client's goal of National Security, and we operate in a unique and privileged environment. We are given time for professional development activities, and we coach and mentor our colleagues, sharing knowledge and learning from each other. We foster a culture in which employees feel valued and supported and have pride in their work for the customer, delivering outstanding rates of customer satisfaction in the UK's most complex safety- and security-critical markets.

Lead Business Analyst Location: Hybrid, London Type: Permanent Paying between £75,000- £85,000, depending on experience. A leading Construction Engineering firm are looking for an experienced Lead Business Analyst to support a portfolio of business and technology transformation programmes. This is an excellent opportunity to lead analysis activities across digital transformation, enterprise systems, AI, cyber security and business change initiatives. Working closely with business stakeholders, project teams and technology specialists, you will ensure business requirements are clearly understood and translated into solutions that deliver real business value. Key Responsibilities Lead business analysis activities across multiple projects and programmes. Gather, analyse and document business requirements. Facilitate workshops and engage stakeholders at all levels. Identify opportunities to improve, standardise and automate business processes. Support the delivery of digital transformation and technology change initiatives. Work with technical teams to define and evaluate solution options. Support testing, business readiness and user adoption activities. Provide guidance and best practice to Business Analysts across the organisation. Required Experience Extensive Business Analysis experience within IT, transformation or change environments. Proven experience delivering requirements and process improvements for complex projects. Strong stakeholder management, communication and facilitation skills. Experience with enterprise systems such as ERP, HR, Finance or Service Management platforms. Strong business process mapping and improvement capabilities. Experience supporting digital, infrastructure, cyber security or business change programmes. Knowledge of AI, automation or process optimisation initiatives would be advantageous. Ability to translate technical concepts into clear business language. Qualifications Essential BCS, IIBA or equivalent Business Analysis qualification. Lean Six Sigma qualification. Desirable Agile Business Analyst, AgilePM, Scrum or SAFe certification. PRINCE2 qualification. Change Management certification. Location: Hybrid, London (4 days per week onsite initially, dropping to 2 once passed probation) Must be eligible to work in the UK. Paying between £75,000- £85,000, depending on experience.

About this Role This Contracts Manager position offers an exceptional executive leadership opportunity to oversee multi-project civil engineering and water infrastructure portfolios across Manchester, Merseyside, and Cheshire. You will drive operational delivery, financial performance, safety leadership, and strategic client relationships across regional frameworks. Lead multidisciplinary project teams and senior operational staff, ensuring optimal resource allocation and workforce development. Manage project financial performance, reviewing Cost Value Reconciliations (CVRs), risk registers, and commercial forecasts monthly. Drive health, safety, environmental, and quality compliance, conducting Senior Management Inspections (SMIs) across active sites. Chair key client progress meetings, manage third-party stakeholders, and oversee pre-commencement and tender handover processes. About You You are an accomplished Contracts Manager or Operations Leader with extensive experience managing multi-site civil engineering schemes within regulated water environments. Your strategic operational oversight is backed by strong commercial acumen under NEC contract mechanisms. Hold an HNC, HND, or Degree in Civil Engineering alongside active SMSTS and CSCS credentials. Demonstrate extensive experience managing civil engineering and water infrastructure projects across multi-site frameworks. Possess deep working knowledge of NEC contracts (Early Warnings, Compensation Events), CDM regulations, and design management. Show strong capability in construction programming (MS Project, P6) and tender pre-qualification processes. About Us Our client is an established, privately owned civil engineering contractor that prioritizes family values and direct delivery models. Recognized for exceptional workplace standards, they foster an inclusive environment welcoming talent from all backgrounds. Join a values-driven organization committed to maintaining an open, inclusive, and collaborative culture. Benefit from long-term job security supported by major regional infrastructure frameworks and multi-disciplinary contracts. Access senior executive leadership coaching, career mentoring, and continuous professional development. Work alongside experienced industry leaders in a supportive, team-oriented environment. About Your Future Taking on this senior executive role places you at the heart of regional business unit leadership with clear routes toward Operational Director positions. Secure a permanent, full-time leadership role backed by an extensive regional infrastructure pipeline. Receive a competitive base salary of £90,000 plus executive car allowance or company vehicle options. Enjoy 25 days of annual leave plus bank holidays, additional loyalty days, and dedicated volunteering leave. Gain access to private medical cover, company pension schemes, life assurance, and continuous service awards. Randstad CPE values diversity and promotes equality. No terminology in this advert is intended to discriminate against any of the protected characteristics that fall under the Equality Act 2010. We encourage and welcome applications from all sections of society and are more than happy to discuss reasonable adjustments and/or additional arrangements as required to support your application. Candidates must be eligible to live and work in the UK. For the purposes of the Conduct Regulations 2003, when advertising permanent vacancies we are acting as an Employment Agency, and when advertising temporary/contract vacancies we are acting as an Employment Business.

Defend Critical Infrastructure. Hunt Threats. Make a Real Impact. Cyber threats never stand still-and neither do we. We're looking for a Senior Security Operations Centre (SOC) Analyst to join our growing Cyber Security team and play a key role in protecting some of the UK's most critical organisations. This is your opportunity to work at the frontline of cyber defence, investigating real-world threats, shaping detection capabilities, and helping drive the evolution of a mature and high-performing SOC. You'll be joining a collaborative team of cyber specialists who are passionate about defending organisations from evolving threats. You'll have the opportunity to influence SOC strategy, enhance detection capabilities, develop your expertise, and work with cutting-edge security technologies in a fast-paced operational environment. Ready to make an impact? Join us and help protect systems that matter. Apply today and take your cyber security career to the next level. If you're passionate about threat detection, incident response, and staying one step ahead of attackers, we'd love to hear from you. Office based: Farnborough. Clearance: You do need to be eligible for SC and DV Clearance. Shift based: 2 x 6am to 6pm; 2 x 6pm to 6am. 4 days off. What You'll Be Doing: Monitor, triage and investigate security incidents across critical client environments. Analyse network traffic, logs and security events to identify threats and vulnerabilities. Lead and support incident response activities, providing expert guidance on containment, eradication and recovery. Enhance detection rules and use cases using MITRE ATT&CK and threat-informed defence techniques. Support threat intelligence activities and contribute to the continuous improvement of SOC operations. What You'll Bring: ? Proven experience working within a Security Operations Centre. Hands-on experience with Microsoft Sentinel and Splunk. Strong understanding of MITRE ATT&CK. It would be great if you had: Networking protocols and infrastructure (TCP/IP, LAN/WAN, HTTP, SMTP, FTP, LDAP). Firewalls, VPNs, enterprise antivirus and security technologies. Security incident investigation and response. Excellent analytical, communication and stakeholder management skills. Cyber security qualifications such as Security+, BTL1 or equivalent. Malware analysis or reverse engineering experience. Python, PowerShell, Bash, Perl or C++ scripting skills. CySA+, Blue Team Level 2 or other SOC-focused certifications. Experience with QRadar alongside Sentinel and Splunk. If you are interested in this role but not sure if your skills and experience are exactly what we're looking for, please do apply, we'd love to hear from you! Employment Type: Permanent Location: Farnborough on site. Shift based. Security Clearance Level: Eligible for SC and DV Clearance. Internal Recruiter: Jane Salary: To£58K Benefits: 25 days annual leave with the choice to buy additional days, health cash plan, life assurance, pension. Shift allowance. Loved reading about this job and want to know more about us? Sopra Steria's Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the client's goal of National Security, and we operate in a unique and privileged environment. We are given time for professional development activities, and we coach and mentor our colleagues, sharing knowledge and learning from each other. We foster a culture in which employees feel valued and supported and have pride in their work for the customer, delivering outstanding rates of customer satisfaction in the UK's most complex safety- and security-critical markets.

Linux Infrastructure & Platform Architect. Design. Automate. Modernise. Are you an experienced Linux Infrastructure expert ready to take ownership of complex, enterprise-scale platforms? We're looking for a Linux Infrastructure & Platform Architect to drive the design, automation, and evolution of critical infrastructure environments supporting high-performance computing, cloud services, and modern containerised platforms. In this hands-on technical leadership role, you'll combine architecture, engineering, and automation expertise to deliver resilient, scalable, and secure solutions across a diverse technology landscape. You do need to be eligible for DV Clearance. Hybrid: 3 days on site in Salisbury OR Portsmouth. What you'll be doing: Leading the design, administration, optimisation, and support of large-scale Linux environments, ensuring high availability, performance, security, and resilience. Architecting and supporting High Performance Computing (HPC) platforms, including compute, storage, networking, workload scheduling, and user environments. Designing, deploying, and managing container and orchestration platforms to support modern application delivery. Acting as a Linux Infrastructure Solutions Architect, driving technical design, technology selection, and infrastructure transformation projects. Designing and supporting hybrid infrastructure environments across on-premises platforms, including VMware and Nutanix, alongside public cloud services. Developing and enhancing Infrastructure-as-Code and automation frameworks, with a strong focus on Ansible orchestration. Modernising operational processes and legacy tooling, championing automation-first approaches and migration from Puppet. Working closely with DevOps, Security, Operations, PMO, Application, and CTO teams to deliver robust and future-ready solutions. Providing expert troubleshooting, technical leadership, and mentoring across Linux, cloud, storage, networking, virtualisation, and platform technologies. What you'll bring: ? Extensive experience administering enterprise Linux environments (RHEL, Rocky Linux, Ubuntu, or equivalent). Strong knowledge of HPC infrastructure, workload management ideally using Slurm, and performance optimisation. Proven experience designing and delivering Linux infrastructure and platform architectures. Strong understanding of Linux security, virtualisation, storage, networking, cloud services, and systems performance tuning. Excellent stakeholder management, documentation, project delivery, and problem-solving skills. Eligible for DV Clearance. It would be great if you had: Advanced automation skills using Ansible, including playbook development, role design, and CI/CD integration. Experience with container technologies such as Docker, Podman, Kubernetes, or OpenShift. Experience supporting virtualised infrastructure using VMware and/or Nutanix. Experience working with public cloud platforms; AWS, Microsoft Azure, and Google Cloud Platform (GCP) experience is highly desirable. Employment Type: Permanent Location: Hybrid. 3 days per week in Portsmouth OR Salibury. Security Clearance Level: Eligible for SC and DV Clearance. Internal Recruiter: Jane Salary: TBD. Benefits: 25 days annual leave with the choice to buy additional holiday days, health cash plan, life assurance, and pension, £5400 car allowance, 3 % flex benefit. Loved reading about this job and want to know more about us? Sopra Steria's Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients. The work we do makes a real difference to the client's goal of National Security, and we operate in a unique and privileged environment. We are given time for professional development activities, and we coach and mentor our colleagues, sharing knowledge and learning from each other. We foster a culture in which employees feel valued and supported and have pride in their work for the customer, delivering outstanding rates of customer satisfaction in the UK's most complex safety- and security-critical markets.