Senior Infrastructure Engineer

About the job

Job summary

Discover a career in your hands at HMRC. Whether you're seeking purpose, growth, or a workplace that gives you a true sense of belonging, hear from some of our employees as they share their story about what it's really like to work at HMRC.

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The Senior Infrastructure Engineer is a senior technical and operational leadership role within the Tooling & Automation team. The postholder will lead and support infrastructure engineers while developing, maintaining and assuring a business-critical tooling stack used by teams across HMRC to deliver infrastructure as code and deploy services. The tooling is hosted primarily on AWS and uses EC2, containerisation and CI/CD technologies. The role combines live-service leadership, technical engineering, stakeholder management and continuous improvement, ensuring tooling services remain secure, supportable and aligned with HMRC architectural and operational standards.

Job description

Live service and operational continuity

• Lead BAU support for tooling services, ensuring incidents and changes are handled effectively within agreed service levels and HMRC standards.
• Protect live-service availability and business continuity.
• Oversee user administration, access requests and technical problem resolution.

Tooling engineering and lifecycle management

• Lead the maintenance and improvement of Nexus 3, GitLab, Bastion Services, AWX, HashiCorp Vault, Jenkins and Artifactory.
• Ensure patches, hotfixes, upgrades and lifecycle risks are identified and managed.
• Maintain AWS-hosted services, operating systems, containers, networking, automation and CI/CD capabilities.

Architecture and assurance

• Work with technical architects and Technical Strategy & Assurance colleagues to translate architectural designs into supportable tooling solutions.
• Ensure tooling aligns with HMRC strategic architectural principles, standards and roadmaps.

Delivery and knowledge management

• Deliver work through Agile practices.
• Ensure technical documentation and HMRC standards records are updated alongside delivery.
• Build resilience through structured knowledge sharing and transfer.

Technical leadership and stakeholders

• Lead and support technical engineers delivering maintenance, changes and service improvements.
• Engage product managers, service owners, architects, suppliers and other stakeholders.
• Contribute technical evidence to technology roadmaps, workforce planning, budget decisions, projects and delivery priorities.

Person specification

As Senior Infrastructure Engineer within the Tooling & Automation team, you will provide senior technical leadership and work with infrastructure engineers to develop, maintain and support business-critical tooling services in accordance with HMRC standards and strategic direction.

Your key responsibilities will include:

• Lead BAU support and maintain business continuity for tooling services, ensuring incidents and changes are managed effectively within agreed service levels and HMRC standards.
• Protect live-service availability by identifying operational risks, coordinating technical resolution and ensuring services remain secure, resilient and supportable.
• Lead the administration, maintenance and continuous improvement of the team's tooling stack, including Nexus 3, GitLab, Bastion Services, AWX, HashiCorp Vault, Jenkins and Artifactory.
• Oversee day-to-day administration, user access requests and technical problem resolution for supported tooling services.
• Lead the maintenance of AWS-hosted infrastructure, operating systems, containers, networking, automation and CI/CD capabilities supporting the tooling estate.
• Plan and coordinate patches, hotfixes, upgrades, lifecycle remediation and service improvements, ensuring changes are controlled, documented and communicated.
• Work with technical architects and Technical Strategy & Assurance colleagues to translate architectural designs into secure, supportable tooling solutions aligned with HMRC strategic architectural principles and standards.
• Lead and support technical engineers undertaking tooling maintenance, changes, migrations and service improvements, ensuring work is delivered to the required quality and timescales.
• Deliver work through Agile practices, communicate progress at agreed ceremonies and ensure technical documentation, support procedures and HMRC standards records are updated alongside delivery.
• Develop team capability and operational resilience through coaching, knowledge sharing, technical guidance and structured knowledge transfer.
• Engage effectively with product managers, service owners, architects, delivery teams, users and third-party suppliers.
• Provide technical input into technology roadmaps, service priorities, workforce and budget planning, projects and operational decision-making.

Essential Criteria

Candidates must demonstrate substantial infrastructure engineering experience in complex live-service environments, including:

• Cloud and operating systems: practical engineering and administration experience across AWS and Linux/RHEL environments, with relevant Windows administration knowledge.
• Automation and delivery tooling: experience developing, administering or supporting CI/CD and infrastructure-automation services using technologies such as GitLab, Jenkins, AWX and Terraform.
• Containers and networking: experience of Docker containerisation and networking or proxy technologies such as Nginx or Traefik.
• Live tooling services: experience supporting secure, business-critical development or infrastructure tooling. Relevant products may include Nexus, Artifactory, HashiCorp Vault, GitLab, Jenkins, AWX and bastion services.
• Operational service management: experience managing incidents, changes, service risks and continuity in a live environment, with working knowledge of ITIL, DevOps and Agile delivery.
• Technical leadership: experience leading engineers, setting technical direction, assuring delivery and improving the resilience and supportability of services
  .
• Stakeholder and supplier management: strong communication skills and evidence of working effectively with architects, service owners, delivery teams and third-party suppliers.

Desirable Criteria

• Relevant AWS, Linux/RHEL, infrastructure-as-code, DevOps or service-management certification
• Experience modernising or migrating legacy infrastructure/tooling services
• Experience improving operational resilience, observability, security or automation
• AWS Cloud Practitioner certification
• AWS SysOps Administrator certification
• Experience managing multiple product and service improvements

Further Location Information

Please ensure that you only apply for a location that you are willing and able to work from, as we will only make one offer of employment. Any additional notes included in a 'Further Location Preferences (optional)' field within the application form, will not be considered. Please be aware that you cannot change your location preference after submitting your application.

Office closures

For more information on where you might be working, review this information on our locations.

If your location preference is for one of the following sites, it's important to note that these are not long-term sites for HMRC and we will require you to move to a new building in the future, subject to our location strategy and the applicable employee policies at that time.

This site is:

• Telford Plaza, Telford - moving to Parkside Court, Telford

You will be given more information about what this means at the job offer stage.

Leeds Locations

Moves Adjustment Payment will be available for this role, provided the successful applicant is a current HMRC colleague in Bradford and meets the eligibility requirements outlined in the HMRC's Moves Adjustment Payment guidance.

Benefits

Alongside your salary of £45,544, HM Revenue and Customs contributes £13,194 towards you being a member of the Civil Service Defined Benefit Pension scheme. Find out what benefits a Civil Service Pension provides (opens in a new window).

HMRC operates both Flexible and Hybrid Working policies, allowing you to balance your work and personal commitments. We welcome applications from those who need to work a more flexible arrangement and will agree to requests where possible, considering our operational and customer service needs.

We offer a generous leave allowance, starting at 25 days and increasing by a day for every year of qualifying service up to a maximum of 30 days.

• Pension - We make contributions to our colleagues' Alpha pension equal to at least 28.97% of their salary.
• Family friendly policies.
• Personal support.
• Coaching and development.

To find out more about HMRC benefits and find out what it's really like to work for HMRC hear from our insiders or visit Thinking of joining the Civil Service

Things you need to know

Artificial intelligence

Artificial intelligence can be a useful tool to support your application, however, all examples and statements provided must be truthful, factually accurate and taken directly from your own experience . click apply for full job details