Amentum

At Amentum, we're not just solving problems; we're engineering the future. Our team is driven by an unyielding commitment to innovation, integrity, and collaboration, tackling some of the most significant challenges in science, security, and sustainability. If you're passionate about making a real impact and want to be part of a community that values ethical excellence, this is the place where your ambition can thrive. Here, we believe that success comes from continuously pushing boundaries and working together to deliver on our promises. We embrace challenges with confidence and are dedicated to creating a secure and vibrant future for all. We'll inspire and empower you to deliver your best work so you can evolve, grow and succeed - today and into tomorrow. We offer an exciting range of opportunities to develop your career within a supportive team who always strive to do the right thing for our people, clients and communities. People are our greatest asset, and we offer a competitive package to retain and attract the best talent. In addition to the benefits you'd expect, UK employees also receive free single medical cover and digital GP service, family friendly benefits such as enhanced parental leave pay and free membership of employee assistance and parental programmes, plus reimbursement towards relevant professional development and memberships. Work life balance and flexibility is a key focus area for us. We're happy to discuss hybrid, part time and flexible working hours, patterns and locations to suit you and our business. About the Opportunity Amentum is the Design and Engineering partner for Sellafield under the Programme and Project Partners (PPP). This is a 20 year arrangement to deliver £7bn of major projects. We are looking to recruit high value expertise from across regulated and comparable sectors to work in a collaborative environment. PPP is delivering major projects, site wide improvements and provision of supporting services. Being part of the PPP Team offers a unique opportunity to drive change and innovation in engineering, safety and delivery solutions in one of the most complex industrial sites in the UK if not the world. We are looking for people who are passionate about developing themselves and in meeting new challenges. The Sludge Handling and Export Plant (SH&EP) will treat sludge, originating from one of the highest hazard facilities at Sellafield, into a form suitable for long term storage and disposal. SH&EP is currently in the early stages of project development. The project involves both 'wet process' and mechanical handling/movement systems. The facility design needs to achieve high plant availability, so the application of Total Productive Maintenance (TPM) principles is key. We are currently recruiting for a Senior Process Engineer to support the project. As a Senior Process Engineer, you will be responsible for taking a leading role in the process design development for our projects. You will work within a multi discipline team to deliver the process design which typically includes key process engineering activities, process safety assessments, and participation in HAZOPs and design reviews. Responsibilities could include: Providing functional input to own projects, including, where relevant, leading the input of other engineers to ensure engineering delivery meets scope, time, cost and quality. Ensure that own work and that of more junior engineers on a project complies with all necessary corporate, departmental and legislative requirements and procedures, to guarantee that the necessary consistency and quality of delivery is maintained. Carry out engineering calculations and check the work of more junior staff to deliver a quality functional input to projects. Proactively generate value adding options within projects to offer to clients. Plan and prioritise own work and that of more junior staff so that deadlines are met. Provide functional support and guidance to more junior staff to develop them as individuals and the capability of the team as a whole. Carry out commissioning activities at client site as required, to ensure successful engineering handover As a Senior Process Engineer you will already be: Degree qualified in Chemical Engineering or equivalent. Strong analytical, communication, and leadership skills Self motivated with the ability to work collaboratively and independently Chartered Engineer status with a recognised professional body (e.g. IChemE) - preferred Experience of working in highly regulated environments would be advantageous Our Culture Our values are built on a strong foundation of safety, integrity, and respect for every individual. People are at the heart of our mission, and we believe in supporting one another through a culture of care and collaboration. We strive to create a workplace where everyone feels they belong and can thrive. Supporting mental wellbeing and fostering a sense of connection are essential to how we work. When we embrace different perspectives and work together, we become more innovative, more agile, and more successful. We partner with VERCIDA, for greater online accessibility please visit to view and access our roles. As a Disability Confident employer, we will interview all disabled applicants who meet the minimum criteria for a vacancy. We welcome applications from candidates who are seeking flexible working and from those who may not meet all the listed requirements for a role. If you require further support or reasonable adjustments with regards to the recruitment process (for example, you require the application form in a different format), please contact the team. Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.