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 and diverse 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.

The Opportunity  

Amentum is the Design and Engineering partner for Sellafield under the PPP (Programme and Project Partners). 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. 

The Project 

The Sellafield Product & Residue Store (SPRS) Retreatment Plant (SRP) Project will provide a facility that receives Special Nuclear Material (SNM) from existing stores across the Sellafield site and processes it into a form suitable for safe and secure storage until 2120. 

The Role  

To support the delivery of the SRP Project, we are seeking a Process Engineer who will report to Process Discipline Lead Engineer and support the Area Lead Process Engineer who will provide you with support and guidance in the role. 

You will work within a multi-discipline team to deliver the process design which typically includes key process engineering activities such as calculations, simulations and reports, process safety assessments, and participation in HAZOPs and design reviews.

As a Process Engineer you will be expected to:

• Carry out engineering calculations to deliver a quality functional input to projects. 
• Ensure that work complies with all necessary corporate, departmental and legislative requirements and procedures, to guarantee that the necessary consistency and quality of delivery is maintained.
• Develop own engineering experience and skills, moving towards the capability to move to a more senior role and towards professional qualification. 
• Production of process deliverables (Engineering Flow Diagrams, Process Descriptions, Datasheets, Calculations, Line Lists etc.). 
• Production and checking of Nuclear and Conventional Process safety deliverables (Design Justification Reports, DSEAR Risk Assessments, Chemotoxic Risk Assessments, etc.)
• Support to procurement, manufacture, testing and commissioning of Process equipment

As a Process Engineer you will already have:

• Degree qualified in Chemical Engineering or equivalent.
• Minimum 2 years in Process Engineering or related role 
• Knowledge of process design of solid powder handling systems is beneficial. 
• Adaptable Process Engineering experience, and ability to use transferable skills across a wide range of projects and industries, supported by our experienced multi-discipline engineering team. 
• A good knowledge of Process Design Health, Safety and Environmental (DHSE) issues and knowledge of key regulations (e.g. DSEAR, CDM, COMAH) is preferable, but not essential.
• A pro-active, self-starter, with excellent collaborative, innovative, problem-solving and communication skills. 

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 www.vercida.com 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.