PSA Nuclear Safety Case Engineer (Multiple Locations)

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 diversity, ethical excellence and continuous growth, this is the place where your ambition can thrive.

People are our greatest asset, and we offer a competitive package to retain and attract the best talent. Benefits include free single medical cover, digital GP service, enhanced parental leave pay, family‑friendly programmes, professional development reimbursements, and a community‑focused program that provides matched‑funding, paid volunteering time and charitable donations.

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

Are you ready to make a real impact in the nuclear industry? Our Safety Case Engineers are at the forefront of ground‑breaking projects, working hand‑in‑hand across the civil nuclear and defence sectors, both in the UK and on a global stage. From next‑generation systems and emerging reactor technologies, like SMRs, to ensuring the safe operation of existing nuclear facilities, we cover the full spectrum of the nuclear lifecycle.

Required Skills and Experience

• Fault and event tree analysis
• Quantified risk and reliability assessments
• Reliability data assessment
• Hazard identification assessments
• Internal and external hazard evaluation, including dedicated Hazard PSA assessments (e.g., seismic, fire and flood)
• Statistical risk modelling
• System dependency analysis
• Even if you’re looking to transition into this field, we want to hear from you: at Amentum, we’re passionate about nurturing talent and will support your journey into this discipline with comprehensive training and mentoring.

Key Responsibilities

• Deliver technical work to support the demonstration that a facility or system can be operated safely and in compliance with regulatory requirements.
• Liaise with clients to understand their challenges and develop solutions.
• Represent the business in technical meetings with clients, regulators and other third parties.
• Help maintain the technical capability/knowledge of the community and mentor junior team members, where appropriate.

Qualifications

• A degree (or equivalent demonstrable experience) in a STEM discipline.
• Experience executing project tasks against relevant standards and best practices.
• Good communication skills and ability to articulate information to a broad range of stakeholders.
• Chartered Member of a professional institute (or equivalent demonstrable experience) or working towards Chartered or Incorporated status.
• Engineer status with a relevant professional body.

Our Culture & Values

Our values stand on a foundation of safety, integrity, inclusion and diversity. We put people at the heart of our business, and we genuinely believe that we all succeed by supporting one another through our culture of caring. We value positive mental health and a sense of belonging for all employees. We aim to embed inclusion in everything we do. We accept people for who they are, regardless of age, disability, gender identity, gender expression, marital status, mental health, race, faith or belief, sexual orientation, socioeconomic background, and whether you’re pregnant or on family leave. This is reflected in our wide range of Global Employee Networks.

Equal Opportunity Employer

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, colour, 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.