{"id":169880,"url":"https://alion.io/job/atkinsrealis-engineer-nuclear-system-engineer","title":"Engineer - Nuclear System Engineer","company":{"id":8926,"name":"AtkinsRéalis","domain":"atkinsrealis.com","url":"https://alion.io/company/atkinsrealis","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"A","score":86,"open_postings":416,"ghost_share":0.002,"stale_share":0.563,"repost_share":0.007,"time_to_fill_p50_days":44,"computed_at":"2026-10-26T05:57:25Z"}},"role":"DevOps","role_family":"DevOps","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bristol, United Kingdom","Glasgow, United Kingdom","Manchester, United Kingdom","Sheffield, United Kingdom","United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":62000,"max_usd":138000,"period":"year","method":"role_country_seniority_unknown","sample_n":215},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[],"status":"live","first_seen_at":"2026-06-29T00:00:00Z","employer_posted_date":"2026-06-29","last_verified_at":"2026-10-24T07:38:40Z","board_verified":false,"closed_at":null,"days_open":119,"trust":{"level":"ok","repost_count":0,"flags":[],"days_open":119},"description":"Job Description\nOverview\nDo you enjoy working in safety-critical industries and contributing to solutions for complex engineering challenges? Join us as a Nuclear System Engineer and play a meaningful role in supporting our nuclear clients to assess and manage risk, and support the safe, reliable operation of systems supporting nuclear safety/generation. In this role, you will help enable innovative decision-making across the lifecycle of nuclear facilities, bringing best practice into the operation and maintenance of plant, and ensuring that the plant remains available and reliable according to the design intent. This role contributes to our shared ambition of delivering low-carbon energy and shaping a more sustainable future for our planet and its people.\nYour role\nContribute to and lead the development of safety assessments for the system, including hazards analysis and safety substantiation, supporting strategic decisions across design phase, commissioning, operations and decommissioning of nuclear facilities.\nPartner with clients to understand their needs and help shape technical and commercial strategies for system health and robust engineering substantiation.\nEngage with a range of stakeholders to champion system health by sharing insights, presenting technical solutions and contributing to regulatory discussions, building trusted and collaborative relationships.\nWork across a diverse portfolio of clients, including defence, nuclear generation, new build, and emerging technologies such as fusion and SMR/AMRs, applying your expertise to solve complex system, plant and safety challenges.\nSupport the successful delivery of projects by bringing together technical excellence and a critical-thinking approach, balancing attention to detail with a clear understanding of the wider context.\nCollaborate with multidisciplinary teams across AtkinsRéalis, leveraging global expertise and contributing to a connected and supportive technical community.\nSupport the development of others by mentoring and guiding junior engineers, helping to build capability while strengthening your own leadership approach.\nAbout you\nBring experience in working within safety-critical or highly regulated environments, with an interest in applying systems thinking to complex challenges.\nDemonstrate the ability to contribute to and guide technical delivery, working collaboratively to develop effective and practical solutions.\nShow strength in communicating complex ideas clearly, adapting your approach to engage a wide range of stakeholders, including clients and regulators.\nApply a thoughtful and structured approach to problem-solving, balancing technical detail with a broader strategic perspective.\nValue collaboration and knowledge sharing, contributing positively to team environments and multidisciplinary projects.\nTake pride in delivering high-quality work while remaining open to learning, feedback and continuous development.\nShow an interest in supporting and developing others, contributing to a culture of growth, inclusion and shared success.\nRewards & benefits\nExplore the rewards and benefits that help you thrive - at every stage of your life and your career. Enjoy competitive salaries, employee rewards and a brilliant range of benefits you can tailor to suit your own health, wellbeing, financial and lifestyle choices. Make the most of a myriad of opportunities for training and professional development to grow your skills and expertise. And combine our hybrid working culture and flexible holiday allowances to balance a great job and fulfilling personal life.\nBe rewarded. Find out more.\nAbout AtkinsRéalis\nWe're AtkinsRéalis, a world-class engineering services and nuclear organization. We connect people, data and technology to transform the world's infrastructure and energy systems. Together, with our industry partners and clients, and our global team of consultants, designers, engineers and project managers, we can change the world. We're committed to leading our clients across our various end markets to engineer a better future for our planet and its people.\nFind out more.\nAdditional information\nSecurity clearance\nThis role may require security clearance and offers of employment will be dependent on obtaining the relevant level of clearance. If this is necessary, it will be discussed with you at interview. The vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK of 5 years or longer. If applying to this role please do not make reference to (in conversation) or include in your application or CV, details of any current or previously held security clearance.\nWe are committed to creating a culture where everyone feels that they belong - a place where we can all be ourselves, thrive and develop to be the best we can be. So, we offer a range of family friendly, inclusive employment policies, flexible working arrangements and employee resource groups to support all employees. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and ability. As a Disability Confident Leader, we are committed to offering an interview to all applicants who have a disability and meet the essential criteria. If you would like to be considered under this commitment, please let us know at the application stage.\nWorker Type\nEmployeeJob Type\nRegularAt AtkinsRéalis, we seek to hire individuals with diverse characteristics, backgrounds and perspectives. 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