Posted 01 August, 2026
Senior Process Engineer
Progressive Recruitment
Warrington, ENG, GB
Full Time
Job Description
Senior Process EngineerLocations: Warrington or BristolWorking Pattern: Hybrid - 3 days per week on siteContract Length: 12 monthsIR35 Status: Inside IR35Security Clearance: UK Security Check (SC) - requiredStart: Subject to clearance & onboardingThe RoleWe are seeking experienced a Senior Process Engineer to support a strategically important programme within the UK nuclear sector.This role will be supporting the technical development, assessment and delivery of process solutions associated with the handling, conversion, and potential reuse of reprocessed uranium originating from historic reprocessing operations.You will play a key role in process definition, safety justification, and technical assurance across the fuel cycle, working within a highly regulated nuclear environment.Key ResponsibilitiesLead and deliver process engineering activities across RepU-related systems and facilitiesDevelop and review process flows, mass balances, PFDs and P&IDsProvide technical input into safety cases , hazard studies (HAZOP/HAZID), and ALARP argumentsSupport options studies for storage, conversion, enrichment or reuse of RepU materialsInterface with nuclear safety, operations, mechanical and commissioning teamsEnsure designs comply with UK nuclear regulatory requirements and site licence conditionsContribute to design reviews, technical reports and regulatory submissionsAct as a senior technical authority and mentor junior engineers where requiredEssential ExperienceProven experience as a Senior Process Engineer in the nuclear industryStrong background in nuclear fuel cycle, reprocessing, waste or materials handlingExperience working in high-hazard, regulated environmentsFamiliarity with UK nuclear standards and safety case developmentAbility to work on site and collaborate with multi-disciplinary teamsActive SC clearance (or clearable)DesirablePrevious experience with Sellafield , fuel reprocessing or uranium conversion projectsKnowledge of RepU, MOX, enrichment or fuel fabrication processesChartered Engineer status or working towards itIf you've got strong nuclear process engineering experience and active SC clearance , this is a chance to work on a technically complex, nationally significant project.Please click here to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement.To find out more about Progressive please visitTPBN1_UKTJ
