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Senior Process Engineer Nuclear

Job in Warrington, Cheshire, MK46, England, UK
Listing for: AECOM
Full Time position
Listed on 2026-09-01
Job specializations:
  • Engineering
    Environmental Engineer, Process Engineer, Civil Engineering, Quality Engineering
Job Description & How to Apply Below

Start here. Grow here.

Are you ready to join a team of talented engineers and shape the future of the Nuclear Industry

Joining our established and expanding Nuclear team as a Senior Process Engineer means engaging in a diverse and growing array of UK-based projects. This role offers the opportunity to participate in multi-disciplinary projects at various stages of their lifecycle from client consultancy to delivering comprehensive engineering design solutions. Your responsibilities will include client interaction preparing bids and proposals and overseeing project delivery in line with AECOMs standards for quality safety and environmental care.

Our established multi-disciplinary nuclear SQEP team based across the UK has been delivering fit-for-purpose solutions across the full spectrum of the nuclear sector for over 50 years. We understand that the nuclear sector is unique with the utmost need for safety and a critical requirement to manage a myriad of potential risks.

We recognise the importance of social value the need for sustainable delivery and the responsibility to leave a positive legacy with the communities we engage with. We offer technically excellent delivery and strategic services working in close collaboration with our clients and partners to shape the future of energy and support the ongoing and planned decommissioning efforts ensuring our UK nuclear sites are safe for the next generation.

As we continue the growth and expansion of our nuclear capability there has never been a better time to join our nuclear team and work on some of the most exciting projects in the industry.

Heres what youll do:

Production of key process engineering deliverables as part of a wider multidiscipline team these include:

  • Process Descriptions
  • Basis of Design
  • Process Flow Diagrams
  • Process & Instrumentation Diagram
  • Process & Instrument Data Sheets & schedules
  • Underpinning design calculations
  • Mass and Enthalpy Balances
  • Design Justification Reports.

Additional:

  • Ensuring that own work meets the necessary legislative company and projects requirements.
  • Planning and prioritisation of own work in line with the project programme(s).
  • Development of early careers staff via support guidance and checking of work.
  • Responsible as a Designer under the CDM 2015 regulations.
  • Supporting Safety Case development via engineering substantiation.
  • Pragmatic approach to problem solving and ability to apply Engineering Fit for Purpose Judgement where appropriate.
  • Communication of design development in project meetings and in written reports.
  • Liaising with other discipline engineers to ensure a fully integrated multidiscipline design.
  • Staying abreast of relevant technological advancements and general best practices.

Come grow with us.

Become part of our dynamic nuclear team which boasts a team of leading and innovating industry experts. Collaborate with top-tier civil mechanical electrical and process engineers to deliver a variety of captivating projects from small initiatives to large-scale ventures all the way from concept to completion. At AECOM youll thrive in an inclusive and forward-thinking environment where your contributions are valued.

And lets not forget about the perks ll enjoy a range of core and personalised benefits designed to support your future and well-being customised to fit your lifestyle. Take advantage of career development opportunities our flexible hybrid working model to ensure a work-life balance that suits your lifestyle technical practice networks AECOM University and volunteering days.

Why Join Us:

  • Be part of a dynamic team that tackles challenging and impactful nuclear projects.
  • Work alongside industry-leading professionals and thought leaders.
  • Engage in a collaborative and inclusive work environment.
  • Opportunity to progress in this role in line with your professional development the growth of the team and the success and growth of our Nuclear business.
  • Access to continuous learning and development opportunities.
  • Competitive salary and comprehensive benefits package.
  • Enjoy the flexibility to work in a way that fits your lifestyle while supporting a healthy worklife balance.

Qualifications :

Ready to push the limits of whats possible

Heres what were looking for:

The successful Engineer will have/be:

  • BSc /BEng Chemical Engineering (Hons).
  • Ideally Chartered Member of the Institution of Chemical Engineers or near Chartered.
  • 5 years or more post Degree experience working as a Process Engineer.
  • Good awareness of the nuclear industry in the UK.
  • Experience working within a regulated and quality assured industry in roles reliant upon pragmatic design judgement and where design was a major part of the role.
  • Demonstrable record of successful implementation and delivery of process engineering work packages.
  • Experience in the implementation of Health and Safety processes regulations and standards.
  • Familiarity with different forms of contract in particular NEC.
  • Able to meet the requirements for security clearance in the UK.
  • Full UK driving license.

At AECOM we believe in…

Position Requirements
10+ Years work experience
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