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Our Vacancy

Process Engineer’s – Principal & Senior

  • Nuclear
  • Permanent /
  • Blackburn
  • 08/06/24
  • On site

Assystem is an international company with one mission: accelerate the energy transition around the world.


Every day, our 6,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy.


We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition.


Drawing on more than 55 years’ experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimize the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering.


To ensure a viable, efficient, and reliable energy future for all


Job Description

Senior and Principal Process Engineers – Permanent / Contract (Inside IR35) Warrington 

Join Our Team at Assystem!

🚀 Your Future Team:

  • 🌟 Assystem is a well-established leader in the nuclear decommissioning sector.
  • 🤝 Partner of the Design Services Alliance.
  • ♻️ Expertise in waste management services for strategic nuclear clients in the UK.
  • 🔧 Offering life extension and feasibility assessment services.

🔍 Your Missions:

  • 🛠️ Interface with an Integrated Design Team, facility team (including systems engineering), and other project functions.
  • 🤝 Work closely throughout all project phases.
  • 🌐 Collaborate effectively in a team environment.

    💼 Why Join the Community of Switchers?

    • 🌟 Assystem has over 55 years of experience in nuclear engineering.
    • 🏆 Among the top 3 largest nuclear engineering companies.
    • 💼 Attractive social benefits: an engaging and dynamic Employee Committee (CE), holiday bonuses…
    • 📚 Ongoing training throughout your career with numerous career opportunities.
    • 📈 70% of our managers come from internal promotions!
    • 🏠 1 to 2 days of remote work per week.

    My profile

    🔧 Experience in the Following is Desirable:

    • 📜 Regulations & Assessments (COMAH, DSEAR, COSHH)
    • 🏗️ Front End Design/Studies & Feasibility Assessments
    • 📈 Project Review & Due Diligence
    • 🛠️ Operating Philosophies & Operational Modelling
    • 🌿 Environmental and Nuclear Waste Management (including ALARP/BAT studies)
    • ☢️ Nuclear Safety and Structured Hazard Management Processes
    • 📄 Production of engineering drawings, Basis of Design/Control, Instrument Process Data Sheets, Equipment Design & Sizing Calculations, S&IDD etc.

    🎓 Qualifications:

    • 🎓 Degree qualified in Chemical Engineering (or equivalent engineering discipline).
    • 🏅 Chartered Chemical Engineer with IChemE/EC.
    • ⚛️ Experience in nuclear industry design delivery.
    • 🔋 Proactive and driven approach to work.
    • 🗣️ Excellent communication skills.
    • 👥 Experience in leading a team of Process engineers.
    • 🔄 Experience in working with other disciplines and key stakeholders.
    • 📝 Competent report writing skills: clearly and concisely reporting findings.
    • ⏱️ Comfortable working under time and cost constraints.
    • 💼 Experience in producing estimates and inputting to / reporting against schedules.
    • 💥 DSEAR / hydrogen management experience.

    Ready to make a difference in the nuclear engineering world? Join Assystem today! 🚀

    Security Clearance:

    Due to the nature of work to be undertaken applicants will be required to meet certain residency criteria in order to attain a minimum level of UK security clearance if not already security cleared to a minimum SC level. 

    We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter !. Bring your unique contributions and help us shape the future.

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