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Our Vacancy

Process Engineer

  • Nuclear
  • Permanent /
  • Warrington
  • 09/06/24
  • 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. 

Job Description

🌟 Join Our Team as a Process Engineer! 🌟

🚀 Exciting Opportunity to work on the SMR Project 🚀 Be a part of designing complex thermal and fluid systems for the innovative SMR project! Embrace innovation and contribute to a commercially groundbreaking new build.

🔍 Key Responsibilities:

  • 🧮 Analyze & Calculate: Support cooling water island systems with cutting-edge analysis and calculation methods.
  • 🌊🔥 Flow & Thermal Analyses: Perform static and transient flow and thermal analyses using advanced software tools.
  • 🛠️System Design & Integration: Assist in designing and integrating various systems.
  • 📄 Documentation: Produce, review, and update system documentation.
  • 🎛️ Control Philosophy: Define control strategies for system performance.
  • ⚙️Component Sizing: Determine the appropriate sizes for system components.
  • 🌡️💧Thermal-Hydraulic Modeling: Conduct thermal-hydraulic calculations and modeling.
  • 📐Equipment Specifications: Formulate detailed equipment specifications.


My profile


  • 🎓Education: Degree in Process or Chemical Engineering, or equivalent.
  • 🔬Skills: Strong understanding of fluid mechanics, heat transfer, and thermodynamics.
  • 📝Experience: Proven experience in producing design documentation and test specifications.
  • 💻Software: Proficiency with PIPESIM, Flomaster, or other 1D CFD software.

🌐✨ Join us and be at the forefront of engineering innovation with Rolls Royce SMR!

Why Join the Community of Switchers?

  • 🌟 Over 55 years in nuclear engineering.
  • 🏆 Ranked among the top 3 largest nuclear engineering companies.
  • 💼 Attractive social benefits, including an engaging Employee Committee and holiday bonuses.
  • 📚 Ongoing training with numerous career opportunities.
  • 📈 70% of our managers are promoted internally!
  • 🏠 Hybrid work: 1-2 days remote per week.

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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