Company Description

• ️ About Assystem

At Assystem, our mission is to accelerate the global energy transition. With over 7,500 Switchers worldwide, we combine engineering expertise, project management, and digital innovation to deliver major infrastructure programmes. In the UK, we’re at the forefront of landmark projects including Hinkley Point C, Sizewell C, and future Small Modular Reactors (SMRs). By joining us, you’ll be contributing to some of the most exciting and important engineering challenges of our time.
Why Join the Community of Switchers?
At Assystem, you’ll be part of one of the top three largest nuclear engineering companies in the world. Joining us means working in a collaborative and supportive environment where innovation thrives. You’ll be empowered to grow your skills while contributing to cutting-edge projects that have a lasting global impact.
Job Description

ESSENTIAL SKILLS AND QUALIFICATIONS

• Mechanical Engineering background
• Ability to create and interpret process flow diagrams and system schematics
• Experience developing or improving technical processes or procedures
• Strong MS Office skills, particularly Visio and Excel
• Good analytical and structured problem-solving ability

✔️ Desired Skills

• Experience in highly regulated environments
• Familiarity with project risk and quality control principles
• Understanding of CDM or Health & Safety frameworks
• Basic commercial or contractual awareness
• Knowledge of engineering assurance and compliance practices

Additional Information

• Develop and maintain end-to-end processes from design through to handover
• Ensure process compatibility with existing commissioning procedures and regulations
• Create and update process flow diagrams and technical documentation
• Collaborate with stakeholders to identify and resolve process issues
• Champion best practices and drive continuous improvement in commissioning activities
• Support internal reviews, workshops, and stakeholder meetings
• Use MS Visio, Excel, and Word to document clear and structured process steps
• Work with engineering teams to align process expectations across multiple discipline