Mechanical Process Engineer

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

🚀 The Job Mission
This is a hybrid role, and we are only able to consider candidates within a commutable distance of Bridgwater. For those relocating, we offer a relocation package to help with the move. You’ll be supporting the Commissioning & Operations team on one of the UK’s most complex nuclear builds. Your future team will rely on you to ensure that commissioning processes remain robust, consistent, and aligned with industry expectations.

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 disciplines 

Qualifications

🛠 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

🌟 Why Apply?
This is your chance to work on a project that defines the future of clean energy in the UK. You’ll join a forward-thinking organisation where your contribution directly supports a safer, more sustainable world. If you’re ready to take on the challenge and grow with your future team, apply today.

Benefits include:
🏡 Hybrid Working Opportunity
🕒 Flexible working hours
🛡️ Pension scheme (8% company contribution / 4% personal contribution)
🏖️ 25 days’ paid annual leave + bank holidays + option to buy or sell days
💼 Professional fees reimbursed
💰 Employee referral scheme
🤒 Competitive Sick Pay – Support when you need it
🏥 Income Protection & 3x Salary Death-in-Service Cover
💪 Free Digital Gym Access – Expert-led fitness classes
📞 24/7 Employee Support Line – Mental health, financial & legal help

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