Configuration Lead

Overview

At Assystem, our mission is to accelerate the energy transition worldwide. Our 8,00 Switchers combine deep engineering heritage and project delivery expertise with advanced digital technologies. In the UK, we support landmark low-carbon projects including Hinkley Point C, Sizewell C and Small Modular Reactors. We work at the heart of complex nuclear programmes, helping to deliver safe, efficient and future-ready energy infrastructure that supports national and global sustainability goals.

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Why Join the Community of Switchers?

You’ll be joining one of the three largest nuclear engineering companies in the world, recognised globally for technical excellence and delivery capability. At Assystem, your future team works collaboratively across disciplines and borders, supporting some of the most complex nuclear programmes in Europe. You’ll benefit from exposure to major infrastructure projects, strong career development pathways, and a culture built on safety, quality and innovation.

This is a hybrid role, with flexibility for partial office working.

You will support configuration management activities on the Sizewell C nuclear project.

You will ensure plant configuration data remains accurate throughout design and construction phases.

• Implement configuration management across design changes and technical interfaces
• Maintain and update plant configuration registers for allocated systems
• Coordinate multidisciplinary stakeholders to resolve technical configuration issues
• Support processing and review of design changes, notices and redline updates
• Track interfaces between engineering and construction work packages
• Produce accurate reports, KPIs and data for project management teams
• Support compliance with configuration management standards and governance
• Assist with internal audits and technical assurance activities
• Participate in project coordination and decision-making meetings

• Degree in Mechanical, Electrical or Civil Engineering
• Experience with in engineering, design or technical documentation environments
• Familiarity with configuration or design change management processes
• Strong attention to detail handling technical data and drawings
• Competent user of Microsoft Word and Excel
• Clear communicator with engineering and construction stakeholders
• Experience working in a regulated or safety-critical environment
• Knowledge of large industrial or infrastructure projects
• Understanding of quality management or technical assurance practices
• Experience coordinating across multidisciplinary engineering teams

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Ready to shape the future of nuclear energy?

Join Assystem and become part of a globally respected engineering organisation delivering one of the UK’s most significant nuclear projects. This role offers technical challenge, long-term career development and the opportunity to work alongside industry leaders on nationally critical infrastructure.

Benefits include:

• 🏖️ 25 days’ paid annual leave + bank holidays + option to buy or sell days
• 🤒 Competitive Sick Pay – Support when you need it
• 💪 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.