Assembly & Test Technician in Warrington

Mirion Technologies is a global leader in radiation detection, measurement, and protection. With over 50 years of experience and nearly 3,000 employees worldwide, we serve critical sectors including energy, healthcare, defence, and research.

We combine deep technical expertise with a strong customer focus to deliver reliable, high-performance solutions. Our mission is to protect people and the environment through innovative technologies and trusted service.

At Mirion, we foster a culture of integrity, collaboration, and continuous improvement empowering our teams to make a meaningful impact every day.

You’ll join Mirion Technologies, a global specialist in radiation detection, measurement and protection, supporting critical sectors including nuclear energy, healthcare, defence and research

The Opportunity

We are looking for an Assembly and Test Technician to join our customer-focused delivery team in Warrington. You’ll be involved in the assembly, integration and testing of both standard and bespoke measurement systems, supporting projects from build through to successful testing and delivery.

We are looking for a hands‑on technician with practical assembly and testing experience who is comfortable working to rigorous standards and deadlines. Having a good mix of mechanical, electrical and testing experience is desirable and someone who is interested in working on technically interesting systems within a highly regulated environment.

You will be working closely with the wider project team and Project Technical Lead to support the successful delivery of projects.

Key Responsibilities

• Carrying out mechanical and electrical assembly, including wiring and panel building
• Completing system testing activities, including Electrical Safety testing
• Fault finding, diagnostics and repair work
• Working from detailed drawings, build instructions and test schedule documentation
• Documenting builds, including red‑line changes, and compiling build instructions
• Ensuring work meets predefined quality and technical standards within a highly regulated environment
• Working collaboratively with colleagues to ensure customer requirements are met
• Supporting and mentoring junior team members where required
• Identifying and contributing to continuous improvement initiatives
• Undertaking occasional short visits to other divisional, customer and supplier site

Skills & Experience

• HNC level qualification, demonstrable equivalent, or currently studying towards an HNC in an electrical discipline
• Previous experience within an assembly and/or test environment
• A broad range of mechanical, electrical and testing skills
• Experience working within a regulated industry
• Strong fault‑finding, diagnostic and repair capabilities
• Experience working from detailed drawings and test documentation
• A working knowledge of IET Wiring Regulations
• Experience using materials‑handling equipment
• Good interpersonal skills and the ability to work effectively both independently and within a small team
• Good general IT skills, particularly Microsoft Office applications
• Applicants must be able to successfully complete HMG Baseline Personnel Security Standard (BPSS) checks, with the potential requirement to undergo national-level security vetting

What we can offer

Our employees make the difference, that’s why we can offer the following:-

• A competitive salary and benefits package
• The opportunity to develop within an international group working on high profile projects
• Ongoing professional development opportunities and training
• A collaborative and supportive work environment

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