Field Service Engineer

Mirion Technologies; Harwell; On-site; GBP 42,000 - 54,000; Full time

Benefits offered by this job

Competitive salary

Training & development

Global opportunities

Supportive environment

Job summary

Mirion Technologies in the UK is seeking a Field Service Engineer to install, calibrate and service nuclear measurement systems at customer sites, with a focus on Harwell and UK travel. You will work hands-on on radiation protection instruments, gamma spectroscopy equipment and NDT systems, delivering practical fault diagnosis and remote support where required.

The role requires an engineering background, strong problem-solving and clear communication to maintain high safety and quality

Qualifications

• A recognised engineering apprenticeship or equivalent experience.
• Experience with radiation measurement instrumentation or gamma spectroscopy is advantageous.
• Strong technical problem-solving and fault-finding skills.

Responsibilities

• Installing, commissioning, calibrating, testing and repairing nuclear measurement systems.
• Providing on-site and remote technical support to customers across the UK, with occasional international travel.
• Troubleshooting systems, diagnosing faults and delivering effective technical solutions.
• Completing routine testing and calibration in line with technical procedures and standards.
• Maintaining accurate technical and service documentation per QHSE requirements.
• Working closely with UK and international service teams.
• Representing Mirion professionally when working with customers.

Skills

Electrical engineering

Communication skills

English proficiency

Problem solving

Education

ONC in Electronics or Electrical Engineering

Tools

Radiation measurement instrumentation

Gamma spectroscopy

Job description

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 a Field Service Engineer to join our team based in Harwell, reporting to the Site/Technical Team Lead within the EMEA/APAC Division.

This is a hands-on, customer-facing opportunity supporting Mirion’s range of Radiological Protection Instruments, Non-Destructive Assay systems and Gamma Spectroscopy equipment.

You’ll be involved in the installation, commissioning, calibration, routine testing, fault diagnosis and repair of equipment across customer sites, as well as providing remote technical support where required. Working with a range of nuclear measurement systems, you’ll use your technical expertise and problem-solving skills to identify faults, deliver effective solutions and ensure equipment is maintained to the required standards of quality, safety and performance.

Working both independently and alongside colleagues across our UK and international service teams, this role would suit someone who enjoys being hands-on, solving technical challenges and delivering a high standard of service to customers

Key Responsibilities

• Installing, commissioning, calibrating, testing and repairing nuclear measurement systems
• Providing on-site and remote technical support to customers across the UK, with occasional international travel
• Troubleshooting systems, diagnosing faults and delivering effective technical solutions
• Completing routine testing and calibration in line with relevant technical procedures and standards
• Maintaining accurate technical and service documentation in accordance with QHSE requirements
• Working closely with UK and international service teams
• Representing Mirion professionally when working with customers

Skills & Experience

• A recognised engineering apprenticeship and a minimum ONC in Electronics or Electrical Engineering is desirable, or equivalent relevant experience or qualification
• Experience working with radiation, radiation measurement instrumentation or gamma spectroscopy would be advantageous, but isn’t essential as training will be provided
• Strong technical problem-solving and fault-finding skills
• A practical, methodical approach and the ability to work independently and use your initiative
• Excellent interpersonal, organisational and communication skills
• A high level of written and spoken English
• Experience on nuclear licensed sites such as AWE, Sellafield, EDF, NRS or Dounreay would also be beneficial.
• The ability to meet the UK security clearance requirements applicable to the role

What we can offer

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

• Competitive salary and benefits

• Ongoing technical training and professional development
• The opportunity to work with specialist technology on high-profile projects
• Career development within an international organisation
• A collaborative and supportive working environment