Electrical Control and Instrumentation Technician

Job Title:                     Electrical Control and Instrumentation Technician

Location:                     Leicester, Leicestershire

Compensation:           Attractive Salary + Benefits

Role Type:                   Full time / Permanent

Role ID:                        SF72948

At Cavendish Nuclear we’re working to create a safe and secure world, together, and if you join us, you can play your part as an Electrical Control and Instrumentation Technician, at our Whetstone site.

The role

As an Electrical Control and Instrumentation Technician, you’ll carry out detailed testing, fault‑finding and repair of analogue electronic systems that support critical defence and nuclear operations. Your work will ensure that equipment is tested, verified and documented to exacting standards before it is relied upon in operational environments.

Day-to-day, you’ll apply your testing expertise using specialist equipment, collaborate with engineering colleagues to identify root causes, and produce clear technical records that demonstrate compliance. In return, you’ll build specialist diagnostic capability, gain experience in a highly regulated environment, and develop a long‑term career within nuclear and defence engineering.

• Testing analogue printed circuit boards and electrical equipment to approved test documentation
• Investigating faults and repairing analogue electronics using bench meters, oscilloscopes and test equipment
• Verifying test results through peer checks and evidence‑based reporting
• Recording step‑by‑step fault investigations and corrective actions
• Producing detailed technical and fault reports, including root cause identification

This role is full time, 37 hours per week and is based on site at Whetstone, Leicester.

Essential experience of the Electrical Control and Instrumentation Technician - Test Bias

• Demonstrable experience testing and fault‑finding electrical or electronic systems
• Practical experience working with analogue printed circuit boards and discrete components
• Confidence using electronic test equipment such as oscilloscopes and bench meters
• Ability to follow approved test procedures and accurately document results
• Experience working in a quality‑focused technical or engineering environment

Qualifications for the Electrical Control and Instrumentation Technician - Test Bias

• Apprenticeship or NVQ Level 3 in Electrical or Electronic Engineering, or equivalent
• HNC level study in relevant electrical or electronic modules is desirable
• Additional testing or diagnostic qualifications would be advantageous

Security Clearance

The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. Further details are available at United Kingdom Security Vetting: clearance levels - GOV.UK (

What we offer

• Generous holiday allowance
• Matched contribution pension scheme, with life assurance
• Access to a Digital GP, annual health check, and nutritional consultations through Aviva DigiCare+
• Employee share scheme
• Employee shopping savings portal
• Payment of Professional Fees
• Reservists in the armed forces receive 10-days special paid leave
• Holiday Trading is a benefit that allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement. This Window opens February through to March annually.
• ‘Be Kind Day’ enables employees to take one working day's paid leave a year (or equivalent hours) to undertake volunteering work with their chosen organisation or registered charity
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.

Cavendish

We’re Cavendish Nuclear — a team of c5,000 specialists and a core part of Babcock International Group.

Here, you’ll be part of something bigger. Across clean energy, defence, and civil decommissioning, your work will contribute to projects that are critical to energy security and national protection. Together, we’re shaping a future that lasts — not only through the impact we make, but through meaningful careers that respect your work-life balance.

Join us and discover how far we can go, together.

We are a disability confident committed employer. If you have a disability or need any reasonable adjustments during the application and selection stages, please email View email address on jobs.babcockinternational.com with the subject header ‘Reasonable adjustments requirement’. We’re committed to building an inclusive culture where everyone’s free to thrive. We are happy to talk about flexible working – please ask about alternative patterns of work at interview.

Closing date: 21/10/2026

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