Electrical, Control and Instrumentation Engineer

weServed; Warrington; Hybrid; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Generous holiday allowance

Pension with life assurance

Digital GP and health checks

Job summary

Cavendish Nuclear is seeking an Electrical, Control and Instrumentation Engineer to support, safe, compliant and efficient nuclear operations by delivering high-quality EC&I design outputs. The role involves creating detailed EC&I designs and collaborating with teams to meet safety and regulatory requirements.

Based at one of Cavendish Nuclear's key locations in the UK with hybrid working options, the position requires knowledge of IEC standards and nuclear safety practices, and a willingness to

Qualifications

• Familiar with IEC-61508 and IEC-61511 standards.
• Nuclear functional safety lifecycle awareness.
• SIL determination and verification.
• Experience collaborating with safety-case teams.

Responsibilities

• Create detailed EC&I designs, including electrical, control and instrument drawings.
• Collaborate with safety-critical, high-integrity design teams.
• Contribute to projects within the Engineering BU across operations and decommissioning.
• Coordinate with engineers, project managers, clients, regulators and suppliers to align designs.
• Ensure designs meet nuclear safety standards, regulatory requirements and internal procedures.

Skills

IEC-61508

IEC-61511

Nuclear safety

SIL

Safety case

Education

HNC

BTEC Level 3 in Engineering

Job description

Job Title: Electrical, Control and Instrumentation Engineer

Location: Flexible, UK + Hybrid Working Arrangement

Compensation: Attractive Salary + Benefits

Role Type: Full time / Permanent

Role ID: SF68282

Designing Safety‑Critical Systems that Protect People, Communities and The Future

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 Engineer, at any of our main Cavendish Nuclear sites.

The role

As an Electrical, Control and Instrumentation Engineer (EC&I), you’ll have a role that’s out of the ordinary. You will play a key role in supporting, safe, compliant and efficient nuclear operations by delivering high-quality EC&I Design outputs-reducing project risks, enabling regulatory approval, and contributing to successful execution of business-critical programmes.

Day-to-day, you’ll be required to

• Create Detailed EC&I Designs – Develop accurate and compliant, electrical, control and instrument drawings.
• Collaborate with a team focused on safety-critical and high integrity design solutions.
• Contribute to projects within the Engineering BU, helping deliver programmes across operations and decommissioning.
• Communicate with internal teams (e.g. engineers, project managers) (e.g. clients, regulators, suppliers) to ensure design alignment.
• Produce designs that meet nuclear safety standards, regulatory requirements, and internal quality procedures.

This is a full‑time role working 37 hours per week. The role can be based at one of Cavendish Nuclear’s key locations including Warrington (Cheshire), Leicester (Leicestershire), Humberside (East Yorkshire), Cumbria (Westlakes), Preston (Lancashire), Newbury (Berkshire) or Bristol. Hybrid working patterns are available, with an expectation of three days per week on site.

Essential experience of the EC&I Engineer

• Understanding of IEC-61508 and IEC-61511 standards
• Familiar with the nuclear functional safety lifecycle
• SIL determination and verification
• Experience working with the safety case team

Qualifications for the EC&I Engineer

• HNC qualification or equivalent.
• BTEC Level 3 in and Engineering Discipline or Equivalent with relevant experience would also be considered.

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 (www.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 [e-mail] 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: 07/09/2026