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Job Title: Senior Planning Engineer

Location: Warrington, Bristol, Newbury OR Leicester + Hybrid Working Arrangement

Compensation: Attractive Salary + Benefits

Role Type: Full time / Permanent

Role ID: SF66478

Shape the future of Nuclear Engineering with Cavendish Nuclear.

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 a Senior Planning Engineer, at our Warrington, Cheshire or Bristol.

As a Senior Planning Engineer, you’ll be at the heart of some of the UK’s most critical nuclear projects. You’ll play a vital role in shaping and maintaining robust project schedules that drive delivery excellence across the full project lifecycle. This is your opportunity to make a real impact—on national infrastructure, on your career, and on the future of clean energy and defence.

This is a full-time, permanent position working 37 hours per week on a hybrid basis, with flexibility to work from home and on-site at Warrington (Cheshire) or Bristol.

Day-to-day, you’ll

• Support Project Managers to ensure delivery on time, within scope and budget.
• Produce clear, concise reports and updates for internal and external stakeholders.
• Track progress, identify deviations, and propose recovery actions.
• Manage schedule changes in line with NEC4 commercial requirements.
• Create and maintain detailed project schedules from initiation through to completion.

• Familiarity with NEC4 contracts and commercial scheduling.
• Proven experience in planning within engineering, nuclear, or other highly regulated sectors.
• Strong working knowledge of Primavera P6.
• Ability to produce monthly programme updates for customers.
• Experience delivering high-value, complex projects across the full lifecycle.

• Professional certifications in planning or project controls would be advantageous.
• A relevant engineering or project management qualification is desirable.

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).

• 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 allows UK Cavendish employees to buy additional leave or to sell up to one working week of annual leave from their entitlement. This window opens February through to March annually.
• Excellent development opportunities and benefits package including an employee assistance programme supporting physical, mental and financial wellbeing.
• ‘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

As a leader within the UK nuclear industry, Cavendish Nuclear, part of Babcock International Group, provides a comprehensive range of critical nuclear solutions in clean energy, defence and civil new build and decommissioning projects. Together, we’re innovating to make nuclear safer, faster and cost-effective across the nuclear energy life cycle. Your career with us could take you anywhere within Babcock International Group – from Canada, the USA to Japan. Work with us to create a safe and secure world, 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 careers@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: 02/02/2026