Capital Planning Manager in Plymouth

Shape the Future of Critical Defence Infrastructure

At Babcock we’re working to create a safe and secure world, together, and if you join us, you can play your part as a Capital Planning Manager at our Devonport Royal Dockyard site.

The role

As a Capital Planning Manager, you’ll take on a pivotal role within our Capital Planning Group, helping to shape and deliver the strategic investment planning that underpins the future of Devonport Dockyard’s critical infrastructure. From supporting the UK’s submarine programmes to delivering major facilities that enable national defence capability, your work will directly contribute to projects with long‑term significance for the Ministry of Defence and the UK’s operational readiness.

Day-to-day, you’ll lead the development of early‑stage major project proposals, capturing requirements, shaping investment direction and creating robust, Green Book‑compliant business cases that enable informed, strategic decision‑making.

• Capture and develop investment requirements for your designated business area.
• Identify opportunities to bundle project streams into strategic programmes and lead early‑stage development activities.
• Develop robust, Green Book‑compliant business cases with cross‑functional support to guide investment decisions.
• Manage early project lifecycle stages, including facilitation of initial Global Project Management Framework gate reviews.
• Support the CapEx Planning Team with business case development for large or complex internally funded projects and programmes.

This role is full time, 35 hours per week and provides hybrid working arrangements with a 2 – 3 days in the office/onsite and may require occasional travel to other UK sites.

Essential experience of the Capital Planning Manager

• Experience managing capital budgets, financial forecasting and expenditure tracking.
• Background in strategic planning or programme management environments.
• Proven ability to write robust business cases.
• Strong senior stakeholder management skills, ideally including exposure to HM Armed Forces or government stakeholders.
• Experience managing public funds (advantageous).

Qualifications for the Capital Planning Manager

• Educated to HNC/HND level or able to demonstrate equivalent proven experience.
• PMP (Project Management Professional) qualification involving project oversight.
• Further project management training or experience supporting large‑scale infrastructure planning - Desirable.

Security Clearance

The successful candidate must be able to achieve and maintain Security Check (SC) security clearance for this role. Many of the positions within our company are subject to national security clearance and Trade Control restrictions. This means that your eligibility for certain roles may be affected by your place of birth, nationality, current or former citizenship, and any residency you hold or have held.

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 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 Babcock employees to buy additional leave or to sell up to one working week of annual leave from their annual entitlement.
• ‘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.

Babcock

We’re Babcock — a global FTSE 100 organisation with over 26,000 people working together to make a difference. Here, you’ll be part of something bigger. From initial design to final decommissioning, your work will contribute to products and services that are essential to national security and public infrastructure. Together, we’re building a future that lasts — not just through the impact we make, but through meaningful careers that respect your work-life balance. We call that lifetime engineering. Join us and see 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 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: 16/02/2026