Job Title: Senior Estimator
Location: Rosyth, Fife
Compensation: £45,284 – £52,872 + Benefits
Role Type: Full time / Permanent
Role ID: SF72187
Shape the cost strategy behind mission‑critical marine programmes.
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 Senior Estimator at our Rosyth site.
The role
As a Senior Estimator, you’ll have a role that’s out of the ordinary. You’ll set the cost strategy for complex, non‑routine projects across our Marine business. You’ll choose the right estimating approaches, build robust cost models and provide the insight that underpins decision‑making for bids, tenders and delivery. Your work will help our customers protect people and assets - and will accelerate your own growth through exposure to large, high‑impact programmes in defence, aerospace and engineering.
Day‑to‑day you’ll be required to:
- Develop the estimating plan and structure, including ground rules and assumptions.
- Select and apply the most appropriate methodologies (bottom‑up, top‑down, comparative and parametric).
- Build and maintain transparent cost models for bids, tenders and project controls.
- Conduct sensitivity, risk and uncertainty analysis to inform decisions.
- Capture lessons learned to refine norms and improve future estimates.
This role is full time, 36 hours per week and is based on site at Rosyth.
Essential experience of the Senior Estimator
- Delivery across multiple projects, products/services and lifecycle phases.
- Estimating all project cost elements using bottom‑up, top‑down, comparative and parametric approaches.
- Experience with diverse contract forms (e.g., FIDIC, NEC, JCT).
Qualifications for the Senior Estimator
- Project Planning and Controls Practitioner
- Project Fundamentals Qualification.
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. 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 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. 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
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: 19/03/2026
