Senior Mechanical Estimator

About the role

We are seeking a Senior Mechanical Estimator to join our pre‑construction team in Gerrards Cross. You will support bids for large‑scale, mission‑critical data centre projects across the UK and Europe, shaping technically complex proposals from early engagement to final submission.

Key responsibilities

• Prepare detailed mechanical estimates for hyperscale data centre and mission‑critical projects.
• Review drawings, specifications and tender documentation to identify requirements and risks.
• Develop accurate take‑offs, cost plans and pricing strategies.
• Liaise with supply‑chain partners and subcontractors to obtain competitive quotations.
• Collaborate closely with design, commercial and pre‑construction teams throughout the tender process.

Required profile

• Proven track record pricing large‑scale data centre projects.
• Strong understanding of mechanical building services, including HVAC, cooling, pipework and public health systems.
• Ability to interpret technical drawings, specifications and tender documents.
• Strong commercial awareness and meticulous attention to detail.
• Comfortable working closely with clients and operational teams.

Required skills

• Mechanical estimating
• HVAC systems
• Cooling system design
• Pipework engineering
• Public health systems
• Cost planning
• Take‑offs preparation
• Tender documentation analysis
• Supply‑chain liaison

What we offer

• Salary £80,000 – £100,000 per year
• Travel allowance
• Pension scheme
• Performance bonus
• Private healthcare
• Career progression opportunities
• Technical training
• Long pipeline of work and immediate start