Mechanical Estimator

Mechanical Estimator – Buckinghamshire
£45,000–£65,000 + excellent bonus + benefits Growing M&E business | Commercial & Industrial projects | Long‑term progression
A respected, privately owned, multi‑disciplinary building contractor is recruiting for a Mechanical Estimator to join its growing M&E division in Buckinghamshire. The business delivers Facilities Management, Small Works, Mechanical & Electrical services and full project delivery, with a culture built around quality, trust and long‑term relationships.
You will be joining a team of six within the M&E department and will work closely alongside the Mechanical Project Manager, giving you direct involvement in live projects, tender strategy and pre‑construction planning. The division is expanding, offering genuine long‑term progression as the workload and team continue to grow.
Ideal for an experienced Mechanical Estimator or a mechanically‑biased professional who understands how HVAC and mechanical building services fit together and wants to step further into pre‑construction.
The Role
The Mechanical Estimator produces accurate, competitive mechanical cost estimates from initial enquiry through to tender submission. Projects typically range from £50k to £2m, covering commercial units, warehouses, light industrial sites and general contracting schemes. Around 7–8 tenders are live at any one time.
You’ll work closely with project managers, engineers and procurement teams, ensuring estimates align with client requirements and commercial objectives. This role suits someone who enjoys being part of a close‑knit team within a business that is actively scaling its M&E offering.
Key Responsibilities
Estimating & Tendering
Analyse drawings, specifications and tender documents
Prepare take‑offs, BOQs, schedules and detailed cost breakdowns
Liaise with suppliers and subcontractors to secure competitive quotations
Identify risks, exclusions and value‑engineering opportunities
Prepare compliant tender submissions to agreed deadlines
Support feasibility and early‑stage pricing
Collaboration & Support
Work alongside the Mechanical Project Manager
Collaborate with project managers, engineers and procurement
Attend pre‑ and post‑tender meetings
Support handover of successful tenders to delivery teams
Commercial & Financial
Maintain pricing records, quotations and cost databases
Ensure estimates reflect current market conditions
Monitor material and labour cost trends
Compliance & Standards
Ensure estimating activity meets company procedures and industry standards
Stay up to date with mechanical building services regulations
Ideal Candidate
Experienced Mechanical Estimator within commercial, industrial or FM environments
Strong understanding of HVAC and mechanical building services
Confident interpreting drawings and specifications
Commercially aware with experience in cost analysis and value engineering
Excellent numeracy, analytical and IT skills (Excel, Enzy or similar estimating tools)
Strong communication and negotiation skills
Able to manage multiple tenders and deadlines
Detail‑focused, proactive and solutions‑driven
Full UK driving licence
Work Environment
Office‑based in Buckinghamshire
Occasional site visits, supplier meetings and client briefings
Privately owned contractor with clear growth plans
Joining a business investing heavily in its M&E division
Package & Benefits
£45,000–£65,000 depending on experience
Excellent bonus structure
Established contractor with a growing M&E business
Strong pipeline of commercial and industrial work
Long‑term progression as the department expands