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Full time
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HM

Senior Mechanical Estimator

Heated Mechanical ServicesBasildon, England🇬🇧United KingdomPosted 25 Aug 2026

Why This Role Stands Out

This is an exciting opportunity to lead complex mechanical tender processes for prestigious commercial fit-out and data center projects, offering significant career growth within an established and expanding company. You'll thrive here if you possess a strong mechanical building services background and a keen eye for detail, contributing to a collaborative pre-construction team. Apply now to leverage your expertise and make a substantial impact.

Quick Overview

Seniority
Mid Senior
Employment type
Full Time
Work mode
On Site
Location
Basildon, England, United Kingdom
Posted
2 weeks ago
EstimatingHVAC

Job Description

An established and growing MEP contractor is looking to appoint an experienced Senior Mechanical Estimator to join its pre-construction team based in Basildon.

This is a senior-level opportunity working across technically challenging commercial fit-out and data centre projects, taking responsibility for mechanical tenders from initial enquiry through to final submission and handover.

The successful candidate will have a strong mechanical building services background and proven experience pricing projects within the commercial construction sector. You will work closely with the Estimating, Pre-Construction, Commercial and Operational teams to produce competitive, accurate and commercially viable tenders.

  • Take ownership of mechanical tenders from initial enquiry through to final submission.
  • Prepare detailed estimates for mechanical packages including HVAC, ventilation, heating, cooling, domestic water, public health and associated mechanical services.
  • Review drawings, specifications, tender documentation and client requirements to establish the full scope of works.
  • Produce detailed take-offs and build accurate labour, material, plant and subcontractor costs.
  • Obtain and evaluate supplier and subcontractor quotations, ensuring packages are commercially competitive and technically compliant.
  • Identify potential risks, opportunities, exclusions and value-engineering options throughout the tender process.
  • Attend tender review meetings and present costings and commercial recommendations to senior management.
  • Work closely with design and pre-construction teams to identify alternative solutions and cost-saving opportunities.
  • Liaise with clients, consultants, suppliers and subcontractors throughout the tender process.
  • Prepare tender clarifications, qualifications and supporting documentation.
  • Support tender negotiations and post-tender meetings where required.
  • Provide a comprehensive handover to the project and commercial teams following successful tender awards.
  • Assist in the development and mentoring of junior members of the estimating team where required.

Project Sectors

The role will predominantly involve estimating mechanical packages across:

  • Commercial Office Fit-Out
  • High-End Commercial Refurbishment
  • Data Centres & Mission-Critical Environments
  • Complex MEP Projects
  • Fast-Track Design & Build Schemes

Candidate Requirements

The ideal candidate will have:

  • Significant experience as a Mechanical Estimator or Senior Mechanical Estimator within the MEP/building services sector.
  • Strong experience estimating commercial fit-out and/or data centre projects.
  • Excellent knowledge of mechanical building services and installation methods.
  • The ability to interpret mechanical drawings, specifications and technical documentation.
  • Strong commercial awareness with the ability to identify both tender risk and opportunity.
  • Experience managing multiple tenders and working to demanding submission deadlines.
  • Strong supplier and subcontractor relationships within the mechanical sector.
  • Good communication and negotiation skills.
  • A methodical and highly organised approach to estimating.
  • Confidence working independently and taking full ownership of mechanical tenders.

  • Salary up to £85,000 per annum
  • Annual performance-related bonus
  • Private healthcare
  • 25 days annual leave plus bank holidays
  • Long-term career progression within an established MEP contractor
  • Exposure to major commercial fit-out and data centre projects

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