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Senior Mechanical Estimator

Job in Basildon, Essex County, SS14, England, UK
Listing for: Heated Mechanical Services
Full Time position
Listed on 2026-09-16
Job specializations:
  • Construction
    Estimator
  • Engineering
    Estimator, Mechanical Engineer, Building Services Engineer
Salary/Wage Range or Industry Benchmark: 85000 GBP Yearly GBP 85000.00 YEAR
Job Description & How to Apply Below

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 includingHVAC, 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 aMechanical 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

Position Requirements
10+ Years work experience
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