Mechanical Estimator – Building Services

Location: London (Hybrid Working)
Salary: £65,000 – £75,000 per annum (DOE)
Type: Full-time, Permanent

Overview

An established and growing Building Services contractor is seeking an experienced Mechanical Estimator to join its commercial team based in Watford. This is an excellent opportunity for a motivated estimator with a strong background in mechanical building services to work on a diverse portfolio of commercial projects, offering long-term career progression and a competitive remuneration package.

The role offers hybrid working, combining home-based flexibility with collaborative office time.

The Company

Our client is a well-respected name within the mechanical and building services sector, delivering high-quality mechanical installations and maintenance solutions across commercial environments. Known for technical excellence, reliability, and innovation, the business continues to expand and invest in its people.

Key Responsibilities

• Produce accurate and competitive mechanical cost estimates for building services projects

• Prepare detailed tenders covering HVAC, plumbing, pipework, and associated mechanical systems

• Review and interpret technical drawings, specifications, and tender documentation

• Source, evaluate, and negotiate quotations from suppliers and subcontractors

• Liaise closely with project managers, engineers, and commercial teams

• Identify risk, cost-saving opportunities, and value engineering options

• Ensure tenders are submitted accurately and within required deadlines

• Monitor market trends, labour rates, and material costs

• Maintain organised and auditable estimating records

Candidate Requirements

• Minimum 3 years’ experience as a Mechanical Estimator within building services or construction

• Strong understanding of mechanical building services systems

• Ability to read and interpret mechanical drawings and specifications

• Proficient in estimating software and Microsoft Office

• Excellent numerical, analytical, and commercial awareness

• Strong written and verbal communication skills

• Ability to work independently and collaboratively

• Degree or qualification in Mechanical Engineering, Building Services, or Construction Management (desirable but not essential)

What’s on Offer

• Competitive salary of £65,000 – £75,000 (negotiable depending on experience)

• Performance-related bonus scheme

• Private healthcare and pension contribution

• Hybrid working arrangement

• Clear career progression and professional development support

• Friendly, professional, and supportive working environment

Apply Now

If you’re an experienced Mechanical Estimator looking to progress your career with a reputable building services contractor, we’d love to hear from you.
Please submit your CV to be considered.

Key Words 

Mechanical Estimator, Building Services Estimator, Mechanical Building Services, HVAC Estimator, M&E Estimator, Mechanical Estimating, Commercial Projects, Construction Estimator, Mechanical Engineer, HVAC, Plumbing, Pipework, Tendering, Cost Estimation, Hybrid Working, London Jobs, London Construction Jobs, Permanent Mechanical Estimator