Mechanical Estimator

Mechanical Estimator – Building Services

Location:

London (Hybrid Working)
Salary: £70,000 – £80,000 per annum (DOE)
Type:
Full-time, Permanent

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.

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.

• 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

• 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)

• Competitive salary of £70,000 – £80,000 (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

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