Senior Mechanical Estimator in London, Greater London
Posted by Insight Select
£80,000 – £90,000 a year
London · Permanent
An exciting opportunity has arisen for an experienced Senior Mechanical Estimator to join a growing mechanical engineering and building services business.
The business delivers complex mechanical engineering projects across the UK, specialising in plant relocations, infrastructure upgrades, critical environments and data centre projects.
This is a senior position offering the opportunity to take ownership of the full estimating and tendering process, working closely with the wider Commercial team to support business growth and secure new projects.
You will be responsible for managing mechanical estimates from initial tender enquiry through to final submission, ensuring all pricing is accurate, competitive and commercially viable.
Key responsibilities will include:
- Preparing detailed mechanical cost estimates, cost plans and tender submissions.
- Reviewing technical drawings, specifications and tender documentation.
- Undertaking quantity take-offs and assessing labour, materials and installation requirements.
- Obtaining, evaluating and negotiating subcontractor and supplier quotations.
- Identifying commercial risks, scope gaps and value engineering opportunities.
- Assessing installation methodologies, project sequencing and labour requirements.
- Attending site surveys, tender walkthroughs and client meetings.
- Supporting tender reviews, negotiations and post-tender clarifications.
- Preparing project handover documentation and working alongside Project Managers.
- Providing technical guidance and mentoring to a Junior Mechanical Estimator.
Ideally, you will have:
- Proven experience as a Senior Mechanical Estimator or experienced Mechanical Estimator.
- Strong knowledge of mechanical building services, including HVAC, heating, cooling, chilled water systems, pipework and plantroom installations.
- Experience managing mechanical tenders independently from enquiry through to submission.
- Experience producing detailed quantity take-offs, labour assessments and cost estimates.
- The ability to interpret mechanical drawings, specifications and technical documentation.
- Experience obtaining and evaluating subcontractor and supplier quotations.
- A good understanding of commercial tendering, risk assessment and value engineering.
- Strong organisational skills and the ability to manage multiple tenders and deadlines.
- Excellent communication and stakeholder managem
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