Estimator

Danny Sullivan Group; Greater London; On-site; GBP 42,000 - 62,000; Full time

Job summary

Danny Sullivan Group, a London-based building services contractor, is seeking an experienced Estimator with M&E experience to join its commercial team.

You will review drawings, prepare detailed estimates, undertake take-offs, obtain quotations, and contribute to value engineering while meeting tight tender deadlines. The role supports delivering design, installation, refurbishment and energy-related solutions across the business.

Qualifications

• Experience within M&E, building services or related construction environment.
• Ability to interpret technical information and understand cost implications of different solutions.
• Experience across mechanical services, HVAC or wider MEP packages.
• Commercially minded with the ability to build strong relationships with clients, suppliers and colleagues.

Responsibilities

• Reviewing drawings, specifications and tender documentation.
• Preparing detailed M&E estimates and cost plans.
• Undertaking quantity take-offs and pricing exercises.
• Obtaining and assessing supplier and subcontractor quotations.
• Liaising with the design and delivery teams.
• Identifying commercial risks and opportunities.
• Supporting value engineering and alternative proposals.
• Preparing tender returns and ensuring submissions are accurate and commercially robust.
• Assisting with the handover of secured work to the delivery team.

Skills

Estimating

Tendering

M&E knowledge

Commercial acumen

Job description

A well-established name in M&E engineering. A role with genuine commercial responsibility.

An established London-based building services contractor is looking to strengthen its commercial team with an experienced Estimator.

With a long-standing reputation across the mechanical and electrical sector, the business has developed into a multi-disciplinary engineering contractor delivering design, installation, fit-out, refurbishment and ongoing building services. Its approach is built around technical quality, practical engineering and long‑term client relationships.

This position will suit an Estimator who wants to work within a business where accuracy, technical understanding and commercial judgement are genuinely valued.

YOUR FOCUS

Rather than simply producing figures, you'll be involved in understanding how a package can be delivered effectively and competitively.

The role will include:

• Reviewing drawings, specifications and tender documentation
• Preparing detailed M&E estimates and cost plans
• Undertaking quantity take-offs and pricing exercises
• Obtaining and assessing supplier and subcontractor quotations
• Liaising with the design and delivery teams
• Identifying commercial risks and opportunities
• Supporting value engineering and alternative proposals
• Preparing tender returns and ensuring submissions are accurate and commercially robust
• Assisting with the handover of secured work to the delivery team

THE RIGHT BACKGROUND

We're looking for an Estimator with experience within M&E, building services or a related construction environment.

You should be comfortable interpreting technical information, understanding the cost implications of different solutions and working to demanding tender deadlines.

Experience across mechanical services, HVAC or wider MEP packages would be particularly relevant.

Most importantly, we're looking for someone who is commercially minded, technically confident and able to build strong working relationships with clients, suppliers and colleagues.

WHY CONSIDER IT?

This is an opportunity to join a contractor that has been established in the London market for more than two decades and has built its reputation around engineering quality, reliability and long‑term partnerships. The business continues to develop its capabilities across M&E, building services, refurbishment, facilities management and energy‑related solutions.

Diamond and the Danny Sullivan Group are an equal opportunity employer committed to fostering a diverse and inclusive workplace. We welcome applications from people of all backgrounds and do not discriminate on the basis of age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, or sexual orientation. We are committed to ensuring our recruitment process is fair, accessible and inclusive for all.