Senior BMS Estimator

Laing O'Rourke; Dartford; On-site; GBP 65,000 - 95,000; Full time

Job summary

Crown House Technologies is seeking a Senior BMS Estimator to shape the future of intelligent, high-performance buildings in the UK. You will join our specialist MEP and digital systems business within Laing O'Rourke and contribute estimating insight across bids for science, healthcare, infrastructure and defence projects.

You will prepare cost estimates for Building Management Systems, review specs and drawings, evaluate quotes, support risk and value engineering, and hand over clear estimating

Qualifications

• Experience estimating BMS systems within construction or building services.
• Strong technical understanding of BMS infrastructure, control philosophies, and system architecture.
• Ability to work to tight deadlines, independently and as part of a team.
• Good written and verbal communication skills.
• BPSS or SC clearance eligible.

Responsibilities

• Preparing accurate cost estimates for Building Management Systems—from control panels to field devices and integration
• Reviewing specifications, drawings, and documents to define BMS scope and compliance
• Evaluating supplier and subcontractor quotes and contributing to commercial decisions
• Supporting bid teams with risk, value engineering, and margin input
• Collaborating with internal teams across engineering, planning, procurement, and design
• Leading or supporting tender efforts across a wide portfolio of complex projects
• Handing over clear, concise estimating documentation to the delivery team

Skills

BMS estimation

BMS infrastructure

Deadline driven

Communication

Team collaboration

Security clearance

Pricing and bids

Tools

Estimating tools

Job description

Senior BMS Estimator

Are you a BMS Estimator looking to shape the future of intelligent, high-performance buildings?

Do you want to work at the heart of the UK's most complex andtechnically advanced construction projects?

Join Crown House Technologies Enterprise Solutons, Laing O'Rourke's specialist MEP and digital systems business as we help deliver next generation building services for landmark projects across science, healthcare, infrastructure, and defence sectors.

We are seeking aBMS Estimator to join our team, supporting bids and tenders with strategic estimating insight, technical knowledge, and innovative thinking. You'll be a key part of the team influencing smart building design from the ground up.

What is the role?

• Preparing accurate cost estimates for Building Management Systems—from control panels to field devices and integration
• Reviewing specifications, drawings, and documents to define BMS scope and compliance
• Evaluating supplier and subcontractor quotes and contributing to commercial decisions
• Supporting bid teams with risk, value engineering, and margin input
• Collaborating with internal teams across engineering, planning, procurement, and design
• Leading or supporting tender efforts across a wide portfolio of complex projects
• Handing over clear, concise estimating documentation to the delivery team

What do we look for?

• Experience estimating BMS systems within the construction or building services sector
• Strong technical understanding of BMS infrastructure, control philosophies, and system architecture
• Ability to work to tight deadlines, independently and as part of a team
• Good written and verbal communication skills
• BPSS or SC clearance eligible

Desirable:

• Experience with BMS controls (e.g. Schneider, Siemens, Tridium, etc.)
• Familiarity with industry standards (e.g. BS EN 15232, CIBSE Guide H)
• Background in design, commissioning, or engineering
• Knowledge of procurement, cost planning and estimating tools
• Experience in healthcare, science, or secure government environments

About us:

CHT is one of the UK's most advanced, and innovative, engineering and business services specialists. Part of the Laing O'Rourke Group, and founded on more than 200 years of experience, we are a leading construction and infrastructure technology services provider, supplying a complete Building Services package with communications, ICT, intelligent building, monitoring, BMS and the UK's largest mechanical, electrical & public health manufacturing facility - a 129,000 sq. ft factory - offering Off-site manufacturing and assembly for our digitally engineered modular MEICA packages.

As part of the Disability Confident scheme, we would like to enable access to candidates with long term health conditions and disabilities through the 'Offer an interview scheme'. This supports applicants that meet the essential criteria by offering an interview for the advertised position. Please let us know prior to interview what adjustments are required as well as discussing how we can support you in the workplace.

Don't match all the criteria? We are open and always happy to hear from people with transferable skill sets and a commitment to learning.

About us:

We are an international engineering and construction company delivering state-of-the-art infrastructure and buildings projects for clients in the UK, Middle East and Australia.

Certainty, reliability, quality - this is what our clients want. And at Laing O'Rourke, we have more than 150 years of experience delivering it. Laing O'Rourke's story is one of energy, passion, ambition, people and teamwork. We harness the power of our experience, stretching back over a century and a half to deliver certainty for our clients.

As part of the Disability Confident scheme, we would like to enable access to candidates with long term health conditions and disabilities through the 'Offer an interview scheme'. This supports applicants that meet the essential criteria by offering an interview for the advertised position. Please let us know prior to interview what adjustments are required as well as discussing how we can support you in the workplace.