Ductwork Estimator

Laing O'Rourke; Dartford; On-site; GBP 45,000 - 65,000; Full time

Job summary

Crown House Technologies, part of the Laing O\'Rourke Group, is seeking an experienced Ductwork Estimator for our Enterprise Solutions team based in Manchester or Dartford. You will prepare detailed cost estimates for ductwork supply, manufacture and installation on major ME P projects, reviewing drawings and specifications to establish project requirements.

You will undertake take-offs, develop competitive quotations, evaluate supplier quotes, and identify value engineering opportunities.

Qualifications

• Proven experience as a Ductwork Estimator in mechanical building services or construction.
• Strong knowledge of ductwork systems, fabrication and installation processes.
• Experience estimating ductwork packages for large-scale projects.
• Ability to interpret drawings, specs and tender documentation.

Responsibilities

• Prepare detailed cost estimates for ductwork supply, manufacture and installation.
• Review tender drawings, specs and schedules to establish project requirements.
• Undertake ductwork take-offs and material quantification from drawings.
• Develop competitive quotations covering materials, fabrication and labour.
• Obtain and evaluate supplier quotations and subcontractor inputs.
• Identify value engineering opportunities and cost efficiencies.

Skills

Ductwork estimating

Tender preparation

Reading mechanical drawings

Take-offs & quantification

Value engineering

Commercial awareness

Collaboration

DW/144 knowledge

Estimating software

Excel proficiency

Education

Mechanical engineering or building services qualification

Tools

Estimating software

Microsoft Excel

Digital take-off tools

Job description

Ductwork Estimator – Manchester or Dartford

Crown House Technologies | Enterprise Solutions

Location: Manchester or Dartford

Are you an experienced Ductwork Estimator looking to work on bigger, better projects?

Do you have a strong technical background in ductwork estimating, with experience preparing accurate and competitive tenders for complex building services projects?

Then our in-house MEP Engineering business, Crown House Technologies, is the company for you!

We have an exciting opportunity for an experienced Ductwork Estimator to join our Enterprise Solutions team, based in either Manchester or Dartford.

You’ll play a key role in supporting our pre‑construction and tendering activities, preparing accurate cost estimates for ductwork packages across major construction projects, including technically complex and mission‑critical environments.

If you join us, you’ll be a valued member of an industry‑leading team, offering an exciting and varied career with access to some truly great projects.

What will the role look like?

• Prepare detailed and accurate cost estimates for ductwork supply, manufacture and installation packages across a range of major MEP projects.
• Review tender drawings, specifications, schedules and associated documentation to establish project requirements.
• Undertake detailed ductwork take‑offs and material quantification from mechanical drawings and technical information.
• Develop competitive quotations covering materials, fabrication, installation labour, plant and associated costs.
• Obtain, review and evaluate quotations from suppliers, manufacturers and specialist subcontractors.
• Identify opportunities for value engineering, alternative materials, prefabrication and cost efficiencies.
• Work closely with Enterprise Solutions pre‑construction, commercial, design and operational teams to develop accurate and competitive tender submissions.
• Assess project risks, technical constraints and commercial considerations during the estimating process.
• Support tender reviews, pricing submissions and commercial negotiations.
• Maintain accurate estimating records, cost breakdowns, pricing schedules and tender documentation.
• Support the handover of successful tenders to project delivery teams, ensuring a clear understanding of scope, costs and project requirements.
• Build and maintain strong relationships with suppliers and subcontractors to support competitive pricing and successful project delivery.

What skills & experience are we looking for?

• Proven experience as a Ductwork Estimator within the mechanical building services, HVAC or construction industry.
• Strong technical knowledge of ductwork systems, fabrication processes, installation methodologies and associated materials.
• Experience preparing detailed cost estimates for ductwork packages on large‑scale commercial or industrial projects.
• Ability to interpret mechanical drawings, specifications, schematics and tender documentation.
• Experience undertaking ductwork measurements, material take‑offs and labour cost calculations.
• Good understanding of ductwork manufacturing, prefabrication and installation processes.
• Knowledge of relevant industry standards, including DW/144 and associated ductwork specifications.
• Experience using estimating software, Microsoft Excel and digital take‑off tools.
• Strong commercial awareness with the ability to identify risks, opportunities and value engineering solutions.
• Excellent numerical, analytical and problem‑solving skills.
• Strong organisational and communication skills, with the ability to manage multiple tenders and meet deadlines.
• Ability to work collaboratively with pre‑construction, design, commercial and operational teams.
• Relevant qualifications in mechanical engineering, building services, construction or equivalent industry experience.

Previous experience estimating ductwork packages for data centres, healthcare, commercial or other technically complex projects would be advantageous.

Why Crown House Technologies?

At Crown House Technologies, you’ll have the opportunity to work on some of the UK's most technically challenging and innovative construction projects.

We combine engineering expertise, digital technology and modern methods of construction to deliver intelligent, efficient and high‑performance building systems.

As part of our Enterprise Solutions team, you’ll contribute to the successful delivery of major projects, working alongside experienced engineering, commercial and pre‑construction professionals.

You’ll be part of a specialist team delivering high‑quality engineering solutions, with opportunities for continued professional development and career progression.

About Us

Crown House Technologies (CHt) is one of the UK's most advanced and innovative engineering and building services specialists.

Part of the Laing O'Rourke Group, we are a leading construction and infrastructure technology services provider, delivering integrated building services solutions across mechanical, electrical, public health, communications, ICT, intelligent buildings and Building Management Systems.

Our Enterprise Solutions division specialises in the design, installation, commissioning and integration of advanced building technologies across some of the UK's most complex projects.

Equality, Diversity & Inclusion

As part of the Disability Confident scheme, we support applicants with long‑term health conditions and disabilities through our Offer an Interview scheme, where applicants meet the essential criteria for the role.

We are committed to creating an inclusive workplace where everyone can thrive. If you require any adjustments during the recruitment process, please let us know.

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.

We want to ensure our recruitment process is accessible to all. If you need the application form in an alternative format or you would like to know more about our recruitment process, please email [e-mail]