Mechanical Estimator

OCS


Date: 2 weeks ago
City: Stirling
Contract type: Full time
About The Company

OCS UK & Ireland is a leading facilities management company with 50,000+ colleagues and a turnover in excess of £2bn. We deliver innovative, award-winning services within facilities management, hard services, cleaning, security and catering.

Our mission is to make people and places the best they can be for our colleagues, customers and the communities we serve. Our commitment to doing business the right way is rooted in our TRUE values - Trust, Respect, Unity, and Empowerment.

About The Role

Role Purpose

We are seeking a skilled Mechanical Estimator with proven experience in the UK energy market, particularly in Energy Centres, District Heating, and Heat Networks. The role will be responsible for preparing accurate and competitive cost estimates for mechanical elements of bids and tenders, supporting our growth in low-carbon and sustainable infrastructure.

Key Responsibilities

  • Develop detailed cost estimates for mechanical systems, including plant rooms, energy centres, pipework, and district heating infrastructure.
  • Analyse tender documents, specifications, and drawings to understand scope and identify risks/opportunities.
  • Prepare and present cost breakdowns, clarifications, and supporting documentation for bid submissions.
  • Collaborate with design, commercial, and operations teams to ensure estimates are realistic and achievable.
  • Liaise with suppliers and subcontractors to obtain competitive quotations and validate pricing.
  • Support value engineering exercises and alternative solutions to improve competitiveness.
  • Maintain up-to-date knowledge of market rates, material costs, and innovations within the energy sector.
  • Contribute to handover meetings, ensuring smooth transition from pre-construction to delivery teams.

Skills & Experience

  • Proven experience as a Mechanical Estimator in the UK construction/energy market.
  • Specific background in Energy Centres, District Heating, or large-scale mechanical infrastructure projects.
  • Strong knowledge of mechanical systems design, installation methods, and materials.
  • Familiarity with energy transition technologies (e.g., heat pumps, thermal storage, low-carbon energy solutions) desirable.
  • Proficiency with estimating software, Microsoft Excel, and related tools.
  • Excellent analytical, numerical, and commercial awareness skills.
  • Strong communication skills — able to liaise effectively with internal teams, clients, and supply chain.

Qualifications

  • HNC / HND / Degree in Mechanical Engineering, Building Services, or related discipline (preferred).
  • CSCS card or willingness to obtain.

How To Apply

If you are interested in joining a business that encourages professional development, career progression and the chance to work with inspirational people then please click apply and register your interest! You can also sign up to our job alerts when registering which will notify you when other suitable vacancies are available.

We are an equal opportunities employer and rely on a diverse workforce with a broad range of knowledge, skills, and backgrounds to deliver our goals. We offer an inclusive and welcoming environment and actively encourage applications from all individuals regardless of race, gender, nationality, religion, sexual orientation, disability, or age.

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