Gratte Brothers |Building Services Maintenance (GBBSM) is looking for a highly organised Principal Estimator to join our team in our King’s Cross HQ.
About the Role:
As our Principal Estimator, you’ll take ownership of the full bid lifecycle – from initial enquiry through to contract award, mobilisation, and handover. This is a senior, high-impact role combining commercial leadership with technical expertise, driving both new business and contract renewals. You’ll lead tender preparation, develop robust cost models, conduct site surveys, and coordinate subcontractors, while ensuring smooth mobilisation and transition into operations. Post-award, you’ll continue to add value through cost management, asset validation, and supporting the commercial team.
Ideal for an experienced FM professional with a strong track record of winning bids, deep knowledge of maintenance operations, and the ability to influence, negotiate, and deliver results in a fast-paced environment.
Company Benefits:
- Competitive salary and benefits package.
- Opportunity for career growth and development.
- Collaborative and supportive work environment.
- Training and cross-training opportunities.
- Contribution to a dynamic and growing company.
About Us:
Gratte Brothers Group consists of five operating companies: Gratte Brothers | Building Services & Engineering, Gratte Brothers | Foodservice Solutions, Gratte Brothers | Security Systems & Software, Gratte Brothers | Building Services Maintenance and Gratte Brothers | Design & Coordination. Our Head Office is based in King’s Cross, London, with several further locations nationally, dedicated to specific functionalities. As a Group, we deliver a comprehensive range of building services with an impeccable reputation for quality. As we’ve grown over the past 80+ years, we’re proud to have remained a family-owned business. So, when you join Gratte Brothers you don’t just join a team, you join a family!
Please see the full job description below to find out more:
Principal Estimator – Job Overview
For any further queries, please email recruitment@gratte.com (no agencies, please!).
Gratte Brothers Group is an equal opportunities employer and welcome applications from all qualified candidates.