Were looking for an experienced Building Services Manager with a mechanical bias to join a well-established Tier 2 main contractor delivering high-quality commercial projects in Oxford. This role offers the ideal balance of office-based work and hands-on site involvement, allowing you to focus on validating tenders, value engineering, evaluating M&E subcontractors, and reviewing technical submittals, while spending around 30% of your time on-site overseeing installation, testing, and commissioning. Whats on offer: Work with a progressive contractor known for developing and retaining staff. Flexible working options office, WFH, and on-site. Competitive package reflecting experience and contribution. Opportunity to lead and influence commercial and technical decisions on high-profile projects. Key responsibilities: Review, prepare, and check technical submittals. Validate tenders and support value engineering exercises. Evaluate M&E subcontractors and manage supply chain compliance. Review on-site technical submittals and oversee install, testing, and commissioning. Produce reports and ensure commercial and technical risks are mitigated. Youll need: Proven experience as a Building Services Manager on commercial projects. Strong mechanical engineering / building services background. Excellent knowledge of M&E systems, subcontractor management, and tender evaluation. Ability to split time between office-based management and site presence. Strong communication, organisation, and leadership skills. ?? Location: Oxford ?? Project type: Commercial ?? Company type: Tier 2 Main Contractor If youre ready to take ownership of both the technical and commercial aspects of projects while enjoying a flexible, career-focused environment, lets connect today!