Commercial Manager – Mechanical Projects & Maintenance
Salary: £65,000 – £75,000+ (flexible depending on experience) + package.
Our client is a rapidly growing engineering business delivering mechanical projects and building maintenance services across a diverse range of sectors. They are seeking an experienced and commercially astute Commercial Manager to lead the commercial function.
The Opportunity
Reporting into senior leadership, you will own the commercial performance across a portfolio of mechanical projects and maintenance contracts. This role combines strategic leadership with hands‑on involvement in live projects, driving financial control, improving commercial processes, and embedding commercial awareness across project delivery and maintenance operations.
Key Responsibilities
* Provide strategic commercial oversight across multiple mechanical projects and building maintenance contracts
* Take full P × L responsibility for project portfolios and overall business unit performance
* Lead the review, negotiation, and management of commercial contracts
* Develop and manage cost plans, lifecycle costing, and financial forecasts
* Conduct detailed project reviews focusing on profitability, performance, and risk mitigation
* Drive improvements in commercial systems, processes, and governance
* Implement consistent reporting structures to ensure full financial visibility across projects and maintenance workstreams
* Work closely with operational teams to enhance commercial awareness and cost control
* Manage, mentor, and develop junior Quantity Surveyors and commercial staff
* Support the business in scaling its commercial function in line with growth
You Will Demonstrate
* Proven experience in a Commercial Manager or Senior Quantity Surveyor role within engineering or construction
* Strong technical understanding of mechanical building services, including HVAC systems, plant, and associated infrastructure
* Experience working across building maintenance, FM, or lifecycle maintenance contracts, alongside project delivery
* Ability to commercially manage both reactive and planned maintenance frameworks as well as capital projects
* Excellent financial acumen, including forecasting, reporting, and cost control
* Strong contract knowledge (e.g. JCT, NEC or similar)
* A proactive, solutions-driven mindset with a can-do attitude
* Experience leading and developing teams, with a focus on continuous improvement
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