Mechanical Senior Project Manager in Hampshire, Portsmouth

This is a fantastic opportunity for an experienced Senior Mechanical Project Manager to join a highly respected M&E Building Services contractor based in Hampshire, delivering technically complex mechanical projects across the commercial, healthcare, industrial, and specialist sectors.

The business has built a strong reputation for delivering high-quality M&E installations on fast-track and technically demanding projects, with project values ranging from £500k through to major schemes exceeding £10m.

Due to ongoing project wins, they are now looking to strengthen their senior project delivery team. Initially you will be assigned to a major site-based project in the Southampton area, working closely with a site-based Contracts Manager and wider delivery team to ensure the project is delivered safely, on time, and to a high standard.

• Managing mechanical building services projects from handover through to completion
• Working closely with a site-based Contracts Manager and wider project team
• Coordinating subcontractors and suppliers
• Ensuring works are delivered in line with technical specifications and quality standards
• Supporting collaboration between site, design, and pre-construction teams

The successful candidate will have a strong background in Mechanical Building Services project delivery and will be comfortable operating in a site-based environment.

• Experience as a Mechanical Project Manager / Senior Mechanical Project Manager within an M&E / Building Services contractor
• Proven experience delivering larger-scale mechanical building services projects within a main contractor or M&E contractor environment
• Experience operating within fast-track commercial, healthcare, laboratory, industrial, or technically complex project environments
• Comfortable managing major subcontract packages, programme coordination, stakeholder management, and site delivery on high-value projects
• Strong mechanical technical knowledge (HVAC, plant, pipework, ventilation, public health services)
• Proven experience delivering mechanical projects within commercial or office fit-out environments
• Experience managing subcontractors, site teams, and project stakeholders
• Good commercial awareness, including cost control and variations

This role requires experience within mechanical installation contracting. Candidates from FM, maintenance, or service-only backgrounds will not be suitable. We are looking for individuals with a stable employment background who can demonstrate consistent delivery across previous roles.

Remuneration Package:

• Car Allowance
• Company Pension Scheme
• Company-wide Bonus Scheme
• Life Cover (Death in Service)
• Employee Wellbeing Support
• Company-Funded Training and Development
• Genuine Career Progression Opportunities

This role would suit candidates currently working as: Mechanical Project Manager, Senior Mechanical Project Manager, Mechanical Contracts Manager, M&E Project Manager, Mechanical Building Services Manager, MEP Project Manager.

Please apply online today, or contact Rob at David Leslie Ltd for an informal and confidential discussion.

David Leslie Ltd is a family-run construction recruitment consultancy with over 20 years experience connecting professionals and employers across the UK. Specialising in the Building, Fit-Out, and M&E Building Services sectors, our approach is built on trust, integrity, and long-term partnerships, ensuring both clients and candidates receive a service that is personal, transparent, and expertly delivered.