Job Title: Senior Mechanical Project Engineer
Project: MOD Defence Project
Location: Odiham, Hook (Hampshire)
Salary: Up to £75,000 + Car Allowance
Benefits: Private Healthcare, 11.5% Pension, Excellent Career Progression
The Role
We are recruiting a Senior Mechanical Project Engineer to oversee the mechanical services package on a major MOD defence project based in Odiham, Hook. This is a key delivery role within a live construction environment, reporting directly to the Senior Mechanical Project Manager.
You will take responsibility for managing mechanical works from construction phase through to commissioning and handover, ensuring delivery is safe, compliant, on programme, and to the highest standards.
Key Responsibilities
Take full ownership of the mechanical services package from installation through to final handover
Provide strong operational and site leadership across the mechanical scope
Manage and coordinate mechanical subcontractors, including specialist packages
Oversee mechanical supervisors and site management teams
Liaise closely with electrical engineers, project managers, and wider M&E teams to ensure coordinated delivery
Manage interfaces with existing live client facilities, ensuring minimal disruption and strict compliance with site protocols
Lead mechanical procurement activities, including material scheduling, supplier liaison, and stock control
Prepare, review, and manage RAMS, permits, and construction documentation
Ensure all works comply with health & safety, quality, and programme requirements
Contribute to progress reporting, coordination meetings, and issue resolution
About the Company
A Top 3 UK Tier 1 M&E and Construction Contractor
Delivering complex, high-value projects across defence, infrastructure, and the built environment
Typical project values £20m+
Annual turnover of approximately £9.5bn, with strong and sustained growth plans
£16bn secured pipeline through to 2027
Significant investment in people, training, and long-term career development
This role is part of continued expansion following multiple major project wins across the South Coast
The Ideal Candidate
Minimum 5+ years’ experience within the mechanical building services industry
Proven background in mechanical project delivery, construction, or site management
Previous experience working on commercial, defence, or complex M&E projects
Strong understanding of mechanical installation, commissioning, and handover processes
Holds relevant site qualifications: JIB / Skill Card, SSSTS or SMSTS
Able to work effectively under pressure and manage competing priorities
Excellent communication and coordination skills
Able to commute to Odiham, Hook on a daily basis
What’s on Offer
Salary up to £75,000 per annum
Car allowance
11.5% employer pension contribution
26 days annual leave + 8 bank holidays, with buy/sell options
Private healthcare
Long-term career progression opportunities within a Tier 1 contractor
Opportunity to work on a high-profile MOD defence project