Mechanical Project Engineer

L.J.B & Co. Construction Recruitment; Greater London; On-site; GBP 90,000 - 95,000; Full time

Job summary

A leading construction recruitment firm is seeking a Senior Mechanical Project Engineer for a major London data centre project. This senior role involves leading the mechanical engineering delivery, managing design reviews, and providing technical leadership. Candidates should have 6-10+ years of mechanical engineering experience and a strong understanding of HVAC systems. Attractive compensation packages include a salary up to £95,000 plus benefits, making this an exciting opportunity for career development within a key sector.

Benefits

Accommodation

Car/Travel Allowance

Benefits

Qualifications

• 6-10+ years mechanical engineering experience.
• Exposure to mission-critical or complex MEP builds.
• Strong understanding of HVAC systems.

Responsibilities

• Lead mechanical engineering delivery across major packages.
• Drive design review and technical submittals.
• Manage coordination between engineering and installation teams.

Skills

Mechanical engineering/project engineering experience

Leadership

Communication skills

Stakeholder management

Problem-solving ability

Job description

Senior Mechanical Project Engineer
£90,000-£95,000 + Accommodation + Car/Travel Allowance + Benefits
London | Hyper-Scale Data Centre Programme

A leading international M&E contractor delivering some of Europe’s most complex mission‑critical facilities is growing its mechanical engineering team on a major London data centre project. This contractor is known for engineering excellence, long‑term career development, and delivering high‑value hyperscale campuses across the UK and EU.

This is a senior‑level role with influence across design, delivery, coordination, quality and commissioning.

Role Overview

• Lead mechanical engineering delivery across major mechanical packages
• Drive design review, technical submittals, RFI management & design validation
• Manage daily coordination between engineering, installation and commissioning teams
• Oversee subcontractor performance, installation quality and programme adherence
• Work with BIM, QA/QC and commissioning to align quality and handover requirements
• Provide technical leadership, mentoring junior engineers and supporting project strategy
• Interface with the client, consultant teams and internal leadership
• Support project governance, weekly reporting, risk/issue tracking and milestone planning

What You Bring

• 6-10+ years mechanical engineering/project engineering experience
• Exposure to mission‑critical, data centre, pharma or complex MEP builds
• Strong understanding of HVAC, refrigeration, chilled water, plant & pipework systems
• Ability to manage large mechanical packages from design through commissioning
• Leadership, communication and stakeholder management strengths
• Strong documentation, technical reporting and problem‑solving ability