Mechanical Lead — Data Center Project (Nantes, France)

We are recruiting on behalf of a leading international design and build company specialising in data center construction across Europe. They are hiring a Mechanical Lead to supervise mechanical installations on a major data center project in Nantes.

The Mechanical Lead will monitor and supervise mechanical works across all systems, ensure compliance with approved drawings, specifications, and safety standards, and interface directly with subcontractors for daily planning, sequencing, and resource allocation.

Key Responsibilities

• Monitor and supervise mechanical installations across all systems
• Ensure compliance with approved drawings, specifications, and safety standards
• Interface with subcontractors for daily planning, task sequencing, and resource allocation
• Track daily progress on site through visual inspections and reporting
• Coordinate with multidisciplinary teams to manage system interfaces and area readiness
• Support implementation of project HSE policies
• Intervene when unsafe practices or non-compliance are observed
• Ensure quality control on ductwork, pipework, insulation, drainage, and air handling systems

Requirements

• Technical diploma or degree in mechanical engineering, building services, or related field
• 5+ years of mechanical construction supervision, preferably in industrial environments
• Solid understanding of mechanical systems, installations, and sequencing in a construction context
• Familiarity with ductwork, pipework, insulation, drainage, and air handling systems
• Experience with large-scale HVAC, piping, or plant installations
• Understanding of site safety practices and construction coordination principles
• Basic proficiency in MS Office tools
• Familiarity with construction coordination platforms is an advantage
• Fluent English (written and spoken)
• Fluent French — required

Preferred Profile

• Previous data center project experience is a strong advantage
• Background in industrial, pharmaceutical, semiconductor, or cleanroom environments
• Experience working in multinational project teams

What's on Offer

• Collaborative, multidisciplinary, international project environment
• Competitive compensation package
• Long-term career development within a growing European DC business