Lead Mechanical Engineer

Lead Mechanical Engineer -

DornanEngineering Group is a leading international engineering contractor delivering high-value projects across Europe, UK & Ireland. Based just outside of Madrid, this is an exciting opportunity to join our growing Engineering team as a Mechanical Engineering Lead, supporting the delivery of our hyperscale JV project.

The Project Mechanical Lead is responsible for the end-to-end delivery of the mechanical scope on the project, from design coordination through installation, commissioning, and handover. The role combines technical leadership, package management, and project delivery accountability.

In this position, you will be working within our Project Delivery team, supporting the successful execution of mechanical systems on large-scale construction and data centre projects. You will report directly to the Project Manager and work closely with the Project Director, where applicable.

Your day will include:

• Lead the delivery of all mechanical works on the project from design through to commissioning and handover.
• Coordinate mechanical design, ensuring alignment with specifications, programme, and buildability requirements.
• Manage and close out RFIs, technical submittals, and shop drawings in a timely manner.
• Oversee mechanical procurement, including subcontractor and supplier coordination.
• Manage mechanical subcontractors on site, ensuring safe, efficient, and high-quality delivery.
• Monitor progress against programme and proactively address risks, delays, and constraints.
• Ensure all works are carried out in compliance with health, safety, and environmental standards.
• Review and approve RAMS (Risk Assessments and Method Statements) for mechanical activities.
• Implement and manage quality control processes, including inspections, testing, and snagging.
• Coordinate with Electrical, CSA, and other disciplines to ensure integrated project delivery.
• Support commercial management of the mechanical scope, including tracking variations and cost impacts.
• Provide regular progress updates and reports to the Project Manager and Project Director.
• Lead and support mechanical commissioning activities to ensure systems are fully operational.
• Ensure completion of all handover documentation, including O&M manuals and as-built drawings.

What we are looking for:

• Relevant qualification in Mechanical Engineering or Building Services Engineering (or equivalent).
• Experience in similar role, proven track record in an Engineering role within the Construction industry.
• CSCS card (or equivalent relevant site certification).
• SMSTS or equivalent health & safety certification.
• Management experience – ability to manage and lead a team.

We are committed to creating an inclusive environment where people from all backgrounds feel valued and supported. Diversity in thought, culture and experience strengthens our teams and our projects.