Lead Mechanical Design Engineer 

Sector: Data Centres / Mission Critical
Our client is an international design and design management consultancy specialising in data centre and mission-critical environments. They deliver end-to-end design solutions across Mechanical, Electrical, and CSA / Architectural disciplines for some of the world’s leading technology clients.
They are now seeking an experienced Lead Mechanical Design Engineer to join the team on a hyperscale data centre project in Frankfurt, Germany for a top global technology client. This high-profile role offers the opportunity to lead the mechanical design of a technically complex, mission-critical facility from concept through to delivery.

The Role
Reporting to the Design Manager / Project Director, the Lead Mechanical Design Engineer will take responsibility for all aspects of mechanical design, ensuring compliance with client requirements, international standards, and best practice in hyperscale and mission-critical environments.
Key Responsibilities:
•    Lead and deliver mechanical design packages for hyperscale mission-critical systems, including HVAC, chilled water, cooling, and redundancy systems
•    Coordinate with electrical, CSA, and architectural teams to ensure fully integrated, clash-free designs
•    Review and approve mechanical design calculations, drawings, and specifications
•    Lead value engineering, design optimisation, and buildability reviews
•    Liaise with clients, contractors, and consultants to ensure design intent, reliability, and quality standards are maintained
•    Mentor and guide junior mechanical engineers on the project team
•    Ensure all designs comply with health, safety, environmental, and sustainability requirements
•    Support construction-stage queries, site coordination, and commissioning activities as required

Requirements
•    Degree-qualified in Mechanical Engineering or a related discipline
•    Extensive experience designing mechanical systems for hyperscale or mission-critical data centres
•    Strong understanding of cooling, HVAC, chilled water, and high-reliability systems
•    Proven experience leading mechanical design teams on large-scale, technically complex projects
•    Familiarity with BIM and other digital design coordination tools
•    Strong communication, coordination, and stakeholder management skills
•    Fluency in English; additional European languages (German) advantageous
•    Willingness to be based in Frankfurt for the duration of the project

What’s on Offer
•    Competitive salary and benefits package
•    Opportunity to work on a hyperscale data centre for a top global technology client
•    Exposure to cutting-edge mission-critical mechanical design projects
•    Leadership role with responsibility for mentoring junior engineers
•    International career progression with a leading design consultancy
•    Collaborative and innovative working environment

This is a rare opportunity for an experienced mechanical engineer to take a lead design role on one of Europe’s largest and most technically complex hyperscale data centre projects.