Principal Mechanical Engineer

Overview

In this role you lead the mechanical design strategy for large-scale data centre developments, providing technical leadership and assurance across multiple projects. You influence design direction, establish standards, and mentor engineers, helping shape high‑impact, mission-critical infrastructure. You work closely with clients and project teams to deliver robust HVAC and cooling systems within regulatory frameworks. This position combines hands-on engineering with strategic influence to drive quality and innovation in hyperscale campuses.

Pay / Benefits

• Comprehensive benefits package

Responsibilities

• Lead the mechanical design strategy on large-scale hyperscale and mission critical Data Centre developments
• Act as the technical authority for complex mechanical engineering solutions
• Review, challenge and approve engineering designs before issue
• Deliver technically robust HVAC, chilled water, condenser water, ventilation and cooling system designs
• Provide design assurance and quality control across multiple projects
• Lead multidisciplinary design coordination meetings
• Mentor Senior Engineers and support the development of future technical leaders
• Work closely with Associates and Directors to establish engineering best practice
• Present technical solutions directly to clients, contractors and project stakeholders
• Support bids, fee proposals and technical submissions
• Identify opportunities for innovation, energy efficiency and value engineering
• Ensure projects comply with all relevant British Standards, Building Regulations and industry guidance

Key requirements

• Significant experience within a Building Services Design Consultancy
• Proven delivery of Data Centre or Mission Critical projects
• Strong knowledge of mechanical building services design principles
• Experience leading multidisciplinary engineering teams
• Excellent communication and stakeholder management skills
• A collaborative approach to technical leadership
• Previous Data Centre Building Services Design Consultancy experience essential

• communication
• stakeholder management
• collaboration
• HVAC design
• Chilled water systems
• Condenser water systems

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