Principal Mechanical Engineer - Systems Integrator

Ready to lead the future of data centre cooling innovation?Join an agile, innovation-focused engineering hub transforming the way high-performance data centres operate. The Nottingham-based team is seeking a Principal Mechanical Engineer to succeed their lead designer, taking full ownership of a high-performing mechanical team and driving strategic projects with global clients. This role combines hands-on design leadership with the opportunity to influence cooling optimisation, digital-twin modelling, and next-generation data centre efficiency.Ready to take charge of cutting-edge projects and shape the future of enterprise data centre performance? Apply now.Key Responsibilities:

• Lead and manage the SME mechanical team to deliver complex energy-saving and cooling projects.
• Support digital-twin modeling projects from initial concept through to final delivery.
• Manage software-led cooling optimization and provide technical R&D support for the business.
• Oversee feasibility surveys, risk assessments, and value engineering for high-value client tenders.

• 5+ years of industrial design experience with a focus on Liquid Cooling or HVAC systems.
• Formal degree in Mechanical Engineering, ideally with a specialized focus on Thermodynamics.
• Proven ability to manage technical teams and coordinate multi-disciplinary project tenders.
• A proactive mindset interested in bridging mechanical design with IoT and software development.

• Direct Path to Director: This hire is a strategic replacement with a massive opportunity to scale into a Directorship.
• Global Client Exposure: Travel 3-5 times a year to visit international clients and lead technical data performance sessions.
• Elite Mentorship: Receive up to 6 months of direct 1-on-1 handover and training from the outgoing lead designer on their bespoke platform.
• True Flexibility: The focus is on results, not the clock. Work from home or the office as you see fit once you are integrated into the systems.
• Hybrid & Fully Flexible, * 75k-85k