Lead Mechanical Engineer

Location: Middlesbrough, United Kingdom
Employment Type: Full-Time
Reporting To: Project Director / Construction Manager

CTS Group is a leading international design and build contractor specialising in the delivery of mission-critical data centre facilities across Europe, the Middle East, and Africa (EMEA). We combine engineering excellence, innovation, and digital expertise to deliver high-performance, sustainable, and future-ready infrastructure for hyperscale, colocation, and enterprise clients.

With a diverse workforce representing more than 40 nationalities, CTS fosters a collaborative and high-performance culture where technical excellence, safety, and innovation underpin every project. Beyond construction, CTS develops advanced digital solutions and standardised modular infrastructure, enabling faster, smarter, and more efficient data centre delivery.

As our UK project portfolio continues to expand, we are seeking an experienced Mechanical Lead to join one of our flagship data centre developments in Middlesbrough.

The Mechanical Lead will take ownership of all mechanical systems and associated services on a major data centre project, ensuring successful delivery from installation through testing, commissioning, and final handover.

Working as a key member of the project delivery team, you will lead mechanical activities across critical infrastructure systems, coordinating subcontractors, specialist vendors, consultants, and client stakeholders to ensure the highest standards of quality, safety, and technical performance are achieved.

This is a fantastic opportunity for a driven and technically strong mechanical professional to play a critical role in delivering world-class mission-critical infrastructure within one of the fastest-growing sectors in construction.

• Lead the planning, coordination, installation, and delivery of all mechanical systems across the project.

• Oversee HVAC, chilled water, heating, ventilation, plumbing, drainage, fuel systems, and fire protection installations.

• Manage mechanical subcontractors, specialist vendors, and suppliers to ensure safe and efficient delivery of works.

• Coordinate mechanical activities with electrical, civil, architectural, and commissioning teams to ensure seamless integration across all systems.

• Drive productivity, quality, and programme performance throughout the construction lifecycle.

• Lead, mentor, and support site-based mechanical engineers and supervisors.

• Review mechanical designs, specifications, technical submittals, and shop drawings to ensure compliance with project requirements.

• Provide technical expertise during design reviews, constructability assessments, and value engineering exercises.

• Ensure all installations are delivered in accordance with approved designs, project specifications, and industry standards.

• Identify and resolve technical challenges, design clashes, and installation issues in a proactive and timely manner.

• Support design change management and technical decision-making throughout project execution.

• Monitor progress against key project milestones and mechanical delivery schedules.

• Coordinate resources, labour requirements, vendors, and materials to support programme objectives.

• Identify project risks, constraints, and potential delays while implementing effective mitigation and recovery plans.

• Participate in project meetings, site coordination sessions, and client reviews.

• Provide regular reporting on mechanical progress, risks, resource requirements, and key project milestones.

• Lead mechanical testing and…