Principal Mechanical Engineer

Principal Mechanical Engineer

Location:

Winchester with Hybrid Working. Sector:
Multi-Sector Design Projects.

We are looking for an experienced Mechanical Engineer to join an established MEP team delivering high‑quality building services design across a diverse project portfolio. This senior leadership role is suited to an experienced Mechanical Engineer with strong technical expertise and the ability to lead projects, manage teams and build lasting client relationships.

• Lead mechanical design across projects, acting as the technical lead within multidisciplinary teams.
• Manage project delivery, ensuring technical quality, programme and commercial performance.
• Oversee and review design outputs including calculations, drawings and specifications.
• Engage directly with clients, ensuring requirements are understood and delivered.
• Carry out QA reviews to ensure compliance with regulations and industry standards.
• Advise on energy efficiency, sustainability and carbon reduction.
• Coordinate with architects, engineers, contractors and wider project teams.
• Mentor and support junior engineers and apprentices.

• Significant experience in mechanical building services design within consultancy or contractor environment.
• Strong technical knowledge across building services systems and design standards.
• Degree qualified in Mechanical or Building Services Engineering.
• Chartered Engineer status (CEng).
• Experience leading projects and managing teams.
• Proficient in design tools such as Revit, IES and Hevacomp.
• Strong communication and client‑facing skills.

• Opportunity to lead high‑profile, technically complex projects.
• Senior position with influence over project delivery and team development.
• Strong and diverse project pipeline across multiple sectors.
• Clear progression within a growing consultancy.
• Flexible hybrid working.