Principal Mechanical Design Engineer

<strong>Principal Mechanical Design Engineer </strong><strong>Location: </strong>Derby Agile / Hybrid Working<strong> Salary: </strong>Competitive + Bonus + Excellent Benefits<strong>Lead Mechanical Design on Complex, Low-Carbon Building Projects</strong>This is a key hire within a growing building services consultancy, offering the opportunity to take ownership of mechanical design delivery across technically challenging, multi-sector projects.You will operate as a project leader and technical authority, influencing design standards, mentoring engineers, and working directly with clients across the full project lifecycle.With a strong pipeline of sustainable, design-led projects, this role offers both technical depth and clear progression into senior leadership.<strong>What's on Offer</strong><ul><li>Clear progression pathway into senior leadership</li><li>Agile / flexible working model</li><li>Generous annual leave (with buy/sell options)</li><li>Enhanced family leave policies</li><li>Cycle to Work and Electric Vehicle schemes</li><li>Employee Assistance Programme and wellbeing support</li><li>Exposure to technically challenging, sustainability-focused projects</li><li>Regular team, social, and charitable initiatives</li></ul><strong>The Role</strong><ul><li>Lead mechanical design delivery across projects, from concept through to completion</li><li>Act as Project Leader, managing design coordination and client interaction</li><li>Produce and oversee calculations, specifications, and detailed design outputs</li><li>Drive technical excellence within the team, mentoring junior engineers</li><li>Contribute to low-carbon and sustainable design strategies, including renewable integration</li><li>Attend and lead client and design team meetings, influencing key decisions</li><li>Support ongoing client relationships and repeat business development</li></ul><strong>About You</strong><strong>Essential:</strong><ul><li>Degree (or HNC/HND with experience) in Mechanical or Building Services Engineering</li><li>Proven experience in mechanical design within building services consultancy</li><li>Strong knowledge of HVAC systems, building regulations, and British/European standards</li><li>Experience using design tools such as Revit, Amtech, Relux/Dialux</li><li>Ability to lead projects and coordinate within multi-disciplinary MEP teams</li><li>Strong communication skills with client-facing experience</li></ul><strong>Desirable:</strong><ul><li>Working towards or achieved Chartered status (CIBSE/IET)</li><li>Experience across sectors such as healthcare (HTMs), commercial, or residential</li><li>Knowledge of BREEAM and sustainable building design principles</li><li>Understanding of renewable technologies and embedded generation systems</li><li>Broad awareness of electrical systems to support multidisciplinary collaboration</li></ul><strong>The Opportunity</strong><ul><li>Step into a Principal-level role with real project ownership and influence</li><li>Work on diverse, technically complex projects across multiple sectors</li><li>Play a key role in delivering low-carbon and net-zero building solutions</li><li>Develop into a senior leadership or client-facing strategic role</li><li>Join a consultancy where engineers have autonomy and visibility across projects</li></ul><strong>The Company</strong>A well-established, multi-disciplinary engineering consultancy delivering mechanical, electrical, and low-carbon design solutions across the UK and internationally. With a strong reputation for technical quality, collaboration, and sustainable design, the business works across sectors including healthcare, education, residential, commercial, and industrial.Engineers here benefit from high levels of autonomy, a supportive culture, and genuine career development opportunities within a growing organisation.<strong>Apply</strong>If you are a Mechanical Design Engineer ready to step into a Principal-level role with greater ownership, influence, and progression, apply now or get in touch for a confidential discussion.<img src="https://www.jobg8.com/Tracking.aspx?Lvxcf8sYvdoX03UipMRgsdzD4S9dhhbvn" width="0" height="0" />