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Senior / Principal Mechanical Engineer (Building Services)
£55,000 - £70,000 (depending on experience)
Collaborative Design Consultancy | Career-defining Role | Diverse Projects
An ambitious, design-led building services consultancy is seeking a Senior or Principal Mechanical Engineer to join its growing team. Led by chartered engineers, the practice is committed to technical excellence, continuous learning, and a collaborative way of working.
This is a chance to become part of a highly talented team delivering high-quality, practical solutions across sectors including commercial, education, healthcare, and residential. You will take the lead on projects, contribute to internal development, and benefit from a working culture that values responsibility, trust, and professional growth.
The Role
You will lead the design and delivery of mechanical building services on projects from concept through to completion. You will collaborate closely with clients, architects, and fellow consultants to create technically sound, coordinated, and commercially viable solutions.
The role involves taking ownership of projects and helping to shape both technical outputs and client relationships. You will work directly with directors who are not only chartered but remain actively involved in delivery and mentorship.
Key Responsibilities
Lead mechanical design and coordination across multiple project stages
Prepare technical reports, specifications, schedules, and drawings
Manage day-to-day client engagement and represent the consultancy at meetings
Ensure quality, compliance, and performance are maintained throughout delivery
Contribute to internal technical standards and ways of working
Collaborate with wider design teams and specialist consultants
Maintain an active role in planning, delivery, and commercial oversight of projects
About You
Degree-qualified in Mechanical or Building Services Engineering (or similar)
Significant consultancy experience within the UK building services industry
Confident leading projects and managing client relationships
Technically strong, with experience in HVAC and public health systems
Familiar with design tools such as IES VE, Hevacomp, and understanding of BIM workflows
Proficient in Revit and comfortable working in coordinated environments
Chartered Engineer (CEng) or actively pursuing Chartership via CIBSE, IMechE or IET
Strong communicator with excellent written and verbal skills
Motivated to contribute to team success and wider business development
Why Join?
This is a consultancy that blends technical rigour with a collaborative and forward-thinking culture. You will join a highly capable team, supported by chartered directors who remain hands-on and accessible. The business values quality over hierarchy, and your ideas and initiative will be welcomed from day one.
What You Can Expect
Work alongside highly experienced, chartered engineers
Genuine influence over project direction and internal development
Early responsibility and ownership of key deliverables
A learning-focused culture that supports professional progression
Varied, interesting projects with real impact on the built environment
A flexible working model based on trust and outcomes
Benefits
Competitive salary reflective of experience and seniority
25 days’ annual leave plus Bank Holidays
Discretionary annual bonus scheme
Private healthcare
Employer pension contribution
Hybrid working pattern (typically three days in-office, two remote)
Flexibility aligned with project demands and deliverables
This is a standout opportunity for a Senior or Principal Mechanical Engineer ready to take a meaningful step in their career. You will join a consultancy that combines technical quality with a progressive and supportive culture, and you will work alongside a team of highly capable professionals who take pride in their work. If you are looking for a role where your skills, ideas, and leadership will make a difference, we would like to hear from you.
Please contact David Hilditch at RGB Network for more information or apply here now
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Looking for your next career move? Join a top company hiring Senior / Principal Mechanical Engineer job near me in Central London! This is your chance to work on exciting projects, grow professionally, and enjoy a rewarding career with competitive pay and excellent benefits. Whether you're an experienced professional or looking to take the next step, this role offers the perfect opportunity to enhance your skills and make an impact. Don’t miss out—apply today via Vita CV and take your career to the next level!
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