Senior Mechanical Design Engineer in Hertford

Hybrid & flexible working | Technical leadership | Varied project portfolio

Ready to take greater ownership of your projects and put your technical expertise at the centre of building design?

FS Recruitment Services is recruiting a Senior Mechanical Engineer for an established consultancy working across residential, commercial, heritage, healthcare and high-rise developments.

This opportunity suits an experienced mechanical building services engineer who enjoys solving complex design challenges, guiding other engineers and building strong client relationships.

You’ll join a collaborative team with support for professional development, exposure to varied projects and the opportunity to influence sustainable, energy-efficient design.

You’ll lead the design and development of mechanical building services systems, including HVAC, public health/plumbing and fire protection, taking responsibility for technical quality and supporting projects through design, installation and commissioning.

Your responsibilities will include:

• Leading mechanical designs that meet project requirements, UK regulations and quality standards.

• Carrying out feasibility studies and working with clients, engineers and other stakeholders to establish practical design solutions.

• Providing technical guidance and supporting the development of engineering colleagues.

• Monitoring project progress, budgets and risks, resolving issues as they arise.

• Contributing to tenders and client presentations, helping secure new work and strengthen existing relationships.

• Incorporating sustainability, energy efficiency and relevant technical developments into your designs.

You’ll have a proven track record in mechanical building services engineering, with the technical confidence to lead projects and communicate effectively with clients and colleagues.

We’re looking for:

• A degree in Mechanical Engineering or a related discipline.

• Strong experience designing mechanical systems for buildings, including HVAC, plumbing and fire protection.

• Proficiency with design tools such as AutoCAD, Revit and IES.

• A sound understanding of UK building regulations, relevant codes and sustainability standards.

• The ability to manage competing project priorities and solve technical problems.

• Clear communication skills and experience providing technical leadership.

Experience delivering projects in London would be an advantage.

• Hybrid and flexible working options.

• Generous annual leave.

• Ongoing CPD, training and support towards professional qualifications, including qualification achievement rewards.

• Employer-matched pension contributions.

• Paid annual professional subscriptions, where applicable.

• Discretionary bonus linked to company and individual performance.

• Life assurance worth four times your annual salary.

• Long-service rewards and access to a wider employee benefits package.

• Access to shared technical expertise and career development opportunities within a wider specialist group.

If you’re looking for a senior role where you can take ownership, contribute your ideas and continue developing your expertise, we’d like to hear from you.

Apply with your CV or contact FS Recruitment Services for a confidential discussion.