Senior Mechanical Engineer (Building Services)
Senior Mechanical Engineer (Building Services)

Senior Mechanical Engineer (Building Services)

Southampton Full-Time 42000 - 84000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Lead the design of mechanical systems for iconic buildings in London.
  • Company: Join Caldwell Consulting, a top firm in building services engineering.
  • Benefits: Enjoy a competitive salary, career growth, and a collaborative team environment.
  • Why this job: Work on impactful projects that enhance lives through sustainable design.
  • Qualifications: 5+ years in mechanical building services design and a degree in Mechanical Engineering.
  • Other info: Mentor junior engineers and drive innovation in a dynamic setting.

The predicted salary is between 42000 - 84000 £ per year.

Are you ready to elevate your career with a consultancy that\’s shaping the future of the built environment?

Not a Manufacturing Role – Only Experience with Building Services will be reviewed.

Caldwell Consulting, a renowned name in building services engineering, is seeking a Senior Mechanical Design Engineer to join their dynamic Central London team. With a portfolio that spans high-profile commercial, residential, mixed-use developments, hotels, and student accommodation, this is your chance to work on projects that truly make an impact.
Your new company
Caldwell Consulting is an independent, full-service engineering firm delivering innovative mechanical, electrical, and public health solutions across the UK and Ireland. Their work enhances lives through smart, sustainable design-partnering with industry leaders to create spaces that inspire.
Recent projects include:

  • Premier Inn Wembley Arena and Hub by Premier Inn King\’s Cross
  • Brentford Lock West and Palace View, Lambeth residential schemes
  • The Cursitor Building, Yalding House, and 73 Great Peter Street in London
  • Mixed-use developments like Terrace Mount Bournemouth and Premier Inn & Class A Office Maidenhead

Your new role
As a Senior Mechanical Design Engineer, you\’ll lead the design and delivery of mechanical systems for landmark developments. You\’ll collaborate with architects, clients, and multidisciplinary teams to produce high-quality, sustainable solutions that meet and exceed expectations.
You\’ll be responsible for:

  • Designing HVAC, heating, cooling, and ventilation systems for commercial and residential buildings
  • Managing project timelines, budgets, and client relationships
  • Mentoring junior engineers and contributing to technical excellence
  • Driving innovation and sustainability across all stages of design

What you\’ll need to succeed

  • Proven experience in mechanical building services design (ideally 5+ years)
  • Strong technical knowledge of HVAC systems and UK building regulations
  • Proficiency in design tools such as AutoCAD, Revit, and IES
  • A degree in Mechanical Engineering or Building Services Engineering
  • Passion for delivering outstanding engineering solutions

What you\’ll get in return

  • A competitive salary up to £70,000 DOE
  • The chance to work on career-defining projects in Central London
  • A collaborative, forward-thinking team environment
  • Real progression opportunities and support for professional development
  • Exposure to a wide variety of sectors and design challenges

What you need to do now
If you\’re interested in this role, click \’apply now\’ to forward an up-to-date copy of your CV, or call Adam on 02072598760.
If this job isn\’t quite right for you but you are looking for a new position, please contact us for a confidential discussion on your career.

Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C\’s, Privacy Policy and Disclaimers which can be found at hays.co.uk

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Senior Mechanical Engineer (Building Services) employer: Hays

Caldwell Consulting is an exceptional employer, offering a vibrant work culture in the heart of Central London where innovation and sustainability are at the forefront of building services engineering. Employees benefit from competitive salaries, real progression opportunities, and the chance to work on impactful projects that shape the built environment, all while being part of a collaborative team dedicated to technical excellence and professional development.
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Contact Detail:

Hays Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Mechanical Engineer (Building Services)

✨Tip Number 1

Network with professionals in the building services sector. Attend industry events, webinars, or local meetups to connect with people who work at Caldwell Consulting or similar firms. Building relationships can often lead to referrals and insider information about job openings.

✨Tip Number 2

Familiarise yourself with Caldwell Consulting's recent projects and their approach to sustainable design. This knowledge will not only help you stand out during interviews but also demonstrate your genuine interest in their work and values.

✨Tip Number 3

Prepare to discuss specific examples of your experience with HVAC systems and how you've successfully managed project timelines and budgets in the past. Being able to articulate your hands-on experience will show that you're ready for the responsibilities of a Senior Mechanical Design Engineer.

✨Tip Number 4

Consider reaching out to current or former employees of Caldwell Consulting on platforms like LinkedIn. Ask them about their experiences and any tips they might have for applying. This can provide valuable insights and potentially give you an edge in the application process.

We think you need these skills to ace Senior Mechanical Engineer (Building Services)

Mechanical Building Services Design
HVAC System Design
Knowledge of UK Building Regulations
AutoCAD Proficiency
Revit Proficiency
IES Software Knowledge
Project Management Skills
Client Relationship Management
Mentoring and Leadership Skills
Sustainable Design Practices
Technical Problem-Solving
Collaboration with Multidisciplinary Teams
Attention to Detail
Strong Communication Skills

Some tips for your application 🫡

Tailor Your CV: Make sure your CV highlights your experience specifically in building services engineering. Focus on your work with HVAC systems and any relevant projects that align with the role at Caldwell Consulting.

Craft a Compelling Cover Letter: Write a cover letter that showcases your passion for sustainable design and your ability to lead projects. Mention specific projects you've worked on that demonstrate your expertise in mechanical design for commercial and residential buildings.

Highlight Relevant Skills: In your application, emphasise your proficiency in design tools like AutoCAD and Revit. Also, mention your understanding of UK building regulations and how you have applied this knowledge in past roles.

Showcase Leadership Experience: Since the role involves mentoring junior engineers, include examples of your leadership experience. Discuss how you've contributed to team success and driven innovation in previous projects.

How to prepare for a job interview at Hays

✨Showcase Your Building Services Experience

Make sure to highlight your specific experience in building services during the interview. Discuss projects you've worked on that relate directly to HVAC, heating, cooling, and ventilation systems, as this is crucial for the role.

✨Demonstrate Technical Proficiency

Be prepared to discuss your technical knowledge of HVAC systems and UK building regulations. Familiarise yourself with the latest design tools like AutoCAD and Revit, and be ready to explain how you've used them in past projects.

✨Emphasise Collaboration Skills

Since the role involves working closely with architects and multidisciplinary teams, share examples of how you've successfully collaborated in previous roles. Highlight your ability to manage client relationships and project timelines effectively.

✨Express Your Passion for Innovation

Caldwell Consulting values innovation and sustainability. Be sure to convey your enthusiasm for delivering outstanding engineering solutions and any initiatives you've taken to drive innovation in your previous work.

Senior Mechanical Engineer (Building Services)
Hays

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  • Senior Mechanical Engineer (Building Services)

    Southampton
    Full-Time
    42000 - 84000 £ / year (est.)

    Application deadline: 2027-09-13

  • H

    Hays

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