Mechanical Design Engineer

Mechanical Building Services Design Engineer
Job Type: Full-time, Permanent
Location: Cardiff Area
Benefits: Company pension, health insurance, on-site parking

About the Role

We are seeking a Mechanical Building Services Design Engineer with at least 3 years’ UK experience to join our growing team in the Cardiff area. You’ll be part of a collaborative, friendly practice delivering innovative and sustainable MandE design solutions for projects across the commercial, industrial, government, and healthcare sectors.
With a strong reputation for quality and reliability, we work on high-profile projects nationwide alongside leading architects, designers, and contractors, with a focus on low-carbon and sustainable design.

Key Responsibilities

- Develop and deliver mechanical building services design solutions, ensuring compliance with current legislation and engineering standards.
- Carry out detailed calculations, analysis, and design reviews.
- Prepare and review mechanical design drawings and related technical documentation.
- Coordinate with BIM teams to ensure design packages meet required quality and deadlines.
- Support project managers throughout design, installation, commissioning, and testing stages.
- Liaise with clients, consultants, and contractors, maintaining strong professional relationships.
- Ensure adherence to health, safety, environmental, and quality management policies.
- Work across multiple projects simultaneously, managing priorities and deadlines.

About You

Qualifications and Experience:

- Degree in Mechanical/Building Services Engineering (or equivalent relevant experience).
- Demonstrable experience in detailed building services design.
- Working towards or already holding a CIBSE-accredited qualification (e.g. BEng/BSc).
- Experience in both design office and site/construction environments.
- Proficient in Revit and other industry-standard engineering software.

Essential Skills:

- Ability to create and modify mechanical documentation, drawings, and schematics.
- Strong organisational and time management skills, with meticulous attention to detail.
- Effective communicator, both written and verbal, with a collaborative approach.
- Self-motivated, enthusiastic, and able to take responsibility for project outcomes.
- Comfortable working under pressure in a fast-paced environment.