Senior Design Engineer

WR HVAC | MEP; Glasgow; On-site; GBP 70,000 - 90,000; Full time

Benefits offered by this job

25 days annual leave + Bank Holidays

Continuous professional and technical

Job summary

WR HVAC | MEP, a specialist in advanced refrigeration, chilled water and HVAC systems, is seeking a senior refrigeration engineer to own complex projects from concept through commissioning.

You will lead thermodynamic design, specify chillers and cooling plants, produce and review calculations, P&IDs and technical reports, and mentor junior engineers while collaborating with customers, suppliers and manufacturing to deliver high‑performance cooling solutions.

Qualifications

• Bachelor's degree in Mechanical Engineering or closely related field.
• Strong background in refrigeration system and chilled water design.
• Experience designing chillers or complex cooling systems.
• Ability to produce and review calculations, P&IDs, specifications and technical documentation.
• Knowledge of UKCA and regulatory engineering compliance.

Responsibilities

• Lead design and development from concept through commissioning.
• Act as technical authority for thermodynamic design, component selection, and system integration.
• Produce and review calculations, P&IDs, specifications, and design reports.
• Provide engineering governance throughout the full project lifecycle and commissioning.
• Support sales with technical input for bids, proposals, customer discussions, and solution development.
• Collaborate with customers, suppliers, manufacturing, testing and commissioning teams for successful delivery.
• Mentor and provide technical guidance to junior engineers.

Skills

Thermodynamics

Heat transfer

Refrigeration design

P&IDs

Technical leadership

Stakeholder management

Chartered Engineer (advantageous)

Education

Bachelor's degree in Mechanical Engineering

Refrigeration Engineering or closely related

Job description

A specialist manufacturer delivering advanced refrigeration, chilled water, and HVAC systems for technically demanding applications. The business designs and delivers bespoke chilled water plants, refrigeration packages, and fully integrated cooling systems, taking projects from initial concept and system design through manufacturing, testing, and commissioning. This is a senior technical position offering the opportunity to take ownership of complex refrigeration engineering projects and influence the development of high-performance cooling solutions.

Key Responsibilities:

• Lead the design and development of refrigeration and chilled water systems from initial concept through to commissioning
• Act as the technical authority for thermodynamic design, component selection, system integration, and performance optimisation
• Produce and review calculations, P&IDs, specifications, technical documentation, and design reports
• Provide engineering governance throughout the full project lifecycle and commissioning
• Support sales and commercial teams with technical input for bids, proposals, customer discussions, and solution development
• Work closely with customers, suppliers, manufacturing, testing, and commissioning teams to ensure successful project delivery
• Mentor and provide technical guidance to junior engineers within the refrigeration discipline

Package:

• 25 days annual leave + Bank Holidays
• Continuous professional and technical development

What You'll Need:

• Strong technical background in refrigeration system and chilled water plant design
• Excellent understanding of thermodynamics, heat transfer, refrigeration system design, and modelling
• Experience designing and specifying chillers, refrigeration plants, or complex cooling systems
• Ability to produce and review engineering calculations, P&IDs, specifications, and technical documentation
• Experience working within relevant UKCA, regulatory, and engineering compliance requirements
• Bachelor's degree in Mechanical Engineering, Refrigeration Engineering, or a closely related discipline
• Strong communication and stakeholder management skills with the ability to provide technical leadership across multidisciplinary projects
• Chartered Engineer status or progress towards chartership would be advantageous