Senior / Principal Mechanical Design Engineer

RGB Recruitment Ltd; Southampton; On-site; GBP 50,000 - 70,000; Full time

Benefits offered by this job

25 days annual leave

Private healthcare

40-hour week with flexible working

Training and development opportunities

Staff perks and incentives

Wellbeing platform access

Shopping discounts

Performance bonus

Company social events

Free on-site parking

Job summary

RGB Recruitment Ltd in the Southampton area is seeking a Senior/Principal Mechanical Design Engineer to lead mechanical building services design across a range of projects. You will take ownership from concept through to detailed design and technical documentation, working with clients, contractors and internal teams.

The role covers heating, ventilation, cooling, domestic water services, low-temperature hot water systems, drainage, and energy-efficient solutions, with opportunities to apply low

Qualifications

• Strong experience in mechanical building services design.
• Ability to undertake mechanical designs autonomously.
• Experience delivering design work from concept and feasibility through to detailed design.
• Strong technical knowledge across mechanical building services systems, including heating, ventilation, cooling and domestic water services.
• Competency in AutoCAD (essential).
• Experience producing technical specifications, equipment schedules and design documentation.
• Experience undertaking design calculations using relevant industry software.
• Strong attention to detail and a commitment to delivering high-quality technical work.
• Ability to work effectively with clients, contractors and wider design teams.
• Good IT skills, including Microsoft Office.
• A full UK driving licence (essential).

Responsibilities

• Lead and undertake mechanical building services design across a range of projects.
• Take ownership of mechanical design activities from concept and feasibility through to detailed design and technical documentation.
• Carry out site surveys, investigations and technical assessments.
• Design and develop low-temperature hot water heating systems.
• Design domestic hot and cold water services.
• Design mechanical and natural ventilation systems.
• Design refrigerant and chilled water cooling systems.
• Develop solutions incorporating low and zero-carbon technologies.
• Undertake above-ground drainage design.
• Produce technical design drawings using AutoCAD.
• Prepare design specifications, performance specifications, equipment schedules and technical submissions.
• Undertake design calculations using relevant industry software.
• Contribute to project management and contract administration.
• Lead or support condition surveys, feasibility studies and technical investigations.
• Work collaboratively with clients, contractors and wider project teams to support effective project delivery.
• Contribute to the technical quality and development of the consultancy's mechanical design services.

Skills

AutoCAD

Mechanical building services design

Feasibility to detailed design

Low-carbon technologies

HVAC design

Tools

AutoCAD

Job description

Senior / Principal Mechanical Design Engineer (Building Services)

Location: Southampton Area

Salary: £50,000 - £70,000

The Company

An established sustainability and building services design consultancy based in the Southampton area, is looking to appoint an experienced Senior / Principal Mechanical Design Engineer to support its continued growth.

They provide mechanical building services engineering, energy management and sustainability consultancy services across a range of sectors and project types. Working with end users, construction professionals and installing contractors, the consultancy delivers engineering solutions for new-build construction, building refurbishment, plant replacement and energy efficiency projects.

Their approach combines technical building services expertise with a focus on energy efficiency, system optimisation and effective building operation. The business supports clients with solutions designed to reduce energy consumption, carbon emissions and energy costs.

Alongside mechanical building services design, its services include energy audits, net zero carbon strategies, carbon reporting, utility management, condition surveys and technical investigations.

The Role

An exciting opportunity has arisen for a Senior / Principal Mechanical Design Engineer to join a growing building services consultancy in Southampton.

This position is suited to an experienced Mechanical Design Engineer who can take ownership of mechanical building services design and contribute to the successful delivery of projects across different sectors.

You will work on a variety of client-side and contractor-led design and build projects, taking responsibility for mechanical design activities from initial concept and feasibility through to detailed design and the production of technical documentation.

The role includes opportunities to contribute to technical solutions, support project delivery and work across a broad range of building services systems. Responsibilities will be tailored to your experience and level of seniority.

Key Responsibilities

• Lead and undertake mechanical building services design across a range of projects.


• Take ownership of mechanical design activities from concept and feasibility through to detailed design and technical documentation.


• Carry out site surveys, investigations and technical assessments.


• Design and develop low-temperature hot water heating systems.


• Design domestic hot and cold water services.


• Design mechanical and natural ventilation systems.


• Design refrigerant and chilled water cooling systems.


• Develop solutions incorporating low and zero-carbon technologies.


• Undertake above-ground drainage design.


• Produce technical design drawings using AutoCAD.


• Prepare design specifications, performance specifications, equipment schedules and technical submissions.


• Undertake design calculations using relevant industry software packages.


• Contribute to project management and contract administration.


• Lead or support condition surveys, feasibility studies and technical investigations.


• Work collaboratively with clients, contractors and wider project teams to support effective project delivery.


• Contribute to the technical quality and development of the consultancy's mechanical design services.

Candidate Requirements

You should demonstrate:

• Strong experience in mechanical building services design.


• The ability to undertake mechanical designs autonomously.


• Experience delivering design work from concept and feasibility through to detailed design.


• Strong technical knowledge across mechanical building services systems, including heating, ventilation, cooling and domestic water services.


• Competency in AutoCAD (essential).


• Experience producing technical specifications, equipment schedules and design documentation.


• Experience undertaking design calculations using relevant industry software.


• Strong attention to detail and a commitment to delivering high-quality technical work.


• The ability to work effectively with clients, contractors and wider design teams.


• Good IT skills, including Microsoft Office.


• A full UK driving licence (essential).

What’s on Offer?

• £50,000 - £70,000 Salary


• 25 days' annual leave, rising to 30 days after 3 years.


• 40-hour working week with flexible working available.


• Private healthcare.


• Training and professional development opportunities.


• Staff perks and incentives.


• Access to a wellbeing platform.


• Shopping discounts and offers.


• Performance bonus.


• Company social events.


• Free on-site parking.

Keywords

• Mechanical Design Engineer | Mechanical Building Services | Building Services Design | HVAC | Heating Systems | Ventilation | Cooling Systems | AutoCAD | Design Calculations | Technical Specifications | Energy Efficiency | Low Carbon Technologies | Site Surveys | Feasibility Studies | Project Management