59 senior mechanical design engineer jobs found in Southampton

Senior Mechanical Design Engineer Building Services Consultancy | Southampton Area (Hybrid) The Opportunity We’re representing a forward-thinking building services consultancy in Fareham that is looking for an experienced Senior Mechanical Design Engineer . This is a key role, leading the design and delivery of innovative, sustainable mechanical services across commercial, residential, education, and healthcare projects. You’ll play a pivotal part in shaping design solutions, mentoring engineers, and working closely with clients and multidisciplinary teams to deliver projects from concept through to completion. What You’ll Do Take ownership of the mechanical design process for building services (HVAC, heating, cooling, ventilation, domestic water systems). Produce and review design calculations, technical specifications, drawings, and reports. Coordinate effectively with clients, project teams, and other engineering disciplines. Mentor junior and intermediate...

Senior Mechanical Design Engineer Building Services Consultancy | Southampton Area (Hybrid) The Opportunity We’re representing a forward-thinking building services consultancy in Fareham that is looking for an experienced Senior Mechanical Design Engineer . This is a key role, leading the design and delivery of innovative, sustainable mechanical services across commercial, residential, education, and healthcare projects. You’ll play a pivotal part in shaping design solutions, mentoring engineers, and working closely with clients and multidisciplinary teams to deliver projects from concept through to completion. What You’ll Do Take ownership of the mechanical design process for building services (HVAC, heating, cooling, ventilation, domestic water systems). Produce and review design calculations, technical specifications, drawings, and reports. Coordinate effectively with clients, project teams, and other engineering disciplines. Mentor junior and intermediate...

Senior Mechanical Design Engineer Building Services Consultancy | Southampton Area (Hybrid) The Opportunity We’re representing a forward-thinking building services consultancy in Fareham that is looking for an experienced Senior Mechanical Design Engineer . This is a key role, leading the design and delivery of innovative, sustainable mechanical services across commercial, residential, education, and healthcare projects. You’ll play a pivotal part in shaping design solutions, mentoring engineers, and working closely with clients and multidisciplinary teams to deliver projects from concept through to completion. What You’ll Do Take ownership of the mechanical design process for building services (HVAC, heating, cooling, ventilation, domestic water systems). Produce and review design calculations, technical specifications, drawings, and reports. Coordinate effectively with clients, project teams, and other engineering disciplines. Mentor junior and intermediate...

Senior Mechanical Design Engineer – Building Services Consultancy Location: Winchester (Hybrid) Type: Full-Time About Us Join a respected building services consultancy with 45 years’ experience delivering sustainable, value-driven engineering solutions. Our Winchester office is seeking a Senior Mechanical Design Engineer to lead mechanical systems design across a diverse range of projects—from residential and commercial to healthcare, education, and industrial developments, including schemes up to £100m in value. Role Overview As a Senior Mechanical Design Engineer, you will be at the forefront of mechanical systems design, overseeing projects from concept to completion. You will mentor junior engineers, provide technical leadership, and ensure integrated, low-carbon, energy-efficient solutions. Key Responsibilities Lead the design of HVAC, ventilation, heating, cooling, and domestic water systems from feasibility to construction. Produce 2D and 3D...

Senior Mechanical Design Engineer – Building Services Consultancy Location: Winchester (Hybrid) Type: Full-Time About Us Join a respected building services consultancy with 45 years’ experience delivering sustainable, value-driven engineering solutions. Our Winchester office is seeking a Senior Mechanical Design Engineer to lead mechanical systems design across a diverse range of projects—from residential and commercial to healthcare, education, and industrial developments, including schemes up to £100m in value. Role Overview As a Senior Mechanical Design Engineer, you will be at the forefront of mechanical systems design, overseeing projects from concept to completion. You will mentor junior engineers, provide technical leadership, and ensure integrated, low-carbon, energy-efficient solutions. Key Responsibilities Lead the design of HVAC, ventilation, heating, cooling, and domestic water systems from feasibility to construction. Produce 2D and 3D...

Senior Mechanical Design Engineer – Building Services Consultancy Location: Winchester (Hybrid) Type: Full-Time About Us Join a respected building services consultancy with 45 years’ experience delivering sustainable, value-driven engineering solutions. Our Winchester office is seeking a Senior Mechanical Design Engineer to lead mechanical systems design across a diverse range of projects—from residential and commercial to healthcare, education, and industrial developments, including schemes up to £100m in value. Role Overview As a Senior Mechanical Design Engineer, you will be at the forefront of mechanical systems design, overseeing projects from concept to completion. You will mentor junior engineers, provide technical leadership, and ensure integrated, low-carbon, energy-efficient solutions. Key Responsibilities Lead the design of HVAC, ventilation, heating, cooling, and domestic water systems from feasibility to construction. Produce 2D and 3D...

Senior Mechanical Design Engineer – Building Services Location: Sussex (Hybrid Working) Salary: Circa £45,000 - £55,000 Type: Permanent A highly regarded Building Services Consultancy is seeking a Senior Mechanical Design Engineer to join their Sussex-based team. This consultancy delivers technically excellent and sustainable solutions for a wide range of projects including commercial, residential, mission-critical, hotels and more. The Role You will take a lead role in designing, managing and supervising mechanical building services projects, from concept through to completion. Working on a variety of sectors including data centres, high-rise residential, hotels and commercial developments, you will have the opportunity to work across complex, high-profile projects with real technical challenges. Key responsibilities include: Leading projects and coordinating with multi-disciplinary teams Preparing detailed designs, specifications, reports and drawings...

Senior Mechanical Design Engineer – Building Services Location: Sussex (Hybrid Working) Salary: Circa £45,000 - £55,000 Type: Permanent A highly regarded Building Services Consultancy is seeking a Senior Mechanical Design Engineer to join their Sussex-based team. This consultancy delivers technically excellent and sustainable solutions for a wide range of projects including commercial, residential, mission-critical, hotels and more. The Role You will take a lead role in designing, managing and supervising mechanical building services projects, from concept through to completion. Working on a variety of sectors including data centres, high-rise residential, hotels and commercial developments, you will have the opportunity to work across complex, high-profile projects with real technical challenges. Key responsibilities include: Leading projects and coordinating with multi-disciplinary teams Preparing detailed designs, specifications, reports and drawings...

Senior Mechanical Design Engineer – Building Services Location: Sussex (Hybrid Working) Salary: Circa £45,000 - £55,000 Type: Permanent A highly regarded Building Services Consultancy is seeking a Senior Mechanical Design Engineer to join their Sussex-based team. This consultancy delivers technically excellent and sustainable solutions for a wide range of projects including commercial, residential, mission-critical, hotels and more. The Role You will take a lead role in designing, managing and supervising mechanical building services projects, from concept through to completion. Working on a variety of sectors including data centres, high-rise residential, hotels and commercial developments, you will have the opportunity to work across complex, high-profile projects with real technical challenges. Key responsibilities include: Leading projects and coordinating with multi-disciplinary teams Preparing detailed designs, specifications, reports and drawings...

Senior to Principal Mechanical Design Engineer – Building Services 📍 Southampton (Hybrid Working) 💼 Full-Time 💰 Highly Competitive Salary + Bonus + Benefits About the Role A leading independent building services consultancy on the South Coast is seeking a Senior to Principal Mechanical Design Engineer to join their growing team in Southampton. Known for their technical strength, sustainable approach, and long-term client relationships, this firm delivers a broad range of projects across the healthcare, education, research, commercial, and industrial sectors. This role is ideal for an experienced engineer ready to lead projects, manage teams, and play an integral part in delivering innovative and low-carbon mechanical building services solutions. What You’ll Be Doing Lead mechanical design on a range of complex projects, from early-stage feasibility to technical delivery and handover Take ownership of project outputs including reports, calculations, technical...

Senior to Principal Mechanical Design Engineer – Building Services 📍 Southampton (Hybrid Working) 💼 Full-Time 💰 Highly Competitive Salary + Bonus + Benefits About the Role A leading independent building services consultancy on the South Coast is seeking a Senior to Principal Mechanical Design Engineer to join their growing team in Southampton. Known for their technical strength, sustainable approach, and long-term client relationships, this firm delivers a broad range of projects across the healthcare, education, research, commercial, and industrial sectors. This role is ideal for an experienced engineer ready to lead projects, manage teams, and play an integral part in delivering innovative and low-carbon mechanical building services solutions. What You’ll Be Doing Lead mechanical design on a range of complex projects, from early-stage feasibility to technical delivery and handover Take ownership of project outputs including reports, calculations, technical...

Senior to Principal Mechanical Design Engineer – Building Services 📍 Southampton (Hybrid Working) 💼 Full-Time 💰 Highly Competitive Salary + Bonus + Benefits About the Role A leading independent building services consultancy on the South Coast is seeking a Senior to Principal Mechanical Design Engineer to join their growing team in Southampton. Known for their technical strength, sustainable approach, and long-term client relationships, this firm delivers a broad range of projects across the healthcare, education, research, commercial, and industrial sectors. This role is ideal for an experienced engineer ready to lead projects, manage teams, and play an integral part in delivering innovative and low-carbon mechanical building services solutions. What You’ll Be Doing Lead mechanical design on a range of complex projects, from early-stage feasibility to technical delivery and handover Take ownership of project outputs including reports, calculations, technical...

Senior to Principal Electrical Design Engineer – Building Services 📍 Southampton (Hybrid Working) 💼 Full-Time 💰 Highly Competitive Salary + Bonus + Excellent Benefits About the Role A well-established, independent M&E consultancy with a strong regional presence is looking for an experienced Senior to Principal Electrical Design Engineer to join their growing Southampton office. This role is ideal for someone looking to step into more technical leadership, project ownership, and client-facing responsibilities. You’ll be involved in the delivery of complex, sustainable building services projects across healthcare, education, research, commercial, and industrial sectors. What You’ll Be Doing Lead electrical design packages on medium to large-scale projects, from early concept to construction and handover Oversee the technical quality of design outputs, ensuring compliance with current legislation and client expectations Mentor and manage junior and...

Mechanical Design Engineer Building Services Consultancy –  Southampton Area (Hybrid) Employment Type: Full-time The Opportunity We are seeking a Mechanical Design Engineer to join a well-established building services consultancy based in Fareham. This role is ideal for an engineer with 2–5 years’ experience who is ready to take on greater responsibility, contribute to exciting projects, and progress toward a senior position. You’ll be involved in delivering sustainable, innovative design solutions for projects across residential, commercial, education, and healthcare sectors—working from concept design through to project completion. What You’ll Be Doing Designing mechanical systems including HVAC, ventilation, hot & cold-water systems, and plantrooms Preparing calculations, reports, and specifications aligned with UK standards and client needs Producing and modifying design drawings using AutoCAD and Revit (desirable) Participating in client, contractor, and...

Electrical Design Engineer – Building Services Consultancy Location: Southampton Region (Hybrid) Type: Full-Time Salary: Competitive + Benefits + Bonus Why Join Us? Be part of a highly respected building services engineering consultancy delivering innovative, technically complex, and sustainable MEP solutions. Our projects span healthcare, data centres, laboratories, rail infrastructure, and commercial environments, with a portfolio exceeding £450 million. You’ll work in a hands-on, director-led environment that values collaboration, innovation, and technical excellence. What You’ll Do As an Electrical Design Engineer, you’ll take ownership of designing, coordinating, and delivering high-quality electrical systems across diverse projects: Design & Development: Create full electrical service designs including lighting, power distribution, fire/safety systems, structured cabling, and smart controls. Technical Documentation: Produce detailed calculations,...

Senior to Principal Electrical Design Engineer – Building Services 📍 Southampton (Hybrid Working) 💼 Full-Time 💰 Highly Competitive Salary + Bonus + Excellent Benefits About the Role A well-established, independent M&E consultancy with a strong regional presence is looking for an experienced Senior to Principal Electrical Design Engineer to join their growing Southampton office. This role is ideal for someone looking to step into more technical leadership, project ownership, and client-facing responsibilities. You’ll be involved in the delivery of complex, sustainable building services projects across healthcare, education, research, commercial, and industrial sectors. What You’ll Be Doing Lead electrical design packages on medium to large-scale projects, from early concept to construction and handover Oversee the technical quality of design outputs, ensuring compliance with current legislation and client expectations Mentor and manage junior and...

SENIOR ELECTRICAL DESIGN ENGINEER SOUTHAMPTON / HYBRID  Due to continued success and new project awards, we are seeking to recruit a Senior Electrical Design Engineer to join our busy design studio at our Head Office in Southampton. We are a friendly and professional multi-disciplined team, responsible for the design management of a variety projects throughout all of our sectors. This role is reporting to the Electrical Design Manager and individuals will be responsible for managing all aspects of electrical design.  Responsibilities include, but are not limited to:  · Management of project specific design deliverables · Carry out design in accordance with M&E Design QA Procedures · Responsible for the detailed design in accordance with the Trant Procedures · Interpret & understand the client requirements from client documents (drawings, specifications, correspondence, etc.) · Communicate with the client, external design resources and subcontractors...

Electrical Design Engineer – Building Services Consultancy Location: Southampton Region (Hybrid) Type: Full-Time Salary: Competitive + Benefits + Bonus Why Join Us? Be part of a highly respected building services engineering consultancy delivering innovative, technically complex, and sustainable MEP solutions. Our projects span healthcare, data centres, laboratories, rail infrastructure, and commercial environments, with a portfolio exceeding £450 million. You’ll work in a hands-on, director-led environment that values collaboration, innovation, and technical excellence. What You’ll Do As an Electrical Design Engineer, you’ll take ownership of designing, coordinating, and delivering high-quality electrical systems across diverse projects: Design & Development: Create full electrical service designs including lighting, power distribution, fire/safety systems, structured cabling, and smart controls. Technical Documentation: Produce detailed calculations,...

Due to continued success and new framework awards, we are looking to strengthen our internal design team by recruiting a Senior Process Design Engineer. Our internal design team are involved in all phases of the project lifecycle from feasibility studies through to detailed design and construction support. The ideal candidate will have a background in Process Engineering within water/wastewater as they will be covering water treatment, water distribution and storage and wastewater recycling whilst also being instrumental in providing technical support across the business. Reporting to the Process Design Manager, duties include but are not limited to; Working as part of a multi-disciplined team of Engineers, primarily on UK Water Industry Frameworks Manage multi-discipline design interfaces and integration of the Process design elements to deliver fit-for-purpose engineering solutions Lead tasks on a major project or lead several projects of moderate scope with complex...

Senior to Principal Electrical Design Engineer – Building Services 📍 Southampton (Hybrid Working) 💼 Full-Time 💰 Highly Competitive Salary + Bonus + Excellent Benefits About the Role A well-established, independent M&E consultancy with a strong regional presence is looking for an experienced Senior to Principal Electrical Design Engineer to join their growing Southampton office. This role is ideal for someone looking to step into more technical leadership, project ownership, and client-facing responsibilities. You’ll be involved in the delivery of complex, sustainable building services projects across healthcare, education, research, commercial, and industrial sectors. What You’ll Be Doing Lead electrical design packages on medium to large-scale projects, from early concept to construction and handover Oversee the technical quality of design outputs, ensuring compliance with current legislation and client expectations Mentor and manage junior and...