Overview As Principal Mechanical Engineer, lead the mechanical design and lifecycle execution of water and wastewater projects, shaping systems that protect communities and the environment. You will mentor engineers, coordinate across disci...Read More>>.

Overview In this role you support the Client Design Authority to safeguard and optimize infrastructure systems within a highly regulated environment. You will shape mechanical design packages, ensure safety and regulatory compliance, and co...Read More>>.

Overview In this role you will lead mechanical building services projects from inception to delivery, acting as the main client contact and ensuring high-quality engineering solutions. You will mentor junior engineers, allocate resources, a...Read More>>.

Overview In this role you ensure reactive maintenance across sites, coordinate with the contract team, and maintain paperwork in the CAFM system. You will support safe working practices, manage consumables and parts, and liaise with clients...Read More>>.

Overview In this role you will join a facilities management and engineering team to maintain mechanical systems and plant across multiple sites. You’ll blend hands-on technical work with compliance, safety, and operational leadership to k...Read More>>.

Overview In this role you will lead and grow a nuclear mechanical engineering capability within our multidisciplinary team. You’ll oversee projects from concept to delivery, shaping design and client outcomes. You’ll balance engineering...Read More>>.

Overview As Senior Mechanical Engineer at SEA, you will provide design and development support for mechanical hardware across commercial and military projects. You will collaborate with customers, suppliers and cross-functional teams to del...Read More>>.

Overview In this role you will contribute to the mechanical design of release systems within L3Harris Brighton, leading engineering work packages and shaping robust mechanical architectures. You will work cross-functionally to ensure design...Read More>>.

Overview Senior Mechanical Design Engineer sought to design mechanical and electro-mechanical enclosures for specialist semiconductor machinery. You will craft innovative 3D models for plastic injection mouldings and small fabrications, whi...Read More>>.

Overview As Lead Mechanical Engineer, you design and develop oilfield subsurface components, systems, and controls, collaborating across design, manufacturing, and verification. You contribute to a structured engineering environment that bu...Read More>>.

Overview In this role you will lead mechanical engineering efforts for process plant projects in fine chemicals, pharma, and related industries. You will work within a multidisciplinary team to deliver design, calculations, and construction...Read More>>.

Overview Senior technical authority role at a major Teesside industrial site, focused on keeping mechanical assets safe, compliant and reliable while shaping long-term asset integrity strategy. You will lead mechanical engineering activitie...Read More>>.

Overview In this role, you join AFRY’s Energy Division to lead engineering projects across thermal and renewable energy. You will deliver high‑quality design outputs, conduct technical and economic feasibility work, and support project...Read More>>.

Overview As a Mechanical Design Engineer at ALTEN, you own engineering work from concept to detailed design and manufacture. You will collaborate with project, commercial, and engineering teams to deliver robust solutions that support proje...Read More>>.

Overview In this role you will lead the mechanical design of water and wastewater projects from concept to commissioning, integrating with multi-discipline teams. You will contribute to the Living Water Enterprise partnership, shaping effic...Read More>>.

Overview As Principal Mechanical Program Engineer, you will shape mechanical systems for hyperscale digital infrastructure, leading engineering for product development and standardization. You’ll guide project engineers, support site deve...Read More>>.

Overview As a Senior Mechanical Engineer you will lead building services design across diverse projects in Edinburgh, driving integrated, sustainable solutions. You will work closely with architects and electrical engineers to ensure cohesi...Read More>>.

Overview Associate Mechanical Engineer roles in the UK data centre sector offer leadership across multiple mission-critical projects. You will work with directors and senior stakeholders to balance technical oversight with client management...Read More>>.

Overview Associate Mechanical Design Engineer at a renowned engineering consultancy. You will lead projects, manage key clients, and guide the mechanical team to deliver across complex building services. You’ll collaborate with the senior...Read More>>.

Overview In this role you will contribute to Ramboll's Building Services projects in London, delivering robust mechanical design for complex buildings. You will work within a multidisciplinary team, mentoring junior engineers and maintainin...Read More>>.

Overview In this role you will lead and coordinate mechanical design for building services across RIBA stages, with a focus on high-performance HVAC solutions for landmark projects. You will act as project lead on selected assignments, enga...Read More>>.

Overview In this role you will lead mechanical design for water and wastewater projects within a UK-focused, design-and-build JV. You will shape the mechanical scope from concept through commissioning, ensuring safe, cost-effective solution...Read More>>.

Overview Senior Mechanical Engineer at Arup leads mechanical design packages for new, retrofit and refurbishment projects, fostering low-energy, maintainable building services. You will coordinate multidisciplinary teams and shape performan...Read More>>.

Overview As Hardware Mechanical Engineer you will drive detailed design and development of mechanical components across the full product lifecycle. You’ll collaborate with senior engineers and cross-functional teams to deliver robust solu...Read More>>.

Overview As a Mechanical Engineer in a regulated sector, you will lead mechanical and structural design, guiding teams from concept to manufacture. You’ll deliver robust solutions for bespoke handling systems and lifting equipment, ensuri...Read More>>.

Overview In this role you ensure optimal environmental conditions on site and deliver planned and reactive maintenance for M&E systems. You will assess and improve building performance, working with BGIS and site stakeholders to keep system...Read More>>.

Overview As a Principal Electro-Mechanical Engineer, you will lead the technical and economic performance of mechanical systems for rotating machinery and electric machines across product lifecycles. You will shape roadmaps, perform market...Read More>>.

Overview As Principal Mechanical Engineer, lead the technical discipline across multiple projects, delivering energy-efficient, sustainable building solutions. Mentor junior engineers while contributing to hands-on design work. Build strong...Read More>>.

Overview As a Responsible Mechanical Engineer at Huntsman Wilton you will safeguard the safe, reliable operation of key production assets within a COMAH top-tier environment. You will be the mechanical authority on site, shaping asset integ...Read More>>.

Overview In this role you will lead mechanical engineering on transformational programmes for critical UK infrastructure in the water sector. You’ll guide a design team and work with cross‑border teams to deliver integrated solutions th...Read More>>.

Overview In this Senior Mechanical Engineer role, you will lead mechanical design work for mining and related infrastructure projects, ensuring high-quality technical outcomes. You will engage with mining clients, build strong relationships...Read More>>.

Overview In this Senior Mechanical Handling Engineer role, you lead delivery of major infrastructure and engineering programmes at Devonport, working within a multidisciplinary team to oversee mechanical handling, crane systems and dockside...Read More>>.

Overview In this year-long placement, you will split time between design and construction teams within the United Utilities framework, contributing to real-world water and wastewater projects. You will collaborate with experienced mechanica...Read More>>.

Overview In this role you lead the mechanical design strategy for large-scale data centre developments, providing technical leadership and assurance across multiple projects. You influence design direction, establish standards, and mentor e...Read More>>.

Overview In this role, you will lead mechanical design delivery on Scotland water projects within a multidisciplinary team, shaping sustainable water and wastewater infrastructure from design through construction. You’ll collaborate with...Read More>>.

Overview As a Senior Mechanical Engineer at Assystem, you will contribute to complex nuclear projects from Derby, shaping reliable and safe mechanical designs. You will work within a cross-functional team to deliver technically sound soluti...Read More>>.

Overview In this role you will lead the design and delivery of mechanical building services for complex UK and international projects. You will shape system strategies from inception to completion and drive sustainable, energy-efficient des...Read More>>.

Overview In this role you will lead the design and release of new high-density liquid cooling products within a global, cross-functional development group. You drive technical direction, architecture decisions, and ensure quality standards...Read More>>.

Overview In this role you will identify suitable materials and processes to ensure quality and manufacturability, and use design tools to plan and improve mechanical components. You will develop solutions for engineering projects, communica...Read More>>.

Overview In this role you lead mechanical infrastructure across the Trust’s estate, ensuring safety, resilience and compliance. You will shape standards, risk management and asset performance in a large, clinically critical environment. Y...Read More>>.

Overview In this role you will lead mechanical design on high-profile, multi-disciplinary projects from concept to handover. You will join Cundall’s Edinburgh team, focused on low-energy design and decarbonisation to create energy-efficie...Read More>>.

Densitron are looking for an experienced Mechanical engineer to join our Advanced Engineering. The primary function is to create robust machine design concepts and detailed drawing packages for custom designed projects and support the entire de...Read More>>.

This range is provided by Stott and May. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Base pay rangeDirect message the job poster from Stott and MayStrategic Partner...Read More>>.

VacancyPrincipal Mechanical EngineerLocation: Glasgow || Contract:Permanent || Salary:CompetitiveOnly a 2-minute walk from Buchanan Street, George Square and Queen Street Station, our Glasgow office is an airy, sophis...Read More>>.

Principal Mechanical Engineer – Building Services Design Birmingham City Centre | Hybrid Working Salary Up to & Around £68,000 + Benefits Want to join one of the UK's most respected Building Servi...Read More>>.

Mechanical Engineer (Manufacturing)£35,000 - £40,000 + Sunday - Thursday + Training + Progression + Company Benefits + OvertimeDoncasterDo you have a background in Mechanical Engineering or similar? Are you looking to join...Read More>>.

Leo Cancer Care is seeking a Mechanical Engineering Lead to drive robust, safe, and manufacturable designs for cancer treatment equipment. You will lead a small team within a regulated environment, coordinating with electronics, systems, software,...Read More>>.

Principal Mechanical Engineer (Building Services) Feltham, Middlesex, United Kingdom Southampton, Hampshire, United Kingdom Guildford, Surrey, United Kingdom Job Description What if you co...Read More>>.

Senior Mechanical EngineerApplication Deadline: 18 September 2026Department: Engineering & OperationsEmployment Type: Permanent - Full TimeLocation: Stockton on TeesDescription...Read More>>.

AtkinsRéalis is seeking a Mechanical Engineer to provide design and engineering support for nuclear decommissioning projects in the Whitehaven area and beyond. The role involves creating 2D drawings and 3D models, performing hand calculations and...Read More>>.