Overview In this role you will lead HV/LV commissioning across switchgear, substations and critical power systems up to 33kV, supporting diverse projects UK-wide and internationally. You will perform testing, fault diagnosis, and modificati...Read More>>.

Overview In this role you will support commissioning within wastewater projects, coordinating data-driven problem solving and collaboration with the project team. You will contribute to safe, efficient delivery by developing best practices...Read More>>.

Overview In this role you will deliver commissioning and validation services for HVAC and hot water systems across healthcare and pharma projects. You will work on site, balancing and testing systems to ensure performance and compliance, wh...Read More>>.

Overview You will join a field-based engineering team to install, commission, and service capital equipment across the UK. With an electrical bias, you diagnose and resolve issues on complex machinery, supporting customers from installation...Read More>>.

Overview As Principal Operations Engineer, you lead a team of engineers to plan and execute offshore pre-commissioning for pipelines and umbilicals, aligning with project goals and safety standards. You partner with field and marine teams t...Read More>>.

Overview In this role you will lead commissioning strategy for process plants within a large water framework, collaborating with cross-functional teams to ensure safe, quality-focused delivery. You’ll oversee FAT/SAT, witness testing and...Read More>>.

Overview In this role you will commission large UPS systems for Eaton's UK customers, ensuring performance and safety standards. You will support hyperscale data centres with expert commissioning, testing and system configuration, and inter...Read More>>.

Overview In this role you will deliver control, instrumentation and electrical commissioning for MCCs, instrumentation, analysers and related equipment across UK projects. You’ll support project teams with commissioning plans, ensure qual...Read More>>.

Overview As a Field Service Commissioning Engineer, you will troubleshoot, commission and service Alfa Laval equipment at customer sites, focusing on Decanters and related machinery. You will work with electrical and mechanical systems to e...Read More>>.

Overview In this role you will lead commissioning activities to ensure new and upgraded water assets operate safely, efficiently and in compliance. You will work within the Commissioning team to translate design intent into validated operat...Read More>>.

Overview As Lead Commissioning Engineer, you will guide a team of about 10 engineers to deliver safe, compliant plant commissioning and maintenance initiatives. You will manage project delivery from initiation to installation through PMPs,...Read More>>.

Overview As a Commissioning Engineer at Westinghouse, you contribute to the safe commissioning and operation of nuclear plant systems. You will work closely with Operations, Maintenance and Reliability teams to ensure plant readiness and av...Read More>>.

Overview In this role, you will plan, coordinate and support the commissioning of mechanical, electrical and process systems for wastewater projects in Devon. You’ll work within the Infrastructure - Water South team to ensure safe, effici...Read More>>.

Overview As a Senior Commissioning Engineer at RSE, you will lead commissioning across UK projects, delivering control, instrumentation and electrical works for MCCs and related instrumentation. You collaborate with project teams to develop...Read More>>.

Overview As Electrical Commissioning Engineer, you will shape MEP functions across lifecycle of water-sector projects. You’ll design and implement a commissioning strategy from the ground up, ensuring process outputs meet design, client,...Read More>>.

Overview As a Commissioning Engineer, you will ensure monitoring systems are installed, configured, tested and handed over to customers. Based in Cowes, you will travel UK and abroad to client sites, including offshore installations, testin...Read More>>.

Overview You will lead commissioning activities to ensure safe, compliant system handover. You’ll work with engineering, construction and operations teams to execute test programmes and document results. The role involves reviewing techni...Read More>>.

Overview In this role you join a collaborative commissioning team on a Nuclear Licensed Site in Derby to drive safe, efficient commissioning activities. You will author and manage test procedures, record results, and perform commissioning t...Read More>>.

Overview On-site commissioning and testing of a Notifier fire alarm system at a site in Liverpool Street, London. You will validate system performance, troubleshoot issues, and prepare for handover to operations. This short-term contract su...Read More>>.

Overview As a Commissioning Engineer, you will own the commissioning of electrical and mechanical process and packaging plant across the UK and Ireland. You will work closely with Project Managers and engineering teams to ensure smooth inst...Read More>>.

Fire Alarm Engineer Location: LancashireSalary: Up to £45,000 per annul, depending on experience The Role The successful candidate will be responsible for installing, mai...Read More>>.

A leading fire protection services company in Tees Valley is seeking a Fire Alarm Technician II responsible for the installation, inspection, maintenance, and repair of fire alarm systems in commercial and industrial environments. Ideal candidates wi...Read More>>.

Valoris Group is recruiting a Fire Alarm Service & Maintenance Engineer to service, maintain, and fault-find fire alarm systems and emergency lighting across commercial sites. The role involves travel nationwide, with accommodation arranged for wo...Read More>>.

Cameron Clarke Associates t/a talent-finder is seeking an experienced Fire Alarm Technician to maintain, install, and repair fire safety systems across the West Midlands. This field-based role emphasises professional, customer-focused service and...Read More>>.

Staffline is seeking a Maintenance Technician to join our Castle Donnington operation. You will perform planned and reactive maintenance across distribution sites, acting as the first line of contact for maintenance issues and coordinating with sp...Read More>>.

Universal Business Team is seeking a hands-on Fire Alarm Engineer to cover field-based work across Dartford, Kent and Maidstone. Start with servicing and installing portable extinguishers, then develop skills in alarm systems while enjoying a stru...Read More>>.

Wachter, Inc. is hiring experienced Fire Alarm/Intrusion Technicians to install, troubleshoot, and maintain life safety systems across commercial locations. The role requires travel, independent problem-solving, and strict adherence to NFPA 70/72...Read More>>.

Senior Commissioning Engineer Location: North West / Yorkshire (Field Based) Salary: £40,000 - £50,000 DOE Job Type: Full-Time Benefits Company Car or Car Allowance Attendance Bonus Scheme...Read More>>.

What Are We Looking For? Due to continued growth, RSE is looking for a Commissioning Engineer to join us on a permanent basis, assisting in the delivery of our projects across the UK. Making sure you fit the guidelines as an applic...Read More>>.

Commissioning Engineer – London field-based. Competitive salary DOE, 35‑hour week, paid travel, subsistence, healthcare, pension & training. Work on advanced lighting control systems with long-term career development and varied projects....Read More>>.

Electrical Installation / Commissioning Engineer£45,000 - £55,000 + Excellent Company BenefitsDorkingAre you an Electrically biased Engineer, looking to work within a specialist industry? Are you looking for...Read More>>.

Our EMEA Electrical Services organization, operating across 25 countries with more than 500 employees, delivers lifecycle services across Eaton's electrical products, systems, and software portfolio. We support customers in Data Centers, Utilities...Read More>>.

About The Role We are actively building diverse teams and welcome applications from everyone. Role: AV Commissioning Engineer Location: East Midlands Contract Type: Permanent Salary Package...Read More>>.

Job Title: Water / Air Commissioning Engineer Location: Croydon, Greater London Salary/Benefits: £30k - £48k + Training & Benefits Our client is seeking a driven and experienced Water / Air Commissioning Engineer to join t...Read More>>.

Graduate Commissioning Engineer 2027 - Environment Locations: Chichester / Dorchester / Rickmansworth / Thames London - within M25 Closing Date: 14th January 2027 Become a part of the UK’s top-rated construction and civil...Read More>>.

Morgan Jones is seeking a Commissioning Engineer to join our London field-based team. The role involves commissioning, testing and on-site/remote aftercare for advanced lighting control systems, with client-facing duties across multiple projects....Read More>>.

Alfa Laval UK&I are currently looking for an Field Service Commissioning Engineer to join our team. Every day, we get opportunities to make a positive impact – on our colleagues, partners, customers, and society. Together, we’re pioneering the...Read More>>.

Eaton's EMEA Electrical Services team in the UK is seeking Electrical Commissioning Engineers for UPS systems to support the South East region. You will commission large UPS units on customer sites and ensure performance and safety standards are m...Read More>>.

Future Select Recruitment is seeking a Water / Air Commissioning Engineer to join a growing contractor with nationwide reach, especially the South East. The role is based around Croydon with travel to a broad range of sites across London and surro...Read More>>.

SER Limited is seeking a skilled BMS Commissioning & Service Engineer to join a growing controls specialist. You will work on commissioning new installations and provide service and support across commercial, healthcare, education, and industrial...Read More>>.

BMS Commissioning & Service Engineer£45,000 - £58,000 (DOE)Company Car/Car AllowancePensionMobile PhoneLaptopOngoing TrainingCareer ProgressionAre you a BMS Commissio...Read More>>.

Morgan Jones is recruiting a Commissioning Engineer to work on London-based projects, with on-site and remote aftercare. You will commission, test, set to work and witness lighting control systems across flagship and legacy installations, while en...Read More>>.

Complete Security Recruitment Ltd is seeking an experienced flushing technician to support pre-commission cleaning on closed systems across UK sites.You will operate flushing rigs, perform system cleansing, and assist commissioning teams wh...Read More>>.

Switch Recruitment Services Ltd is recruiting a Trend BMS Service Engineer to join a leading M&E and building services company. You will take full management of bespoke BMS projects, handling service and repair of the BMS system across London and...Read More>>.

ALTEN is seeking a Mid-Level Project Engineer to join our Cardiff team, supporting site-based engineering and facility improvement projects within a large-scale manufacturing environment. You will coordinate contractors, suppliers, and internal st...Read More>>.

Due to continued growth, i-Protech Technology Ltd is looking to recruit an experienced Security Engineer to join our team in Westhill.This is a varied field-based role covering the installation, service, maintenance and commissioning of ele...Read More>>.