Overview In this role you will support the commissioning of plant systems at a tier 1 supplier for the Nuclear sector, ensuring systems are tested, validated and ready for commercial operation. You will join a high-performing commissioning...Read More>>.

Overview In this role you will lead the commissioning of radioactive waste systems on a major nuclear project, ensuring readiness and compliance. You will work across design, construction and operations teams to optimise commissioning and d...Read More>>.

Overview In this role you will lead installation, testing, commissioning, and maintenance of Eaton MV/HV equipment, acting as the primary contact for customers during project execution. You will mentor service engineers and collaborate with...Read More>>.

Overview As a Mechanical Commissioning Engineer, you will lead commissioning activities for a data centre project in London, ensuring mechanical systems perform to specification and quality standards. You will work closely with design, elec...Read More>>.

Overview As a Data Center Commissioning Engineer at AWS, you join a cross-disciplinary team ensuring construction quality and operational readiness of AWS data centers. You will collaborate with vendors, contractors, and internal teams to c...Read More>>.

Overview As a MEP Testing & Commissioning Engineer, you will coordinate the testing and commissioning scope for the MEP works within the HS2 Main Works. You will develop and oversee test documentation, support energisation and staged commis...Read More>>.

Overview You will lead fire alarm system commissioning on commercial projects across South London, ensuring tests, programming, fault‑finding and sign‑offs meet BS 5839 standards. You’ll generate clear commissioning documentation and...Read More>>.

Overview As Commissioning Engineer, you will lead HV commissioning from 11kV to 132kV to enable safe, on-time project delivery. You will develop and implement commissioning plans, perform primary and secondary injection testing, and documen...Read More>>.

Overview In this role you join a collaborative commissioning team at a nuclear-enabled site to lead and document testing activities. You will manage test procedures, record results, and analyse outputs while ensuring safe systems of work an...Read More>>.

Overview As Commissioning Manager, you will lead commissioning across complex water and wastewater projects, ensuring safe testing, integration and handover to operations. You’ll guide planning, testing, and readiness with cross-functiona...Read More>>.

Overview You will lead commissioning delivery for water industry projects, ensuring MEICA systems are integrated and perform to high standards. You’ll develop commissioning plans and coordinate with client operations to ensure seamless ha...Read More>>.

Overview Senior Commissioning Engineer at Galliford Try in the Environment Business. You will lead commissioning across MEICA-focused projects under the Southern Water AMP8 programme, shaping commissioning strategies and ensuring regulatory...Read More>>.

Overview As a Commissioning Engineer, you will lead MEICA and commissioning activities for water projects, ensuring seamless integration and readiness for handover. You’ll coordinate with Client Asset Operations and specialist teams to me...Read More>>.

Overview As a Pre-Commission Flushing Engineer, you will prepare and clean closed heating and chilled water systems before commissioning. You will work on commercial projects nationwide, collaborating with clients and on-site teams to ensur...Read More>>.

Marmon Lift Recruitment Ltd is seeking experienced Lift Testers to join a leading lift and escalator company. You will test and commission lifts following modernisation and new installations, ensuring units are safe to enter service and compliant...Read More>>.

WR HVAC in Bedford is seeking a Chiller Engineer to maintain and service air-cooled and water-cooled chillers across commercial sites in the region. The role requires strong diagnostic skills and the ability to work with customers on-site.Y...Read More>>.

Henley Chase is seeking a Senior Commissioning Engineer to join our Service Department. This field-based role covers commissioning Building Management Systems (BMS), integrating third-party systems, and supporting customers to project completion....Read More>>.

RSE is seeking a Commissioning Engineer to join on a permanent basis to deliver projects across the UK. You will undertake control, instrumentation and electrical works – including installation, testing, commissioning and fault finding on MCCs,...Read More>>.

Ishida Europe Limited is seeking a skilled Field Service Engineer to install, commission and service Ishida and OEM equipment across the UK. You will diagnose electro-mechanical faults, provide on-site training and ensure high standards of custome...Read More>>.

E.ON Control Solutions Ltd is seeking an on-site BMS maintenance engineer to support multiple UK sites including Camberley, Bury, Leeds, and London. You will perform planned preventative maintenance, commissioning of small works and reactive calls...Read More>>.

Multiple regions with roles open: Bury, Camberley, Leeds, Scotland, National Accounts & London In this role, you will be responsible for carrying out planned preventative maintenance, commissioning of small works and reactive call-ou...Read More>>.

SCC is seeking an experienced AV Commissioning Engineer to join the Installation team in the East Midlands. You will lead on-site commissioning, configure systems, and work closely with clients and project managers to deliver high-quality AV solut...Read More>>.

Hireful Ltd in Manchester is seeking a Sales Engineer or Pre-Sales Engineer to bridge client needs with Sales, joining an IBM Partner and IT Managed Services business.You will lead technical discovery sessions, customer assessments and work...Read More>>.

Rise Technical Recruitment Ltd in Dorking is seeking an electrically biased engineer for a role combining office work with international travel to client sites. You will work on niche equipment, perform servicing and commissioning, and contribute...Read More>>.

Galliford Try Group is recruiting for a Graduate Commissioning Engineer in 2027, focused on environment projects across multiple locations in the UK. You will support commissioning of water and wastewater systems, perform tests and calibrations, a...Read More>>.

FläktGroup UK is seeking a hands-on field service engineer to attend client sites, provide expert engineering support, and carry out PPM, repairs, refurbishments and commissioning of HVAC plant. You will also respond to emergency call-outs on a r...Read More>>.

Alfa Laval UK&I are looking for a Field Service Commissioning Engineer with strong electrical and mechanical skills, focusing on Decanters and core equipment. You will perform commissioning, preventive maintenance and fault finding at customer sit...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>>.

AlertSystems Ltd. is seeking a Fire & Security Engineer to service and repair Fire, Intruder Alarms, CCTV and Door Access Control Systems across Coventry and surrounding West Midlands. You will perform fault finding, site visits, and health & safe...Read More>>.

City Facilities Management Limited is seeking a dedicated Asda Fire and Security Technician to maintain and repair fire and CCTV systems across Asda sites. The role covers planned maintenance, reactive repairs, and ensuring KPI adherence to contra...Read More>>.