Freelancer UK
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides
  • Sign in
  • Sign up
  • All Jobs
  • Outside IR35
  • Agencies
  • Post a Job
  • Pricing
  • Guides

Email me jobs like this

Email me jobs like this
Refine Search
Refine by IR35 Status
Unknown Status 31 Outside IR35 10 Inside IR35 8
Refine by Categories
Engineering 35 Construction 9 Other 2 Management 1
Refine by Job Type
Contractor 49
electrical commissioning engineer

49 electrical commissioning engineer jobs found

CL
Mar 11, 2026  
Lead Electrical Commissioning Engineer
Astute's Power Team are partnering with a Leading EPCM Contractor within the Energy Sector. We are currently recruiting for a Lead Electrical Commissioning Engineer to join their Waste to Energy project based near Glasgow. The Lead Electrical Commissioning Engineer position comes with a day rate from £550.00 to £650.00 per day outside of IR35. Role responsibilities and key skills for the role: Lead and coordinate all electrical commissioning activities across the project, ensuring safe, efficient, and compliant execution. Develop and implement commissioning plans, procedures, and schedules in alignment with the overall project commissioning strategy. Supervise and oversee electrical pre-commissioning and commissioning works, including LV/MV/HV systems, MCCs, switchgear, transformers, UPS, and control systems. Manage and coordinate interfaces between electrical systems and other process areas, including boiler, steam turbine, flue gas treatment (FGT), crane systems, and DNO...
IR35 Status:
Outside IR35

CV-Library Glasgow, UK Contractor
CL
Mar 11, 2026  
Electrical Commissioning Engineer - Water
Electrical Commissioning Engineer -  Water & Wastewater Treatment Location: Hodsock STW Rate: up to £500 p/d (Outside IR35/LTD Company) Duration: 12 Months+ Sector: Water/Wastewater Are you a Commissioning Engineer looking to elevate your career in the Water/Wastewater sector? Speak to us about our roles across the Severn Trent Water region. Your Responsibilities: ·Conduct comprehensive commissioning activities on clean and Wastewater sites. ·Manage instrumentation and panel operations with precision and efficiency. ·Interpret complex technical documentation and execute various low voltage electrical tasks. ·Demonstrate proficiency in fault-finding, diagnostics, and modifications, ensuring optimal performance. ·Collaborate with Systems Integrators for seamless commissioning and system modifications. ·Provide training sessions and support to internal teams and clients as needed. ·Uphold strict health, safety, and quality standards, fostering a culture of excellence....
IR35 Status:
Outside IR35

CV-Library Blyth, UK Contractor
CL
Mar 11, 2026  
Electrical Commissioning Engineer - Water
Electrical Commissioning Engineer -  Water & Wastewater Treatment Location: Lutterworth STW Rate: up to £500 p/d (Outside IR35/LTD Company) Duration: 12 Months+ Sector: Water/Wastewater Are you a Commissioning Engineer looking to elevate your career in the Water/Wastewater sector? Speak to us about our roles across the Severn Trent Water region. Your Responsibilities: ·Conduct comprehensive commissioning activities on clean and Wastewater sites. ·Manage instrumentation and panel operations with precision and efficiency. ·Interpret complex technical documentation and execute various low voltage electrical tasks. ·Demonstrate proficiency in fault-finding, diagnostics, and modifications, ensuring optimal performance. ·Collaborate with Systems Integrators for seamless commissioning and system modifications. ·Provide training sessions and support to internal teams and clients as needed. ·Uphold strict health, safety, and quality standards, fostering a culture of...
IR35 Status:
Outside IR35

CV-Library Blyth, UK Contractor
CL
Mar 03, 2026  
Electrical Commissioning Engineer
Electrical Commissioning Engineer (EU Passport Essential) €700–€800 Per Day (All-In) | Data Centre Projects Across Europe Germany | Portugal | Spain | Italy | France | Wider EU Join one of Europe’s most respected engineering and MEP delivery partners, recognised for delivering some of the largest and most technically advanced data centre projects across the continent. This organisation is known for: * Industry-leading engineering standards * Exceptional project delivery for hyperscale and colocation clients * A strong reputation for safety, quality, and innovation * A culture that supports career growth, development, and long-term contracting Due to continued expansion across Europe, we are seeking experienced Electrical Commissioning Engineers for major mission-critical builds. Role Overview * Lead and execute electrical commissioning activities across data centre systems * Oversee commissioning of UPS, MV/LV switchgear, generators, transformers, controls, BMS *...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Feb 11, 2026  
Electrical Commissioning Engineer
OLG Recruitment are recruiting for an Electrical Commissioning Engineer to work for a major client based in Immingham. This is a temporary contract role, working 40 hours per week, with an approximate duration of 12 months. This role will be inside of IR35. Basic Purpose: Ensures that all high-voltage (HV) and low-voltage (LV) electrical systems and equipment are installed, tested, and verified to meet design specifications, safety standards, and operational requirements. Primary purpose is to lead pre-commissioning (FAT) and commissioning (SAT) activities, troubleshoot issues, and confirm readiness for safe and reliable integration into existing infrastructure and unit startup. Primary Responsibilities: * Develop commissioning plans and lead the execution of FAT and SAT procedures for HV and LV equipment and distribution systems. * Provide technical support for project electrical Supervisors and Technicians. * Coordinate and lead activities between Electrical resources...
IR35 Status:
Inside IR35

CV-Library Immingham, North East Lincolnshire Contractor
CL
Mar 11, 2026  
WTG Commissioning Engineer - Pre Assembly
WTG Commissioning Engineer - Pre Assembly required for a Major Offshore Wind developer in Denmark. Responsibilities: Work alongside the Clients Electrical Systems Package site representatives and Client Commissioning Engineers to deliver commissioning activities in the capacity of Client's Engineer. Drive the on-site commissioning scope to ensure alignment with the overall project programme and milestones. Act as Client witness and provide formal sign-off for Stage 1 Commissioning of offshore Wind Turbines. Provide technical support to Project Senior Authorised Persons (SAP) and M&E Engineers during pre-commissioning and commissioning phases. Support the Client Commissioning Manager (Lead) and SCADA Commissioning Manager in coordinating and executing commissioning activities. Operate primarily from the pre-assembly yard, overseeing and verifying pre-commissioning activities prior to offshore installation. Conduct initial investigation of technical incidents and...
IR35 Status:
Unknown Status

CV-Library United Kingdom Contractor
CL
Mar 15, 2026  
Lead EC&I Engineer
Are you an experienced Lead EC&I Engineer looking to lead cutting-edge projects in a regulated industry? My Client is seeking a Lead EC&I Engineer to join their dynamic engineering team. Role Overview: As Lead EC&I Engineer, you'll be responsible for delivering Electrical, Control & Instrumentation work packages across a range of projects. You'll lead a team of design engineers from concept through to client handover, ensuring technically compliant and cost-effective solutions. Key Responsibilities: Interpret design input and deliver fit-for-purpose solutions Manage and supervise engineering teams and design deliverables Coordinate with other disciplines and ensure compliance with UK H&S legislation Produce key technical documentation including schematics, cable schedules, FDS, and O&M manuals Support manufacturing, testing, and commissioning processes Lead design reviews and HAZOPs Implement design change control and contract variations What We're...
IR35 Status:
Unknown Status

CV-Library West Midlands, UK Contractor
CL
Mar 15, 2026  
Principal EICA Enigneer
Principal EICA Engineer – Water Sector Manchester - Hybrid (2–3 days in office) Competitive rate - can be outside of scope of IR35 The role is working for a leading consultancy, delivering on their water treatment and utilities frameworks. This is a senior, hands-on engineering role with real influence - leading projects, shaping design, and setting technical direction across complex water sector schemes. The Role The Principal EICA Engineer will take ownership of EICA delivery across a portfolio of projects. From concept through commissioning, they will balance technical excellence with commercial reality. What You’ll Be Doing Producing cost-effective, compliant EICA design documentation Delivering outline and detailed electrical, instrumentation & control designs Leading site surveys, FATs, and producing clear technical reports Providing EC&I technical authority: preparation, checking, approval of documentation Managing sub-contractor designs to ensure...
IR35 Status:
Unknown Status

CV-Library Manchester, UK Contractor
CL
Mar 15, 2026  
SCADA Engineer - Onshore
SCADA Engineer required for a Major Offshore Wind Developer based in the UK. Responsibilities: Provide independent supervision and coordination of SCADA commissioning activities within EPC Electrical Systems. Manage and oversee FAT, SAT, SIT, and on-site SCADA commissioning execution in accordance with project timelines. Ensure compliance with Clients standards, project technical specifications, National Grid requirements, HSE rules, and applicable local legislation. Assume day-to-day responsibility for SCADA commissioning activities on site, including contractor supervision and coordination. Review, witness, and verify commissioning tests for communication networks, radio systems, telephone systems, Substation Control Systems (SCS), WTG SCADA, grid compliance systems, metering systems, and VTMS (where applicable). Ensure quality assurance and quality control (QA/QC) of commissioning activities, including verification of documentation and test records. Sign off contractor...
IR35 Status:
Unknown Status

CV-Library Norwich, Norfolk Contractor
CL
Mar 14, 2026  
Senior EC&I Engineer
Astute's Power Team is partnering with a leading organisation within the Nuclear sector, to recruit an EC&I Engineer for its Berkshire site. The EC&I Engineer role comes with a 12-month minimum contract (Outside IR35) and the opportunity to work on a technically complex and strategically important project. If you're an EC&I Engineer and are looking to work for an organisation that puts integrity and people at the forefront of everything it does, then submit your CV to apply today. Responsibilities and duties of the EC&I Engineer role Reporting to the Engineering Manager you will: EC&I Delivery Produce CE&I design concepts including SLDs, BCDs, cable schedules and layout drawings Develop designs that conform to relevant British and European standards and client requirements Produce and maintain LTQR / Technical Files in accordance with Quality Management Systems Ensure designs address operability, maintainability and safety considerations Deliver...
IR35 Status:
Outside IR35

CV-Library Aldermaston, Berkshire Contractor
CL
Mar 14, 2026  
BMS Commissioning Engineer - London
BMS Commissioning Engineer - London My client is an established Building Controls and Integration specialist who are currently looking to take on a BMS Commissioning Engineer to work on a number of projects in London. Role You would be responsible for commissioning and handing over a large BMS project and carry out and document all tasks associated with pre commissioning/ commissioning of a building management system. It is essential that the successful applicant has previous commissioning experience working on either Trend, Tridium, Struxureware or Siemens based Building Management Systems. Key Skills Qualified in Electrical or Electronic Engineering (HNC/ONC, equivalent or higher) Knowledge of the commissioning of building management systems A good understanding of HVAC applications of controls Fluent with building management systems enabling the writing and commissioning of controller/network software. Adaptable approach to workYou will be hardworking and committed to...
IR35 Status:
Unknown Status

CV-Library London, UK Contractor
CL
Mar 14, 2026  
Lead EC&I Engineer
Are you a proven Principal Engineer specialising in Electrical, Control & Instrumentation with experience leading front-end design for complex projects? Have you demonstrated extensive knowledge in CE&I project delivery, including producing and reviewing engineering documentation, managing space and cable management solutions, and working within safety and quality standards? If you’re looking for a challenging role that offers the opportunity to lead innovative design projects in a dynamic environment, read on or apply now to be part of a forward-thinking team working on cutting-edge front end engineering delivery. The Opportunity This organisation is committed to delivering world-class engineering solutions with a focus on safety, innovation, and collaboration. Its culture fosters continuous improvement, professional growth, and a shared drive towards excellence. Joining this team means being part of a company that values integrity, sustainability, and the...
IR35 Status:
Unknown Status

CV-Library Warrington, UK Contractor
CL
Mar 13, 2026  
Senior/Principal EC&I Engineer
Senior/Principal EC&I Engineer Location: Plymouth (Hybrid) Contract Length: 12 months Rate: £500 Per Day Inside IR35 Site expectations: 3x a week, on-site We are seeking a Senior/Principal EC&I (Electrical, Control & Instrumentation) Engineer to join our Major Infrastructure Projects Business Unit, based in Plymouth. This role will primarily focus on managing and ensuring the delivery of site quality through the installation and commissioning of electrical activities at the submarine refit complex. The successful candidate will be responsible for providing technical support, managing inspections, and ensuring that contractors adhere to project specifications and timelines. Key Responsibilities: Ensure the effective delivery of site quality by managing and supporting the installation and commissioning processes for electrical works in the submarine refit complex. Provide expert advice to the construction and project teams, communicating effectively with contractors and...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Mar 13, 2026  
Project Engineer
Job Title – Project Engineer (Capital Projects Engineer / CAPEX Project Manager) Location – Remote (Essex, Kent or London) Salary – £60,000 – £72,000 (6 Month Fixed Term Contract) Car Allowance – £5,500 per annum + Mileage Paid Shift – Monday to Friday (Flexible / Project-Based Hours) Job Role – Project Engineer Are you an experienced Project Engineer looking for a high-impact 6-month fixed term contract within a fast-paced manufacturing environment? This Project Engineer role offers the opportunity to lead large-scale CAPEX projects (up to £1M) across multiple UK sites, delivering engineering investment programmes that directly impact operational performance and business growth. As a Project Engineer, you will take full ownership from concept through to commissioning, working with senior stakeholders to deliver projects on time, within budget and to specification. This is a fantastic opportunity for a results-driven Project Engineer who thrives in dynamic manufacturing...
IR35 Status:
Unknown Status

CV-Library Mitcham, UK Contractor
CL
Mar 13, 2026  
Project Engineer
Job Title – Project Engineer (Capital Projects Engineer / CAPEX Project Manager) Location – Remote (Essex, Kent or London) Salary – £60,000 – £72,000 (6 Month Fixed Term Contract) Car Allowance – £5,500 per annum + Mileage Paid Shift – Monday to Friday (Flexible / Project-Based Hours) Job Role – Project Engineer Are you an experienced Project Engineer looking for a high-impact 6-month fixed term contract within a fast-paced manufacturing environment? This Project Engineer role offers the opportunity to lead large-scale CAPEX projects (up to £1M) across multiple UK sites, delivering engineering investment programmes that directly impact operational performance and business growth. As a Project Engineer, you will take full ownership from concept through to commissioning, working with senior stakeholders to deliver projects on time, within budget and to specification. This is a fantastic opportunity for a results-driven Project Engineer who thrives in dynamic manufacturing...
IR35 Status:
Unknown Status

CV-Library Erith, UK Contractor
CL
Mar 13, 2026  
Project Engineer
Job Title – Project Engineer (Capital Projects Engineer / CAPEX Project Manager) Location – Remote (Essex, Kent or London) Salary – £60,000 – £72,000 (6 Month Fixed Term Contract) Car Allowance – £5,500 per annum + Mileage Paid Shift – Monday to Friday (Flexible / Project-Based Hours) Job Role – Project Engineer Are you an experienced Project Engineer looking for a high-impact 6-month fixed term contract within a fast-paced manufacturing environment? This Project Engineer role offers the opportunity to lead large-scale CAPEX projects (up to £1M) across multiple UK sites, delivering engineering investment programmes that directly impact operational performance and business growth. As a Project Engineer, you will take full ownership from concept through to commissioning, working with senior stakeholders to deliver projects on time, within budget and to specification. This is a fantastic opportunity for a results-driven Project Engineer who thrives in dynamic manufacturing...
IR35 Status:
Unknown Status

CV-Library Forest Gate, London, UK Contractor
CL
Mar 13, 2026  
Electrical Engineer
Electrical Engineer - Solar & BESS Delivery 📍 Remote (Southern UK Projects) | 1 day on-site/office every two weeks 🏢 Offices: London | Durham | Edinburgh 💷 Up to £650 per day DOE 📄 Contract Opportunity - 12 months (renewable) Are you an experienced Electrical Engineer looking to play a key role in delivering large-scale renewable energy projects across the UK? We're supporting a leading renewable energy organisation seeking an Electrical Engineer to support the construction and commissioning of utility-scale Solar and Battery Energy Storage (BESS) projects. With projects typically around 50MW and several at DCO / 500MW scale, this is an opportunity to work on nationally significant infrastructure that will directly contribute to the UK's Net Zero ambitions. 🌍 The Opportunity You'll be involved throughout the construction and commissioning lifecycle, acting as a technical leader and role model - identifying safety improvements, driving engineering efficiency, and...
IR35 Status:
Unknown Status

CV-Library Durham, County Durham Contractor
CL
Mar 13, 2026  
Commissioning Engineer
We are currently seeking an experienced Commissioning Engineer with a strong background in waste water treatment plant (WWTP) projects for an immediate start in Pembrokeshire. This is a site-based role, working on the commissioning phase of a waste water treatment facility, supporting successful system integration, testing and handover. Key Responsibilities: * Commissioning of mechanical, electrical and process systems within a waste water treatment plant * Functional testing of pumps, motors, blowers, screens, dosing systems and associated equipment * Loop checks, I/O testing and instrumentation verification * Liaising with PLC/SCADA engineers during system integration * Fault finding, troubleshooting and system optimisation * Supporting wet testing and performance validation * Ensuring compliance with health & safety and environmental standards * Assisting with documentation, reporting and handover...
IR35 Status:
Unknown Status

CV-Library Pembroke, Pembrokeshire Contractor
CL
Mar 13, 2026  
Control Systems Engineer
Initially, We are seeking an experienced automation engineer who can be hands-on in supporting project delivery, with the expectation that they would spend a significant amount of time on site working alongside the local team. Ideally, this would be someone with strong technical automation experience (not just project management), and familiarity with commissioning, validation, and electrical aspects of delivery. As this is a secondary manufacturing environment, the focus is mainly on packaged equipment and system integration rather than large-scale deployments. The initial work will involve the relocation of existing equipment from a facility that is being decommissioned into our new, smaller-scale OSD Therefore, experience with commissioning, integration and working with existing assets will be particularly helpful. We can offer a good hourly rate for this role. This is an on-site, full-time position for a Control System Engineer based in Ware, BC. The successful candidate...
IR35 Status:
Unknown Status

CV-Library Ware, England Contractor
CL
Mar 12, 2026  
Electrical Detail Designers
12 Month Contract – Inside IR35 £36.26 - £41.41 per hour umbrella Ideally 2 days per week on site but open to fully remote working where required Job Role: Operating as a senior designer within a team of up to 25 resources, the position holder will have high design technical capability and demonstrate exemplar behaviours as a role model within the team Progress complex design activities through to completion using design tools (eg CAD) and advise and coach team members and early careers through their activities, and where applicable support colleagues through mentoring. Check and assure other team members work on behalf of the Principal Detail Designer including final sign off of engineering outputs and creation of Quality Care Points and Alerts as identified during checking. Fully conversant with all Detail Design processes and Management Systems and can advise and guide team members through application of them. Including supporting external and internal audits. Strong...
IR35 Status:
Inside IR35

CV-Library Glasgow, UK Contractor
  • Follow us on:
  • Facebook
  • Twitter
  • Instagram
  • LinkedIn
  • Home
  • Contact
  • About Us
  • Terms & Conditions
  • Employer
  • Post a Job
  • Search Resumes
  • Sign in
  • Job Seeker
  • Find Jobs
  • Outside IR35
  • Create Resume
  • Sign in
© 2008-2026 Powered by SmartJobBoard Job Board Software