Administrator (6 month contract) Location: Brentwood, Essex Salary: 29,000 Hours: Monday-Friday, 9am - 5pm Benefits: 20 days holiday, pension scheme, parking on site Are you organised, proactive, and confident working in a fast paced environment? Our client is expanding and is looking for a dependable Administrator to support their busy workshop team, initially on a 6 month contract basis, with the potential of a permanent role offered after the initial contract period. As an Administrator, you will work closely with the Workshop Manager, Company Directors, and wider team to keep operations running efficiently. You will handle customer communication, schedule management, finance administration, and compliance tasks while ensuring all records are accurate and up to date. You will be part of a friendly, supportive team, but also trusted to work independently with minimal supervision. Key Responsibilities Front Office & Customer Communication Provide front...

My client is seeking an experienced Senior Circuit Engineer to take technical ownership of high-voltage electricity distribution networks and play a key role in keeping customers connected safely and reliably. This is a senior, authoritative engineering role with genuine accountability. You'll be trusted to make decisions on live networks, provide technical leadership, and act as a key interface between operations, projects and planning teams. What you'll be doing Acting as technical authority for assigned HV circuits (typically 11kV / 33kV). Planning, approving and supporting complex switching, outages and network reconfigurations. Leading and supporting fault investigation, restoration and root cause analysis. Ensuring full compliance with Electrical Safety Rules, company policies and ENA standards. Providing engineering assurance for reinforcement, refurbishment and new connection schemes. Reviewing designs from internal teams and third-party providers (ICPs/IDNOs)....

Rullion are looking to recruit for the following role: Electronics Engineer Start : 1st May 2026 12 month contract Location : Oxford Inside IR35 PAYE 46 Per hour / 59 Per hour Umbrella. 7.5 hours per day 37.5 hours per week Power Supply & Power Electronics Design Design and develop high-current, high-stability power supplies for superconducting magnets and related systems Design linear and switch-mode power converters (DC/DC, AC/DC, current-regulated supplies) Develop precision current regulation and control loops with excellent stability and low ripple Perform detailed control-loop analysis (Bode plots, phase margin, transient response) Design protection circuits (over-current, over-voltage, ground fault, quench-related protection) Select power semiconductors (IGBTs, MOSFETs, diodes), magnetics, and passive components Magnet System Support Support powering, ramping, and steady-state operation of superconducting magnets Understand magnet load...

We are working with a leader in the hyper scale global data centre space -their portfolio includes hyperscale facilities for global tech giants, multi-megawatt data halls, and cutting-edge colocation sites. This is an opportunity to work with a team that sets the benchmark for technical excellence and innovation in the data centre sector. The data centres are at stage two and three so a good time to become involved. The position is as a Senior or Principal Electrical Engineer, you will play a key role in designing and delivering complex electrical systems for large-scale data centres collaborating with multidisciplinary teams to ensure resilient, high-performance solutions for some of the most advanced facilities in the industry. What you'll need to succeed Strong experience in HV, LV, generators, and UPS systems, or a willingness to learn and develop in these areas. Proven background in electrical design within building services. Ability to manage projects and mentor...

Job Title: Multi-Skilled Maintenance Electrician Location: Ilkeston, Derbyshire Duration: Permanent We are looking for a Multi-Skilled Maintenance Electrician to support our engineering operations at our site in Ilkeston. You will use your experience to quickly diagnose faults, carry out repairs and support both reactive and planned maintenance activities. The role also involves basic mechanical and fabrication work, along with contributing to continuous improvement across the site. This is a full-time position working 40 hours per week, Monday to Friday, with potential rotation across day, afternoon and night shifts. Key Responsibilities: Follow all company procedures and Health & Safety policies. Use the site safety systems (LOTO, permits) to complete repairs and modifications. Respond quickly and effectively to equipment breakdowns and ensure repairs are completed to a high standard. Carry out planned preventative maintenance to maximise plant uptime and...

I'm seeking an experienced Power Project Engineer to join a newly mobilised 400/132kV substation project forming part of a major UK infrastructure development. The substation sits alongside a significant scheme including a large data centre and EV battery manufacturing facility. This is a long-term project running through to 2029, with an initial contract through to December and strong potential for extension or permanent opportunity. The Project 400/132kV substation development Site recently mobilised Early works include installation of gantries / ducting for overhead lighting connections, followed by substantial civils packages Long-term programme through to 2029 Immediate requirement to support delivery during early-stage heavy civils works The Role This is a broad, hands-on Project Engineer role with significant responsibility from day one. Initially, the focus will be on heavy civils and coordinating early works packages. As the project progresses, the...

Job Title: NG Authorised Electrical Supervisor (M&E) Location: Swansea North Substation, Wales Job Type: Temporary (Contract) Start Date: 2nd March 2026 End Date: 26th June 2026 Hours: 07:30 - 17:30 (Approx. 45 hours per week) Rate: 350 - 400 per day (Dependent on Experience) Overview: We are recruiting for an NG Authorised Electrical Supervisor to support works on a live transmission infrastructure project at Swansea North. This role has been created to provide additional capacity and requires a candidate with proven experience working on National Grid projects. Key Responsibilities: Supervise and coordinate on-site electrical and M&E activities. Ensure works are delivered safely, efficiently, and in accordance with National Grid procedures and project specifications. Provide day-to-day oversight of contractors and site teams. Maintain compliance with all health, safety, and environmental standards within a live substation environment. Monitor quality of...

Job Title: Mechanical Fitter (NG Authorised) Location: Melksham Substation, Wiltshire Job Type: Temporary (Contract) Start Date: 2nd March 2026 End Date: 26th June 2026 Hours: 07:30 - 17:30 (Approx. 45 hours per week) Rate: 300 per day (Dependent on Experience) Overview: We are seeking an experienced NG Authorised Mechanical / Electrical Fitter to support works on a live transmission substation project. This role requires a hands-on individual with strong experience in high-voltage environments and the ability to work safely and effectively as part of a multidisciplinary site team. A Lift Supervisor ticket iis essential for this position. Key Responsibilities: Carry out electrical and mechanical fitting activities on high-voltage switchgear, transformers, and associated equipment. Install control and protection systems in accordance with project specifications. Undertake installation of earthing systems. Install outdoor equipment including busbars, disconnectors, and...

Job Title: NG Authorised Wireman / Electrician Location: Upper Boat 275kV Substation, Wales Start Date: 23rd February 2026 End Date: 26th June 2026 Hours: 07:30 - 17:30 (45 hours per week) Rate: 300 - 320 per day (depending on experience) Type: Temporary / Contract Overview: We are seeking an experienced NG Authorised Wireman / Electrician to support delivery works on a live transmission substation project for a major UK infrastructure contractor (client name confidential). This role is suited to candidates with a strong background in National Grid environments and proven experience working on high-voltage substation installations. Key Responsibilities: Electrical fitting activities on high-voltage switchgear, transformers, and associated equipment Installation of control and protection systems Installation of earthing systems Installation of outdoor plant including busbars, disconnectors, and switchgear Maintenance of high-voltage equipment Fault finding on both LV and...

We are partnering with a leading consultancy and professional services firm specialising in delivering innovative, modern data centre solutions. They are expanding their engineering team and seeking Intermediate and Senior Electrical Design Engineers to help deliver a wide range of technically challenging and high-value projects. This is an exciting opportunity to join a business that champions innovation, collaboration, and long-term professional development. You'll take responsibility for the design and delivery of electrical systems, from concept through to commissioning, ensuring robust and high-quality solutions for mission-critical environments. You'll be involved in a variety of consultancy packages including: Strategic consultancy, feasibility studies, and master planning Detailed electrical design and specification Engineering, commissioning, and IST management Certifications, compliance, and performance validation Key Responsibilities Design and...

Title: Quality Engineer (Energy / Power Generation) Location: Deeside / Cheshire Role Type: Contract (Length Approx 9 Months) Start Date: Immediate End Date: Estimated November 2026 Rate: 30 - 40 per hour (dependant on experience) The Company: Our company is delivering a critical Peaker power plant project in North East Wales. The facility will generate 15.7kV power and requires comprehensive onsite management of multidisciplinary installation works. We seek an experienced, hands-on Quality Engineer to be our primary technical representative onsite, ensuring seamless execution, compliance, and client satisfaction. Responsibilities: Site Oversight: Oversee and coordinate all onsite installation activities, ensuring they adhere to project specifications, program, and HSEQ standards. Client Interface: Act as the primary technical and engineering point of contact for the client on site, managing day-to-day interface and ensuring expectations...