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Construction Outside IR35 mechanical site manager

6 mechanical site manager jobs found

CL
Feb 22, 2026  
M&E Manager
M&E Manager – HV Substation (Wymondley, SG4) Location: Wymondley 400kV Substation, Hertfordshire Rate: £500 per day (subject to review when stepping into SR163 Site Manager role) Contract Type: Full-time, site-based, contract Duration: 6-month (part of an 18-month programme - high probability of extension) Hours: Monday to Friday, 10-hour days with occasional weekends IR35 Status: Outside IR35 MRR Infrastructure is supporting the delivery of a major 400kV substation build as part of the UK’s National Grid transmission infrastructure. This global engineering-led consultancy is a key delivery partner across multiple National Grid frameworks, known for its safety-first approach and commitment to technical quality. We are seeking an experienced M&E Manager to lead the mechanical and electrical workstreams on site. This position will initially support the Site Manager in day-to-day delivery and supervision, with the expectation to step into the SR163 Site Manager role as the...
IR35 Status:
Outside IR35

CV-Library SG4, Redcoats Green, Hertfordshire Contractor
CL
Feb 22, 2026  
CDM Site Manager
CDM Site Manager Leicester Outside IR35 £450 to £525 a day 8 to 10 weeks: March start Jelly Technical is recruiting on behalf of a leading multi-disciplinary project consultancy business within Food & FMCG, with their current need for an established CDM Site Manager to support a project based in Gloucester on one of their client's sites. The ideal CDM Site Manager will have a strong background within Food & FMCG CDM site management and looking, with availability to start in March. In addition, you will have the following certification & experience: NEBOSH General Certificate SMSTS First Aid at Work Strong IT skills Confident user of Microsoft packages such as; SharePoint Teams Excel PowerPoint Experience using Work Wallet would be advantageous but not essential Confident hitting the ground running Please apply now to express an interest - a member of the Jelly Technical team will endeavour to contact all successful candidates within 3 working days
IR35 Status:
Outside IR35

CV-Library Gloucester, Gloucestershire Contractor
CL
Feb 22, 2026  
Site Engineer
Site Engineer – Mannington 400kV Substation (BH21) Location: Mannington, Dorset Rate: £400 per day Contract Type: Full-time, site-based contingency worker IR35 Status: Outside IR35 Duration: 6-month rolling contract (12-month programme) Hours: Monday to Friday, 10-hour days, occasional travel to client offices MRR Infrastructure is proud to be supporting the delivery of a significant 400kV substation scheme for a leading global engineering and construction consultancy, recognised for its technical excellence and long-standing success within the power transmission and distribution sector. This opportunity offers the chance to contribute to a high-profile National Grid project, working alongside a multidisciplinary team to maintain the highest levels of safety, quality, and technical performance throughout delivery. We are seeking a proactive Site Engineer with a strong background in substation infrastructure projects to provide on-site technical support, oversee setting out,...
IR35 Status:
Outside IR35

CV-Library BH21, Three Legged Cross, Dorset Contractor
CL
Feb 21, 2026  
Deputy Project Manager
Astute's Power team is exclusively partnering with a leader in transforming residual waste into power to recruit a Deputy Project Manager for an initial 12 month for its Northwest site. The Deputy Project Manager comes with a rate of £450-£500 per day. Key skills Ensure design deliverables align with project specifications, standards, and timelines. Oversee quality assurance and quality control activities with the EPC contractor. Support the resolution and closure of non-conformities, ensuring lessons learned are captured. Monitor construction quality to maintain compliance with contractual and regulatory requirements. Occasionally chair project coordination and technical meetings on behalf of the client. Prepare agendas, record minutes, and follow up on action items to ensure timely progress. Assist the Project Manager in day-to-day project delivery tasks, including progress tracking, reporting, and risk management. Contribute to decision-making processes by providing technical...
IR35 Status:
Outside IR35

CV-Library Ellesmere Port, Cheshire Contractor
CL
Feb 21, 2026  
Pipefitter
Pipefitter Bicester £28 per hour 42 hours per week CIS 4-6 weeks Commercial Pipefitter required for Copper Pipe installations. CSCS required, along with tools and transport to site For more information, please call David Bates @ ARM on (phone number removed) Disclaimer: This vacancy is being advertised by either Advanced Resource Managers Limited, Advanced Resource Managers IT Limited or Advanced Resource Managers Engineering Limited ("ARM"). ARM is a specialist talent acquisition and management consultancy. We provide technical contingency recruitment and a portfolio of more complex resource solutions. Our specialist recruitment divisions cover the entire technical arena, including some of the most economically and strategically important industries in the UK and the world today. We will never send your CV without your permission. Where the role is marked as Outside IR35 in the advertisement this is subject to receipt of a final Status Determination Statement from the...
IR35 Status:
Outside IR35

CV-Library Bicester, Oxfordshire Contractor
CL
Feb 21, 2026  
Design Coordinator
Design Coordinator / 3D Modeller:(Construction Contractor - Contract) Location: Birmingham (Hybrid - remote working with some office attendance required) Contract Length: Minimum 6 months Rate: £280-£300 per shift (depending on experience) - Outside IR35   Our client is a large, well-established construction contractor based in Birmingham, currently delivering a major build project. They are looking to appoint an experienced Design Coordinator / 3D Modeller to support their in-house construction design team. This is a hands-on role within a live construction environment, focused on producing accurate 3D drawings for internal wall layouts and supporting design coordination across the project. The Role Working directly with the contractor's design and delivery teams, you will be responsible for producing and maintaining 3D construction drawings, ensuring designs are coordinated and ready for site implementation. Key Responsibilities Producing detailed 3D construction...
IR35 Status:
Outside IR35

CV-Library West Midlands, UK Contractor
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