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Contractor 38
Outside IR35 mechanical site manager

38 mechanical site manager jobs found

CL
Aug 09, 2026  
Mechanical Supervisor
Mechanical Supervisor - Central London £300-£350 per day (Outside IR35) | Long-Term Contract - 12 months + We are currently seeking an experienced Mechanical Supervisor to join a leading M&E contractor delivering a flagship commercial fit-out project in Central London. This is an excellent opportunity to work on a high-profile development, taking responsibility for the supervision of full mechanical building services packages, including HVAC, pipework, plant rooms and BMS installations. The successful candidate will play a key role in driving quality, safety, and programme performance throughout the project lifecycle. Key Responsibilities Supervise and coordinate all mechanical installation activities on site Oversee the delivery of full mechanical building services packages, including HVAC, pipework, plant rooms and BMS works Manage subcontractors and direct labour to ensure works are delivered safely, on programme, and to specification Monitor daily progress and...
IR35 Status:
Outside IR35

CV-Library City of London, London Contractor
CL
Aug 07, 2026  
Construction Manager
Role: Construction Manager – Data Centres Location: London Mint Selection are partnered with a leading organisation delivering hyperscale data centre projects across the UK and Europe and are looking to recruit an experienced Construction Manager to support the delivery of a major new data centre development in London. We are looking to speak with Construction Managers who have a proven track record of delivering large-scale mission critical or hyperscale data centre projects, with experience managing construction activities through to commissioning, integrated systems testing (IST) and project handover. Scope of Work * Lead the safe and successful delivery of a major hyperscale data centre project, ensuring works are completed on programme, within budget and to the highest quality standards. * Take responsibility for construction delivery from pre-construction through to commissioning, integrated systems testing (IST) and final handover. * Manage multidisciplinary...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 06, 2026  
M&E Site Manager - SSE Authorised (C1 Minimum)
M&E Site Manager - SSE Authorised (C1 Minimum) Location: Alyth, PH12 8RJ (Location Independent Worker) Start Date: 03/08/2026 Duration: Until January 2028 Hours: 50 Hours per Week (Monday-Friday, 10 Hours per Day) Rate: £400.00 per day Payment: LTD (Outside IR35), PAYE or Umbrella Accommodation/Per Diem: None We are currently recruiting for an experienced Site Manager to join a major substation upgrade project in Alyth. This is an excellent long-term opportunity with a leading engineering organisation delivering critical UK power infrastructure works. The successful candidate will take a leading role on site, coordinating supervisors, subcontractors and work activities while supporting the Senior Site Manager and Project Manager to ensure works are delivered safely, efficiently and to programme. Key Responsibilities: Lead and coordinate site supervisors, operatives and subcontractors across multiple work fronts Ensure works are delivered safely, on programme, to...
IR35 Status:
Outside IR35

CV-Library Alyth, Perth & Kinross Contractor
CL
Aug 06, 2026  
Electrical Bias Maintenance Engineer
Electrical Bias Maintenance Engineer | £35.00 - £37.00p/h (outside IR35) Leeds Wakefield Selby Pontefract Bradford Are you an experienced Electrical Bias Maintenance Engineer with a strong background in fast-paced manufacturing, looking for a stable, long-term opportunity? Do you enjoy varied, hands-on fault-finding one day and planned maintenance the next? My client is one of the UK's leading and longest-established equipment manufacturers, working with customers across the country to deliver innovative, cost-effective and reliable packaging solutions. Backed by an experienced team and award-winning processes, they have built a reputation for quality and reliability that sets them apart in the sector. Take Ownership of Day-to-Day Maintenance Across the Site This is a varied role covering the full spread of maintenance activity across the site's semi-automatic packaging lines - from reactive breakdown response and fault-finding through to planned preventative maintenance (PPM)...
IR35 Status:
Outside IR35

CV-Library West Yorkshire, UK Contractor
CL
Aug 02, 2026  
Mechanical Construction Manager
My client requires a Mechanical experienced Construction Manager for a long term role (2 + Years) in Uxbridge on the delivery of a large scale infrastructure project. Paying £(Apply online only) a shift + Outside IR35 + Weekly Payments + Long Term Works (2 + years) The position will require you to assist the Project Manager managing the sub contractors deliver large scale Mechanical packages. This is a long term contract role and would suit someone who has extensive experience covering the following: * Delivery of Mechanical packages of work * Reporting into the Senior Project Manager * Forming close links with the client’s representatives and their teams at a senior level. * Attending site meetings, liaising with clients and subcontractors * Promote a positive health and safety culture across the project & workforce * Managing any changes that occur throughout the project * Can work well under pressure in a fast-paced environment * A strong...
IR35 Status:
Outside IR35

CV-Library Hillingdon, Greater London Contractor
CL
Aug 10, 2026  
Design Engineer
Design Engineer (12 Months +) We are supporting a London-based food manufacturing organisation with the appointment of a Design Engineer for a minimum of 12-months. This is a role that will be outside IR35. Role Overview Working closely with Project Managers and Engineers, you will be responsible for the creation, management, and coordination of engineering documentation, primarily via CAD. The role spans all project phases, from initial concept and design through to commissioning and closeout. Key Responsibilities Produce and develop detailed engineering drawings including PFDs, P&IDs, and equipment layouts Update existing drawings to reflect system modifications and enhancements Utilise AutoCAD Plant 3D in line with best practice to ensure efficient, usable models Work with point cloud data to extract geometry and support brownfield design Assess spatial constraints, interferences, and clashes within existing facilities Convert complex 3D data into clear, usable 2D...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 09, 2026  
Senior / Principal Civil Engineer
Job Title: Senior / Principal Civil Engineer Salary: Dependent on experience Location: St Albans (Hybrid - minimum 3 days office-based) Type: Permanent or Contract (Outside IR35 available) - Hybrid About the Role: Our client is seeking experienced Senior and Principal Civil Engineers to join a multidisciplinary design team delivering projects across the regulated water sector. These opportunities are suited to engineers with strong design experience within water and wastewater who enjoy solving complex engineering problems, developing practical solutions and contributing to the successful delivery of projects. Depending on experience, you will take ownership of technical delivery, support multidisciplinary design teams and contribute to maintaining high standards of engineering quality and compliance. Principal-level candidates will also provide technical leadership and mentoring support across the team. Working closely with senior management and project teams, you will...
IR35 Status:
Outside IR35

CV-Library Hemel Hempstead, Hertfordshire Contractor
CL
Aug 09, 2026  
Lead Electrical Engineer (Nuclear)
Lead Electrical Engineer – Nuclear Sector (HV Substation Project) Location: Manchester / Remote Work Pattern: Hybrid (2–3 days in the office, typically Tuesday–Thursday; flexible working can be discussed) Sector: Nuclear Project: HV Substation Project / Small Power & Lighting Contract: About the Role We are seeking an experienced Lead Electrical Engineer to support a major HV Substation Project within the nuclear sector. Reporting to the Project Engineering Manager and/or Electrical Engineering Manager, you will take ownership of the electrical engineering scope, ensuring high‑quality delivery, compliance, and technical excellence across all project stages. This is a purely electrical role, requiring recent, hands‑on detailed design experience and the ability to obtain security clearance. Key Responsibilities You will lead the electrical discipline and may be responsible for: Overall delivery of the electrical scope, including schedule development, MDR creation, change...
IR35 Status:
Outside IR35

CV-Library M22, Wythenshawe, Manchester Contractor
CL
Aug 09, 2026  
Senior Quantity Surveyor
Job Title: Senior Quantity Surveyor (SQS) Location: Central London Day Rate: £370 - £400 per day (DOE) Contract Type: Freelance / Contract (Outside IR35) The Role: We are seeking an experienced and commercially astute Senior Quantity Surveyor to manage the financial and contractual delivery of premium construction and interior fit-out projects across Central London. In this role, you will hold full commercial responsibility for high-specification projects, ensuring maximum profitability and strict budget control while maintaining the exceptional standards of quality our clients expect. About the Projects: You will be commercially managing complex, high-end schemes that mirror the standards of industry-leading specialist contractor. The portfolio spans: High-end commercial and luxury residential interior fit-outs. Specialist architectural carpentry and bespoke joinery packages. Full-service design and build projects acting as Principal Contractor. Complex packages...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 09, 2026  
Electrical Design Engineer
Contract Electrical Design Engineer – Building Services Location: Manchester (Hybrid) Rate: £50 per hour (Outside IR35) Duration: 12 months+ An established Building Services consultancy is seeking an experienced Electrical Design Engineer to join its growing team on a long-term contract basis. This is a design-led role requiring a minimum of 10 years' Building Services experience, delivering electrical building services projects across residential, commercial and hotel sectors. You will be involved primarily in RIBA Stages 2–4, producing high-quality detailed designs whilst managing multiple projects simultaneously. Initially, the role requires three days per week in the Manchester office to support onboarding and integration with the team. Following the first month, there is the opportunity to work predominantly remotely, with occasional office attendance and site visits as required. Key Requirements: * Minimum 10 years' Electrical Building Services design experience. * Strong...
IR35 Status:
Outside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Aug 09, 2026  
Electrical Site Manager
Rubicon Consulting is currently recruiting for Electrical Dite Manager on a 6 Month Rolling Contract, based in London. Role Summary We are seeking an experienced Electrical Site Manager to oversee the electrical installation works on a major data centre construction project in London. You will be responsible for managing on-site electrical delivery including HV/LV distribution, UPS, generators, busbar, containment, and associated M&E services across a fast-paced, high-value programme. This is a contract engagement operating outside IR35, suited to a self-employed Ltd company contractor. Key Responsibilities • Manage day-to-day electrical installation works on site including HV/LV, UPS, generators, busbar trunking, and containment systems • Coordinate directly with the Principal Contractor, M&E subcontractors, and client-side teams to ensure programme adherence • Chair and attend site progress meetings; produce and review method statements, risk assessments, and...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 08, 2026  
ERP Project/Programme Manager | 4 Days Per Week (Mon-Thu) | Hampshire (Fully On-Site) | Outside IR35
ERP Project/Programme Manager | 4 Days Per Week (Mon-Thu) | Hampshire (Fully On-Site) | Outside IR35 📍 Hampshire (100% on-site) 📅 12 Month Contract, 4 Days Per Week 💼 Outside IR35 💰 Rate £(Apply online only)pd DOE I'm working with a growing business embarking on a business-critical ERP implementation and we're looking for an experienced ERP Project/Programme Manager to lead the programme. This isn't simply a technology deployment - it's a genuine business transformation. You'll take ownership of the implementation from mobilisation through to post-go-live, working alongside senior leadership, business stakeholders and the implementation partner to ensure a successful delivery. What you'll be doing: ✔ Leading a full end-to-end ERP implementation programme ✔ Owning governance, project planning, reporting and programme controls ✔ Managing executive stakeholders and Steering Committee meetings ✔ Holding implementation partners and third-party vendors accountable ✔ Coordinating...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
CL
Aug 08, 2026  
Team Manager -Planning
Team Manager - Planning Location: Leicester (Hybrid - 2 days per week onsite at County Hall) Rate: £300 per day Hours: 37 hours per week Contract: Interim contract until November 2026 We are seeking an experienced Team Manager - Planning to lead a professional planning team within a busy planning service. This is an excellent opportunity for an experienced planning professional to take responsibility for a broad range of planning functions, including minerals and waste planning, development management, team leadership, and strategic service delivery. The Role As Team Manager - Planning, you will be responsible for leading and managing a planning team, ensuring the effective delivery of high-quality planning services. Key responsibilities will include: Leading the preparation, implementation, monitoring, and review of the Minerals and Waste Local Plan. Managing all aspects of development management, including pre-application advice, planning applications, appeals, site...
IR35 Status:
Outside IR35

CV-Library Leicester, Leicestershire Contractor
CL
Aug 08, 2026  
Design Manager Rail Stations
Design Manager - Steelwork & Façade Packages (Rail Stations) Location: Old Oak Common (OOC), London - 3 days per week on site Rate: £475 per day (Outside IR35) Duration: Minimum 12 months, with a strong likelihood of extension Start: ASAP We are recruiting for an experienced Design Manager to support the delivery of steelwork and façade packages on one of the UK's largest rail infrastructure projects at Old Oak Common. Façade experience is the key requirement for this role. Candidates should have proven experience managing the design and delivery of façade packages on major rail station projects. If you do not have façade experience, you must have significant experience managing the design and delivery of steelwork packages on live rail station projects. This is the minimum requirement. This role requires someone who has progressed from a Civil or Structural Engineering consultancy, leading multidisciplinary design teams internally, before working closely with...
IR35 Status:
Outside IR35

CV-Library Central London, London WC2N 5DU, UK Contractor
CL
Aug 07, 2026  
Maintenance Team Leader
Are you an experienced Maintenance Team Leader? Do you have a strong engineering background with experience leading maintenance teams within a fast-paced FMCG, pharmaceutical or manufacturing environments? If so, this could be the role for you! We are partnered with a leading manufacturing business in Petersfield who are looking to hire a Technical Team Leader due to continued growth. This is a fantastic opportunity to lead a team of Production Maintenance Technicians, ensuring engineering support is delivered safely, efficiently and effectively while driving continuous improvement across manufacturing operations. This role is offered initially on a 12 month contract basis, working a night shift pattern of 21:00 - 07:00 Sunday - Wednesday. An attractive shift premium is offered for this role. Key Responsibilities: Lead, coach and develop a team of Production Maintenance Technicians and Electricians. Plan and prioritise engineering activities to maximise equipment uptime and...
IR35 Status:
Outside IR35

CV-Library Petersfield, Hampshire Contractor
CL
Aug 07, 2026  
Programme Manager
We're looking for a Programme Manager (SAP/AI) to shape and lead business-led transformation across Enterprise Technology, Finance and AI. This is a strategic advisory role-not a delivery management position. You'll work with senior executives to define transformation strategy, develop business cases, influence investment decisions and ensure SAP and AI initiatives deliver measurable business value. Key Responsibilities Define business-led SAP and AI transformation strategies. Identify and prioritise high-value AI opportunities across Finance and enterprise functions. Develop executive business cases, roadmaps and value realisation plans. Provide strategic guidance across SAP S/4HANA, SAP Business AI, SAP BTP, data, integration and Clean Core principles. Design transformation governance, value tracking and executive reporting. Act as a trusted advisor to senior Finance, Technology and Commercial stakeholders. Challenge vendors and delivery partners to ensure solutions are...
IR35 Status:
Outside IR35

CV-Library London, UK Contractor
CL
Aug 07, 2026  
System Requirements Engineer
A Contract Outside IR35 Hyrbrid working - Miniumum 3 on site Proven Aerospace experience Essential and experience of requirements processes under ARP4754B Our client, a key player in the aerospace sector, is currently seeking a System Requirements Engineer for a critical contract position. This role involves owning the capture, quality, and traceability of requirements at both system and equipment levels for the fuel cell system, acting as a standard-bearer for requirements engineering best practices across the engineering organisation. This is a pivotal position supporting the delivery of certified, zero-emission aircraft propulsion systems. Responsibilities: Elicit, derive, and author requirements at aircraft-interface, system, and equipment levels, working from certification basis, customer, safety, and architectural inputs. Write and maintain requirements to defined quality criteria (singular, unambiguous, verifiable, traceable), applying structured authoring patterns and...
IR35 Status:
Outside IR35

CV-Library Gloucestershire, UK Contractor
CL
Aug 07, 2026  
Senior Design Civil Engineer
Senior Design Civil Engineer – Water  Location: St Albans (Hybrid) Contract Type: Long-term Contract (Outside IR35) Our client, a specialist engineering design consultancy within the water sector, is seeking an experienced Senior Design Civil Engineer to support the delivery of water and wastewater infrastructure projects. This is an excellent opportunity to join a growing team, working across multidisciplinary projects from concept through to detailed design. You will be responsible for developing practical, efficient, and compliant engineering solutions while providing technical guidance to junior team members and collaborating with clients and stakeholders. Key Responsibilities Produce engineering design deliverables that meet safety, quality, and regulatory requirements. Develop practical solutions from project scopes, technical assessments, and site investigations. Communicate technical solutions effectively with clients, stakeholders, and project teams. Support and mentor...
IR35 Status:
Outside IR35

CV-Library St Albans, UK Contractor
CL
Aug 07, 2026  
Welding Inspector
Welding Inspector - Rail / Rolling Stock Location: London (Acton) Rate: £45 per hour Type: Contract An opportunity has arisen for an experienced Welding Inspector to support inspection and assurance activities on safety-critical rolling stock vehicles and components within a rail engineering environment. The successful candidate will carry out inspections before, during and after welding, ensuring all work complies with the relevant industry standards and quality requirements before assets return to service. Key Responsibilities Conduct welding inspections in line with the Inspection and Test Plan and relevant standards. Perform visual inspection of welds in accordance with ISO 17637. Identify defects and recommend corrective actions to maintain welding quality. Interpret engineering drawings and specifications to ensure fabrication meets required tolerances. Record and investigate non-conformances within the Quality Management System. Compile and complete quality...
IR35 Status:
Outside IR35

CV-Library Brentford, London Contractor
CL
Aug 07, 2026  
Senior Construction Project Manager
Hampshire | Site-Based | Up to £500 per Day | Outside IR35 A leading Facilities Management organisation is seeking an Interim Project Manager to oversee a programme of projects across a live healthcare estate in Hampshire. This is an excellent long-term contract where you'll manage projects from inception through to completion, ensuring they are delivered safely, on time and within budget while maintaining the highest standards of compliance. The Role As the Project Manager, you will: Manage multiple construction, refurbishment and lifecycle projects across a live healthcare environment. Deliver projects through design, procurement, construction and handover. Coordinate contractors, consultants and specialist subcontractors. Manage project budgets, programmes, risks and stakeholder reporting. Ensure compliance with CDM Regulations, Health & Safety legislation and infection prevention standards. Review contractor RAMS, programmes and technical documentation. Chair...
IR35 Status:
Outside IR35

CV-Library Hampshire, UK Contractor
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