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Contractor 8
Engineering Inside IR35 senior operator

8 senior operator jobs found

CL
Mar 25, 2026  
Electronic Engineer
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 componentsMagnet System Support Support powering, ramping, and steady-state operation of superconducting magnets Understand magnet load characteristics,...
IR35 Status:
Inside IR35

CV-Library Oxfordshire, UK Contractor
CL
Mar 25, 2026  
Senior Engineer
Senior Engineer North-East - Willer Contract role (minimum 3-month) £400 / day PAYE only - Inside IR35 A Senior Engineer is required to join an engineering contractor working on a 3-month contract with the potential for extension in the North-East. You will work 12-hour shifts per day. They are looking for a qualified civil engineer with a TWC certificate, and someone who is confident with lift plans, checking sheets, quality management, TWC and setting out. The desirable candidate will also be confident with using AutoCAD. --- Fusion People are committed to promoting equal opportunities to people regardless of age, gender, religion, belief, race, sexuality or disability. We operate as an employment agency and employment business. You'll find a wide selection of vacancies on our website
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Mar 25, 2026  
Environmental Engineer - Stack Monitoring
Environmental Engineer - Stack Monitoring Culham, Oxfordshire (2 days on site, 3 days flexible) 6-month contract | Full-time | Start ASAP £56-61/hour Inside IR35 Are you an Environmental Engineer with experience in emissions monitoring, radiological assessment, or air quality compliance? This is a unique opportunity to lead critical environmental studies supporting the safe and compliant operation of advanced engineering and research facilities. This role will focus on evaluating stack monitoring arrangements and assessing the feasibility of developing in-house monitoring capabilities. You'll play a key role in ensuring compliance with environmental and radiological regulations while helping shape future monitoring strategies. The Opportunity You'll lead two important technical studies: Stack Monitoring Feasibility Study - analysing historical emissions data, compliance requirements, and monitoring effectiveness In-House Monitoring Capability Study - evaluating the...
IR35 Status:
Inside IR35

CV-Library Oxfordshire, UK Contractor
CL
Mar 22, 2026  
Project Manager - Utilities
Location: Derby (Hybrid – minimum 3 days on-site) Can also be based from Coventry Occasional site visits required Industry: Water or wider utilities (preferred) Overview This is a 9–12 month contract position, based primarily in Derby, with the option to work from home part of the week (minimum 3 days in the office). The role falls inside IR35. The Senior Engineer / Project Manager will have strong engineering appreciation and must be competent in managing all six core aspects of project delivery: scope, schedule, finance, risk, quality, and resources. Excellent interpersonal skills—particularly leadership, communication, and conflict management—are essential. You will be responsible for ensuring the safe and efficient execution of the developer programme and will work closely with a wide range of internal and external stakeholders to support overall programme delivery and regulatory compliance. Key Responsibilities Lead and manage the entire project lifecycle—from initial...
IR35 Status:
Inside IR35

CV-Library Derby, UK Contractor
CL
Mar 20, 2026  
Process Instrument Design Engineer
Process Instrument Design Engineer Location - Minimum 3 days per week on site in Warrington, Cheshire Hours - 37 hours per week over 4½ days Rate £50-65 per hour (Umbrella PAYE) - Inside IR35  Duration 12 months +  The Opportunity An exciting opportunity has arisen for a Process Instrument Design Engineer to join the Silos PFCS Supporting Projects E&I design team. You will deliver and check high-quality engineering design packages to ensure safety, functional and business requirements are met across the full project lifecycle — from concept design through to handover. This is a key role supporting a major UK nuclear decommissioning programme within a highly regulated environment. Key Responsibilities Deliver and check Process Instrumentation design packages Work within a multidiscipline engineering team Ensure compliance with applicable engineering standards Support Construction and Commissioning activities Provide mentorship and technical support to early...
IR35 Status:
Inside IR35

CV-Library Warrington, UK Contractor
CL
Mar 20, 2026  
Costal State Services Lead
On behalf of MCA, we are looking for a Coastal State Services Lead Inside IR35 for a 12 months contract based Hybrid with 3 days in Southampton and the rest from home. As a Coastal State Services Lead , your main responsibilities will be: * To undertake a specific project called the 'Future of Navigation Project' on behalf of the MCA/Coastal State stakeholders * The assessment of the UK's current and future needs, emerging navigation technologies and associated trends in international regulation. * Liaising with the full suite of coastal stakeholders and provide specific items of technical information and make recommendations to provide a framework for the future direction of UK coastal state services Essential: * Senior-level navigation experience, with a deep understanding of shipboard navigation systems, operational practices, and navigational risk environments. * Proven command experience, ideally having held responsibility for the safe operation of a vessel as...
IR35 Status:
Inside IR35

CV-Library Southampton, Hampshire Contractor
CL
Mar 20, 2026  
BIM Manager
On behalf of DWP, we are looking for a BIM Manager for a 12 months Inside IR35 contract based Hybrid 3 days a week in either Sheffield, Leeds, Manchester, Birmingham, Newcastle, Blackpool, Glasgow and the rest from home The Department for Work and Pensions (DWP) is responsible for welfare, pensions, and child maintenance policy. As the UK's biggest public service department, it administers the State Pension and a range of working age, disability and ill health benefits to around 20 million claimants and customers. As such, we operate on a scale that is almost unmatched anywhere in Europe and most people in Britain come into contact with us at some point in their lives. Working with DWP, you will be helping us to drive our priorities to: * Help people to move into work and support those already in work to progress, with the aim of increasing overall workforce participation * Help people to plan and save for later life, while providing a safety net for those who need it now...
IR35 Status:
Inside IR35

CV-Library Manchester, Greater Manchester Contractor
CL
Mar 19, 2026  
Resident Engineer - Electrical
Role: Resident Electrical Engineer Location: Devonport, Plymouth Duration: 12 months Inside IR35: Umbrella The purpose: Ensure the delivery of site Quality by managing, providing advice and support, and witnessing the installation and commissioning process through construction works in the submarine refit complex. Primary focus will be Electrical activity. You will be accountable to the Lead Construction Manager for day to day planning matters. You will assist the construction and Project team by providing advice and communicating with contractors and relevant internal stakeholders to resolve site issues/ Technical Queries during construction in line with contract timescales. You will ensure the contractor adheres to the Scope of works and Change requests. You will undertake and record inspections to ensure adherence to scope and integrated test plans. The post operates as part of the Major Infrastructure Projects Business Unit. Roles& responsibilities: Ensure the...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
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