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Engineering 11 Construction 2 Government 1
Inside IR35 Contractor commissioning manager

14 commissioning manager jobs found

CL
Jul 11, 2026  
Senior Mechanical Services Engineer
12 Month Contract Up to £70 per hour umbrella (Inside IR35) Mostly Remote – onsite 2 days per month in Plymouth Job Role: The Senior Engineer will act as a key interface to the Design Manager and Principal Mechanical Engineer (Mechanical Services Lead), providing technical leadership, risk ownership, supplier oversight, and mentoring to engineers and designers. Key Responsibilities: Technical Leadership & Design Ownership: Own/manage the technical baseline and requirements for assigned packages; act as Responsible Engineer and technical focal point from need identification through handover. Check and review key deliverables: calculations, drawings, specifications, BoMs, method statements, T&IPs, installation details and as‑built records. Lead design optioneering and LFE (lessons learned), ensuring solutions are buildable, maintainable and operable. Provide formal checking/verification and sign‑off per project quality plans; act as Checker where authorised. Planning,...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Jul 10, 2026  
Project (Contracts) Engineer - Inside IR35
Client base is St Neots, Cambridgeshire but the role can be REMOTE (client site visits and meetings at St Neots as required).  Summary Acts as a design authority for an engineering discipline with medium complexity. Completes assignments on multiple projects of moderate size or portions of major projects in a cost-effective manner and in accordance with contract specifications, quality standards, safety requirements, and cybersecurity policies and standards. Core Responsibilities Technical contribution Acts as a technical lead and approves design deliverables. Reviews all project documents for conformity, safety, cybersecurity, and quality assurance requirements. Anticipates and solves unprecedented design problems, crucial issues, and/or unique conditions. Serves as a specialist in the application of advanced concepts and methods. Defines focus areas / priorities for design to ensure technological excellence. Customer and Sales Works with the customer to shape and...
IR35 Status:
Inside IR35

CV-Library Cambridgeshire, UK Contractor
CL
Jul 09, 2026  
Electrical Engineer
Role: Resident Electrical Engineer Location: Plymouth Duration: 12 months Rate: DOE 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. Responsibilties Ensure the delivery of site Quality by managing, providing advice and support, and witnessing the...
IR35 Status:
Inside IR35

CV-Library Plymouth, Devon Contractor
CL
Jul 09, 2026  
Electronics Engineer
On behalf of our client, we are looking for a Electronics Engineer to join them on an initial 12-month basis. As Electronics Engineer you will join the Calibration & Maintenance Team, to service Electrical and Electronic Test Equipment, including Special to Type Test Equipment. Some of these tasks include fault finding and repair of test equipment, supporting routine calibrations, commissioning of Test Equipment and drift analysis. Role: Electronics Engineer Pay: £32 -£35 per hour via Umbrella Location: Stevenage Contract: 12 months (possible extension) IR35 Status: Inside Security Clearance: SC Clearence needed however can start on BPSS Skillset/experience required: Minimum qualification: HNC/HND in Electrical & Electronics Engineering. Experience and knowledge in the calibration of test equipment and maintenance of test systems to component level. Able to utilise instructions, handbooks, drawings or specifications to provide technical advice/guidance. Able to use...
IR35 Status:
Inside IR35

CV-Library Stevenage, Hertfordshire Contractor
CL
Jul 08, 2026  
Resident Electrical Engineer
12 Month Contract (initially) Up to £70 per hour umbrella (Inside IR35) Full time on site Job Role: 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. Key Responsibilities: • Ensure the...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Jul 08, 2026  
Mechanical Package Manager
Mechanical Package Manager 📍 Plymouth, Devon 💼 Contract – Long Term | Devonport Docks 🔒 BPSS Clearance Required 💷 Competitive Day Rate – Inside IR35 CarmichaelUK is recruiting for an experienced Mechanical Package Manager to join a major long-term redevelopment project at a high-security Royal Navy site in Plymouth. This role is critical in overseeing the safe and efficient delivery of a complex M&E package as part of a wider infrastructure upgrade. Please note: Due to the secure nature of the site, BPSS clearance is mandatory. Only candidates with an EU, NATO, 5 Eyes, or MISWG member passport who have lived in the UK for the past 5 years can be considered. Key Responsibilities: Lead the safe planning, procurement, and delivery of mechanical works on site. Coordinate with internal and client teams to review and optimise designs. Drive delivery to meet quality, safety, cost, and programme requirements. Manage change control, risk, and opportunity within your...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Jul 08, 2026  
Civil Structural Engineer
12 Month Contract (Inside IR35) Up to £65 per hour umbrella Full time on site in Plymouth Overview of Department: In order to deliver the MoD’s submarine and warship programmes, a significant programme of infrastructure investment is required on the Devonport site. The ‘Major Infrastructure Projects’ (MIP) Business Unit has been established to support this. One of the key scope elements within MIP is establishing a defuel capability for out of service submarines, which is delivered under the programme banner of 14 Dock Readiness. This work comprises of a number of interrelated projects to develop various multi-disciplinary infrastructure systems, with an overall value in excess of £100m. The Dock Readiness project is delivering the infrastructure upgrades for the existing dry dock that will be used for the submarine defuels.  The dry dock is within a nuclear licensed site. Job Role: The primary purpose of the role is to provide advice and support to the Implementation...
IR35 Status:
Inside IR35

CV-Library Plymouth, UK Contractor
CL
Jun 18, 2026  
Project Engineering Consultant
Title: Project Engineering Consultant Position Type: Contract Location: Northumberland Categories: Engineering, Project Management PM Group requires project engineering support to deliver a pharmaceutical capital project, including the design, construction, and commissioning of a packing hall and warehouse facility. Responsibilities Facilities, Utilities & Live Site Tie‑Ins * Lead and support engineering activities related to mechanical utility systems, including HVAC, heating/cooling systems, compressed air, water systems, and drainage. * Plan, coordinate, and execute live site utility tie‑ins, isolations, and cut‑overs to existing systems, minimising disruption to operations. * Develop and review tie‑in strategies, method statements, and sequencing plans for works on a live GMP site. * Coordinate interfaces between new and existing buildings, utilities, and infrastructure. Equipment Engineering & Delivery * Develop and review User Requirement...
IR35 Status:
Inside IR35

CV-Library North East, UK Contractor
CL
Jul 09, 2026  
Principal Mechanical Engineer
Principal Mechanical Engineer Warrington (Hybrid - 3 Days On Site) £56-61 per hour | Inside IR35 Are you an experienced Principal Mechanical Engineer looking to play a key role on one of the UK's most complex engineering programmes? We're seeking an innovative engineer to join a specialist design team supporting the development of bespoke tooling and equipment for critical plant operations. This is an opportunity to lead technical delivery from concept through to deployment while managing a small team of engineers and designers. The Opportunity Working within a multidisciplinary environment, you'll be responsible for driving the development of specialist mechanical tools that support plant operations and retrieval activities. You'll oversee projects from initial requirements capture through concept design, trials, manufacture and final handover to operational teams. This is a highly collaborative role, working closely with innovation teams, manufacturing partners and site...
IR35 Status:
Inside IR35

CV-Library Warrington, Cheshire Contractor
CL
Jul 09, 2026  
Principal Systems Engineer
Principal Systems Engineer (Mechanical/Electrical/Process Systems) Location: Hybrid - Derby Office attendance 2/3 days per week Contract Duration: 12 months Rate: £65 Per Hour Inside IR35 Are you a Systems Engineer with experience in mechanical, electrical, and process systems in highly regulated industries such as nuclear, aerospace, or defence? We are looking for a Principal Systems Engineer to join a dynamic contract team delivering defence and decommissioning projects. You will work in a fast-paced, technically challenging environment, bridging complex systems, leading interface management, and delivering robust, compliant solutions. Key Responsibilities Produce, manage, and verify system requirement specifications. Lead interface management across mechanical, electrical, and process systems. Define system architecture and perform functional and interface modelling. Work closely with multi-disciplinary teams to ensure system designs meet operational and regulatory...
IR35 Status:
Inside IR35

CV-Library Derby, UK Contractor
CL
Jul 09, 2026  
Senior Substation Primary (HV Plant) Design Engineer
Senior Substation Primary (HV Plant) Design Engineer - Contract (Inside IR35) UK - Epsom | Birmingham | Leeds | Glasgow (Hybrid / Site Travel) Up to £65/hr (Umbrella) 12-month minimum contract We are recruiting for a Senior Substation Primary (HV Plant) Design Engineer to join a leading engineering team delivering major transmission and distribution substation projects across the UK. This is a senior role working across the full project lifecycle, from FEED through to detailed design and construction support, with responsibility for delivering high-quality HV substation primary plant design solutions. Key Responsibilities Lead and deliver HV substation primary plant design for transmission and distribution projects Produce and review HV substation layouts, elevations, and general arrangements Develop earthing designs, reports, and calculations Prepare and review HV plant technical specifications and equipment data sheets Carry out HV busbar calculations and design assessments...
IR35 Status:
Inside IR35

CV-Library United Kingdom Contractor
CL
Jul 08, 2026  
Procurement Officer - Public Health
Interim Procurement Officer, Public Health team 6 Months - On going Hybrid - 2 days in County Hall, Dorchester * Neg depending on experience. Up to £500 a day Inside IR35 Background Emphasised the need for experience in using both the Probation Act and the Provider Selection Regime. The Public Health team at Dorset Council work very closely with the Public Health team at BCP Council and have many shared contracts. Most of these contracts are currently hosted by Dorset Council on behalf of both local authorities. The disaggregation of the former pan-Dorset public Health team in April 2025 has increased the complexity of commissioning arrangements and generated additional procurement work. We have identified a need for additional procurement capacity to help manage the high volume of contract changes and new contracts that are required. Some work will be led by Dorset Council with other projects led by BCP Council. Work required in the next 12 months includes: Support for...
IR35 Status:
Inside IR35

CV-Library Dorchester, Dorset Contractor
CL
Jul 05, 2026  
Senior Mechanical Engineer (Warrington)
Join a Landmark Project in the UK Nuclear Sector - Senior Mechanical Engineer Are you a skilled Senior Mechanical Engineer looking to get involved with one of the UK's most prestigious nuclear organisations? This is a rare opportunity to work on technically challenging and strategically important projects that will have a real impact on the nuclear sector. Job Title: Senior Mechanical Engineer Location: Warrington (2/3 days per week on-site) Contract: 12 Months Pay Rate: £53-£60 per hour Inside IR35 (based on experience) ·Work on some of the largest and most complex nuclear decommissioning programmes in the UK. ·Lead and influence engineering decisions as a technical authority. ·Collaborate with multi-disciplinary teams in a regulated, safety-critical environment. ·Shape the future of UK nuclear facilities through technical expertise, design oversight, and innovation. Key Responsibilities: ·Provide expert technical support within your specialty area, ensuring project...
IR35 Status:
Inside IR35

CV-Library Warrington, UK Contractor
CL
Jul 05, 2026  
Senior Mechanical Engineer
Join a Landmark Project in the UK Nuclear Sector - Senior Mechanical Engineer Are you a skilled Senior Mechanical Engineer looking to get involved with one of the UK's most prestigious nuclear organisations? This is a rare opportunity to work on technically challenging and strategically important projects that will have a real impact on the nuclear sector. Job Title: Senior Mechanical Engineer Location: Cumbria (2/3 days per week on-site) Contract: 12 Months Pay Rate: £53-£60 per hour Inside IR35 (based on experience) ·Work on some of the largest and most complex nuclear decommissioning programmes in the UK. ·Lead and influence engineering decisions as a technical authority. ·Collaborate with multi-disciplinary teams in a regulated, safety-critical environment. ·Shape the future of UK nuclear facilities through technical expertise, design oversight, and innovation. Key Responsibilities: ·Provide expert technical support within your specialty area, ensuring project deadlines...
IR35 Status:
Inside IR35

CV-Library Cumbria, UK Contractor
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