13 senior ec i engineer jobs found

Senior Electrical, Control & Instrumentation Engineer Leading Engineering Solutions Provider | Hybrid | Long-term Contract | Outside IR35 | Competitive Rate | Current SC Clearance Required | Electrical Infrastructure Experience Essential The Opportunity We're recruiting a Senior Electrical, Control & Instrumentation (EC&I) Engineer to join a leading defence engineering solutions provider. You'll deliver EC&I design across complex defence infrastructure projects, bringing substantial experience in electrical systems design from either critical infrastructure environments (datacentres, utilities, healthcare facilities) or defence and nuclear backgrounds. Contract Details: Outside IR35 | Competitive rate | Hybrid working (2 days on-site every fortnight) | 9-day working fortnight | Current SC clearance essential This role suits experienced EC&I professionals who understand how to design robust electrical systems in demanding, highly-regulated environments....

Senior CE&I Engineer - Sellafield Projects Contract | £51-£56/hour (Inside IR35) Warrington | Hybrid - 3 days on site / 2 days remote Are you a Senior Control, Electrical & Instrumentation Engineer looking to apply your expertise within one of the UK's most complex nuclear environments? We are seeking a Senior CE&I Engineer to support a range of engineering and decommissioning projects across the Sellafield programme, delivering robust CE&I design and safety documentation within a highly regulated setting. This role offers the opportunity to contribute to nationally significant nuclear decommissioning work, supporting the delivery of safety-critical systems that underpin long-term hazard reduction at Sellafield. Key Responsibilities Deliver CE&I design work packages across a variety of nuclear engineering and decommissioning projects Produce and check design substantiation, safety documentation, and technical deliverables Provide expert CE&I input...

Senior EC&I Engineer | North West (Hybrid Working) | up to £58ph | 4 day working week | Outside IR35 The Opportunity Are you at the point where you want more influence over engineering decisions, not just another delivery or design‑only contract? This is a senior EC&I contract working on complex, safety‑critical programmes within highly regulated environments such as defence and nuclear. The role operates at consultant level, giving real influence over technical decisions rather than being limited to a pure design function. You’d have ownership across the full lifecycle — providing technical leadership, assurance, integration support and problem‑solving through delivery — on an Outside IR35 basis with hybrid working and long‑term programme stability. It’s an opportunity to shape standards and outcomes, working closely with clients and multidisciplinary teams, rather than just executing instructions. What we’re looking for: Strong background in EC&I, control...

CE&I Senior Design Engineer - Site Based (Contract) Location: Cumbria (3 days on site / 2 days remote) Rate: ~£60 per hour (Umbrella PAYE) Contract: 12 months (strong likelihood of extension) Start: ASAP The Opportunity We're seeking an experienced CE&I Senior Design Engineer to join a high-profile project supporting commissioning activities on a major nuclear site in Cumbria. This is a site-focused role offering a balance of on-site engineering support and remote working, with occasional travel to Warrington. You'll play a key role in delivering and supporting detailed CE&I design solutions, working closely with commissioning teams to ensure successful project execution. Key Responsibilities Provide front-line, site-based design support to commissioning teams Deliver and check detailed CE&I designs and design changes Support the delivery of work by other engineers within the team Ensure designs meet functional and business requirements Collaborate across...

Job title: EC&I Senior Project Engineer Job Type: Contract IR35 Status: Inside IR35 Start date: ASAP Duration: 12 Month Pay rate: Depends on experience Location: Malton Hybrid/Remote Working: Onsite Hours of work: 37 hours Role information: A senior-level engineer responsible for delivering safe, compliant, and effective engineering solutions for complex industrial projects. The role involves leading the engineering aspects of projects from concept through to commissioning and handover, ensuring all work meets technical standards, safety regulations, and stakeholder requirements. * Define project requirements and develop engineering solutions * Produce and approve technical specifications and design * Manage and oversee detailed design and contractor work * Ensure compliance with safety, regulatory, and quality standards * Support project planning, execution, and risk management * Supervise construction, commissioning, and final handover * Maintain configuration control...

Senior EC&I Designer Location: Warrington (Hybrid Working) Rate: £53.00 – £65.00 per hour (Inside IR35) Hours: 40 hours per week Security Clearance: SC Clearance required Sector: Nuclear The Opportunity We are recruiting for a Senior EC&I Designer to support the delivery of complex nuclear engineering projects within a highly regulated environment. This is a key role where you will lead Electrical, Control & Instrumentation design activities, provide technical leadership to a multi-disciplinary team, and ensure high-quality, compliant design outputs across the full project lifecycle. Key Responsibilities Lead EC&I design activities across nuclear projects from concept through to detailed and production design Allocate and review work, ensuring all deliverables meet nuclear industry standards and regulatory requirements Produce and check EC&I design outputs, including: Schematics Wiring diagrams Loop diagrams Cable schedules General arrangements...

ADDISON PROJECT PLC – Senior Project Engineer, Thornton-Cleveleys For over 25 years, Addison Project plc has delivered innovative, sustainable engineering solutions across the chemical, pharmaceutical, energy, and food & beverage sectors. As a family‑owned business with UK‑wide coverage, we combine technical excellence with a collaborative, client‑focused approach. Our fully integrated EPCM capability supported by strong CDM and HSSEQ leadership and accredited management systems ensures projects are delivered safely, efficiently, and to the highest standards from concept through to commissioning and start‑up. If you're passionate about engineering and want to join a dynamic, people‑focused consultancy driving progress and sustainability across the UK’s manufacturing and process industries, Addison Project is the place for you. Role: Senior Project Engineer (Contract outside IR35) Location: Thornton-Cleveleys Contract: 12 months Start Date: Spring 2026 WORKSCOPE Addison...

I am looking for a EC&I Engineer to support a nuclear scope of work in Glasgow. 3 days in the office and a 12 month contract This role in INSIDE IR35 Candidates will need to be eligible to Security Clearance Please click to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement. To find out more about Progressive please visit Progressive Recruitment, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC(phone number removed) England and Wales

Principal EC&I Engineer Whitehaven (Hybrid - 2-3 days per week in office) Contract - 12 Months Rate - £65 per hour We are seeking an experienced Principal EC&I Engineer to lead the design, development, and delivery of EC&I solutions across complex, safety-critical projects. This role is heavily design-focused, requiring ownership of electrical power system studies, protection design, and technical assurance, ensuring all outputs meet regulatory, safety, and engineering standards. Key Responsibilities Design Leadership & Delivery Lead the design and development of EC&I systems, ensuring solutions are technically robust, compliant, and fit for purpose. Own and maintain the electrical power system model (ETAP or equivalent) to support design development and validation. Produce and review key design deliverables including: Fault level calculations, Protection coordination studies, Arc flash risk assessments.  Ensure all designs align with relevant standards,...

Principal EC&I Engineer Warrington (Hybrid - 2/3 days per week in office) Contract - 12 Months Rate - £65 per hour We are seeking an experienced Principal EC&I Engineer to lead the design, development, and delivery of EC&I solutions across complex, safety-critical projects. This role is heavily design-focused, requiring ownership of electrical power system studies, protection design, and technical assurance, ensuring all outputs meet regulatory, safety, and engineering standards. Key Responsibilities Design Leadership & Delivery Lead the design and development of EC&I systems, ensuring solutions are technically robust, compliant, and fit for purpose. Own and maintain the electrical power system model (ETAP or equivalent) to support design development and validation. Produce and review key design deliverables including: Fault level calculations, Protection coordination studies, Arc flash risk assessments.  Ensure all designs align with relevant standards,...

Senior EC&I Designer - Sellafield Ponds Programme Contract | £51-£56/hour (Inside IR35) Warrington | Hybrid - 3 days on site / 2 days remote Sector: Nuclear Decommissioning | Sellafield Ponds We are seeking an experienced Senior EC&I Designer to support major engineering works within the Sellafield Ponds Programme, one of the most complex and high-hazard decommissioning challenges in the UK nuclear sector. This role will see you taking a senior position within the EC&I design team, leading the development, review, and delivery of high-integrity design packages for safety-critical systems. You will play a key role in ensuring designs meet strict nuclear safety, regulatory, and engineering standards while supporting project delivery across multidisciplinary teams. Working within a collaborative engineering environment, you will provide technical guidance to designers and engineers, contribute to design reviews, and ensure the production of high-quality EC&I...

EC&I Engineer - Sellafield Projects £46-51 per hour (Inside IR35) On-site - Sellafield Sector: Nuclear Are you an EC&I Engineer looking for a hands-on, site-based role on one of the UK's most complex and nationally significant nuclear sites? This is a strong opportunity to join a multidisciplinary engineering team delivering critical EC&I design and engineering solutions across Sellafield projects. This role is fully site-based, ideal for engineers who enjoy being close to construction, commissioning, and real-time engineering challenges in a highly regulated environment. Key Responsibilities Deliver and support EC&I engineering activities across nuclear infrastructure projects Produce and review design documentation, drawings, and calculations Ensure EC&I designs comply with Sellafield standards, safety case requirements, and site licence conditions Interface closely with construction, commissioning, safety, and project teams to support effective delivery...

Principal Electrical Engineer - Low Carbon Location: Remote with occasional visits to the office for project meetings Role Overview You'll be part of a multidisciplinary team delivering cost‑effective, efficient and innovative engineering solutions to complex challenges, helping to shape practical, high‑quality designs across a wide range of energy projects. This role involves contributing to projects at all stages of maturity, including Feasibility Studies, Concept Design, FEED, Value Engineering and Detailed Design. You'll take a lead role in developing electrical engineering deliverables and supporting the assessment, optimisation and safe operation of electrical systems across the energy sector. Key Responsibilities Lead and support the development of practical, cost‑effective and innovative engineering solutions in collaboration with wider project teams. Deliver engineering work across multiple project phases, from early‑stage feasibility through to detailed design....