Principal CS&A Designer

Westlakes, Cumbria (Hybrid – 1-2 Days On Site)
£41-£45 per hour (Inside IR35)
Long-Term Contract

Design the Future of Nuclear Infrastructure

We’re looking for an experienced Principal Civil, Structural & Architectural (CS&A) Designer to join a high-performing engineering team supporting a major nuclear programme in Cumbria.
This role sits within the Analytical Services Portfolio, where you’ll provide technical CS&A design support across a variety of multidisciplinary projects. Working on both new and existing facilities, you’ll play a key role in producing high-quality engineering designs from concept through to detailed design, helping deliver essential infrastructure within one of the UK’s most highly regulated environments.

The Role

As Principal CS&A Designer, you will:

• Produce high-quality civil and structural engineering designs using AutoCAD and Civil 3D.
• Deliver design solutions from concept, preliminary and detailed stages through to implementation.
• Support multidisciplinary engineering teams across a range of analytical services projects.
• Review project documentation to ensure compliance with standards, procedures and best practice.
• Work closely with engineers and stakeholders to develop practical, buildable design solutions.
• Ensure designs meet quality, safety and regulatory requirements.

What We’re Looking For

You’ll be an experienced CS&A Designer with a strong background delivering engineering design within highly regulated industries.
You’ll ideally have:

• Around 5 years’ experience in civil and structural design.
• Proven experience producing engineering drawings using AutoCAD and Civil 3D.
• Experience working on multidisciplinary engineering projects, ideally within nuclear, defence or other highly regulated sectors.
• Knowledge of engineering design principles and lifecycle design.
• Understanding of British Standards, Eurocodes and relevant engineering legislation.
• Experience with reinforced concrete, structural steelwork, drainage and earthworks design.
• Familiarity with nuclear industry standards and document management systems.
• Excellent communication and stakeholder engagement skills.

Desirable Experience

• Experience using Gimage or similar design/document management systems.
• Previous work supporting brownfield or asset care projects.
• Understanding of the requirements for working within licensed nuclear facilities.

Security Requirements

Candidates should be eligible to obtain:

• BPSS Clearance
• Sellafield Site Clearance (SC desirable)
• P4 Pass (required before commencing project work)

Why Apply?

• Competitive £41-£45/hour Inside IR35
• Hybrid working with 1-2 days per week on site at Westlakes, Cumbria
• Long-term contract on a high-profile nuclear programme
• Opportunity to work on technically challenging projects within a collaborative multidisciplinary team
• Excellent opportunity to further develop your career in the UK nuclear sector

If you’re an experienced Principal CS&A Designer looking for your next contract opportunity, we’d love to hear from you. Apply today or contact us for a confidential discussion.

Senior Civil, Structural & Architectural (CSA) Engineer
Warrington (Hybrid – 3 Days On Site)
£51-£56 per hour (Inside IR35)
12-Month Contract+

Help Shape the Future of One of the UK’s Most Important Nuclear Sites

An exciting opportunity has arisen for an experienced Senior Civil, Structural & Architectural (CSA) Engineer to join a major nuclear infrastructure programme supporting critical asset life extension works at Sellafield.

You’ll play a key role in delivering the feasibility study and developing refurbishment options for Building B314, a strategically important operational facility that supports access and welfare for personnel entering the active areas of the Sellafield site. This is a technically challenging project requiring innovative engineering solutions while ensuring the building remains fully operational throughout the programme.

The Role

Working as part of a multidisciplinary engineering team, you will:

• Deliver and contribute to the feasibility study for the refurbishment of Building B314’s roof and building envelope.
• Develop practical, cost-effective engineering solutions that meet operational, safety and customer requirements.
• Lead and coordinate engineering work packages across multiple disciplines.
• Participate in and support design reviews, HAZOPs and technical assurance activities.
• Provide technical leadership and mentoring to junior engineers.
• Ensure compliance with company quality management systems, engineering standards and relevant legislation.
• Work collaboratively with project stakeholders to deliver high-quality engineering outputs.

What We’re Looking For

We’re looking for an experienced engineer who can work independently while providing technical leadership on complex engineering projects.

You’ll ideally have:

• Minimum 5 years’ engineering design experience.
• At least 5 years’ experience working within a highly regulated industry, ideally including 3 years within nuclear.
• Previous experience supervising or mentoring engineering teams.
• Strong knowledge of civil, structural and architectural engineering principles.
• Experience delivering feasibility studies, refurbishment or asset life extension projects.
• The ability to coordinate multidisciplinary engineering activities.
• A good understanding of relevant engineering codes, standards and safety legislation.
• HNC/HND as a minimum (Degree preferred).
• Evidence of continued professional development (Chartered status desirable).

Security Requirements

Candidates must be eligible to work within the UK nuclear industry and hold or be able to obtain the following:

• BPSS Clearance (minimum to start)
• Sellafield Site Clearance (SL Clearance)
• P1 or P4 Pass
• SC Clearance is desirable (or transferable if already held with another organisation)

Why Apply?

• Long-term contract with excellent extension potential.
• Hybrid working (3 days per week in Warrington).
• Opportunity to work on nationally significant nuclear infrastructure.
• Join a highly experienced engineering team delivering complex asset life extension projects.
• Competitive £51-£56/hour Inside IR35.

If you’re an experienced Senior CSA Engineer looking for your next challenge within the nuclear sector, we’d love to hear from you. Apply today or get in touch for a confidential discussion.

Site/Sub Agent – Highways Projects (Cumbria)

Location: Cumbria
Contract: 6-Month Rolling Contract (Long-Term Pipeline of Work)
Rate: £350-£360 per day (CIS)

About the Role

We are seeking an experienced Site Agent / Sub Agent to join a growing team delivering multiple highways infrastructure projects across the Cumbria region. This is an excellent opportunity to secure a long-term contract with a strong pipeline of work, offering stability through rolling 6-month contract extensions.
The role is a mix of office-based planning and site supervision, requiring someone who is equally comfortable preparing project documentation as they are managing operations on site.

Key Responsibilities

• Oversee the safe and efficient delivery of highways projects.
• Prepare and review Risk Assessments and Method Statements (RAMS).
• Ensure all works are carried out in accordance with health, safety, quality, and environmental standards.
• Coordinate subcontractors, site teams, and project stakeholders.
• Monitor project progress and maintain accurate site records.
• Conduct site inspections and ensure compliance with project specifications.
• Support project planning and programme delivery.
• Attend occasional night shifts as required (enhanced rates apply).

Requirements

Essential:

• Proven experience as a Site Agent or Sub Agent on highways or civil engineering projects.
• Strong experience producing Risk Assessments and Method Statements (RAMS).
• Valid SMSTS or SSSTS qualification.
• CSCS Gold Card (or above).
• Strong organisational and communication skills.
• Ability to work independently and manage multiple priorities.

What’s on Offer

• £350-£360 per day (CIS).
• 6-month rolling contracts.
• Long-term workload with years of secured projects ahead.
• Opportunity to work across a diverse portfolio of highways schemes.
• Enhanced pay rates for occasional night work.
• A stable, long-term contract with an established delivery team.

Commissioning Engineer (EC&I) – Sellafield Site

Location: Sellafield, Cumbria
Pay: Up to £55 per hour (Inside IR35)
Contract: Full-time, site-based (4 on 4 off rotation or standard site hours)
Start Date: ASAP
Duration: Until April 2027

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About the Role

We’re seeking an experienced Commissioning Engineer (EC&I) to join the team at Sellafield. This position plays a vital role in ensuring the safe, compliant, and efficient commissioning of control, instrumentation, and electrical systems within one of the UK’s most complex and highly regulated industrial environments.

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Key Responsibilities

• Witness and verify vendor testing at works test stage

• Prepare plant commissioning test specifications.

• Conduct early inspections of site installations to support timely system handovers.

• Execute testing activities during the Integrated Plant Commissioning phase.

• Identify faults, propose solutions, and implement corrective actions.

• Coordinate commissioning technicians and support resources.

• Initiate and manage Field Observation Books (FOBs).

• Validate working-level instructions and ensure accurate application and removal of temporary commissioning aids.

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Essential Experience & Qualifications

• Proven experience in nuclear EC&I systems commissioning.

• Background in highly regulated industries – nuclear experience essential, Sellafield experience preferable.

• Minimum HNC/HND in an Engineering discipline (or equivalent).

• Competent in Microsoft Office and Excel-based calculations.

• Familiarity with project management principles (APM membership desirable).

• IOSH Working or Managing Safely, SMSTS or SSSTS, and valid ECS Supervisory Card required.

• Must be able to obtain BPSS security clearance.

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Why Join

• Be part of a nationally significant project at Sellafield.

• Competitive pay – up to £50 per hour (Inside IR35).

• Flexible working options – 4 on 4 off rotation or standard site hours.

• Immediate start available.

Senior Civil, Structural & Architectural (CSA) Designer

Cumbria | Hybrid Working (1-2 Days Per Week at Westlakes)

£41-£45 per hour | Inside IR35

Long-Term Contract | Security Clearance Required

Help Shape the Future of One of the UK’s Most Important Nuclear Sites

Are you an experienced Senior Civil, Structural & Architectural (CSA) Designer looking to work on a project that will safeguard critical infrastructure for decades to come?

We’re recruiting for an exciting opportunity to join a major programme at Sellafield, supporting the refurbishment of Building B314-a strategically important facility that provides welfare and access to the active areas of the site. This is your chance to contribute to a project that will extend the life of a key operational asset well into the next century.

If you enjoy solving complex engineering challenges, leading multidisciplinary teams, and delivering projects in highly regulated environments, we’d love to hear from you.

The Opportunity

You’ll play a key role in delivering the feasibility study and option development for the refurbishment of the B314 building envelope, including roof remediation works designed to extend the operational life of this essential facility.

Working alongside experienced engineering professionals, you’ll help develop practical, cost-effective engineering solutions while ensuring the building remains fully operational throughout the project.

This is an excellent opportunity to influence the early stages of a significant infrastructure project within one of the UK’s most technically challenging environments.

What You’ll Be Doing

• Lead and contribute to the feasibility study for the B314 Roof Refurbishment project.
• Develop engineering options aligned with the Outline Requirements Specification.
• Deliver complex Civil, Structural & Architectural engineering work packages.
• Produce innovative, practical and cost-effective engineering solutions.
• Coordinate multidisciplinary engineering activities across project teams.
• Support and mentor engineers while promoting engineering excellence.
• Participate in design reviews, HAZOPs and technical assurance activities.
• Ensure compliance with company Quality Management Systems, industry standards and nuclear safety requirements.
• Manage technical aspects of engineering delivery from concept through feasibility.

What We’re Looking For

✔ 5+ years’ engineering design experience.

✔ At least 5 years working within a highly regulated industry, ideally including 3+ years in nuclear.

✔ Experience supervising or leading engineering teams.

✔ Strong Civil, Structural & Architectural engineering background.

✔ Ability to coordinate multidisciplinary engineering activities and manage complex work packages.

✔ Experience participating in design reviews, HAZOPs and technical assurance processes.

✔ Familiarity with applicable engineering codes, standards and safety legislation.

✔ Excellent communication and stakeholder management skills.

✔ Ability to work independently while supporting wider engineering teams.

Qualifications

Minimum

• HNC/HND (or equivalent) in Civil, Structural, Architectural or related Engineering discipline.

Preferred

• Bachelor’s Degree (Honours) in Engineering or a relevant Scientific discipline.
• Chartered Engineer (or working towards Chartership).
• Evidence of continued professional development (CPD).

Security Requirements

Candidates must be able to obtain:

• BPSS Clearance (minimum to start)
• P1 or P4 Pass
• Sellafield Clearance
• SC Clearance is desirable (or ability to obtain)

Working Pattern

📍 Hybrid working

• 1-2 days per week at Westlakes, Cumbria
• Site attendance as required throughout the project

Why Join This Project?

• Work on one of the UK’s highest-profile nuclear infrastructure programmes.
• Influence engineering decisions from the earliest feasibility stages.
• Long-term contract offering stability.
• Hybrid working arrangement.
• Competitive £41-£45 per hour (Inside IR35).
• Collaborate with industry-leading engineering professionals on nationally significant projects.

Apply Today

If you’re a Senior CSA Designer with experience delivering engineering solutions in highly regulated environments and you’re looking for your next long-term contract, we’d love to hear from you.

Apply now or get in touch for a confidential discussion about this exciting opportunity.

CE&I Design Engineer – nuclear

£46-£51 per Hour (Inside IR35) | Long-Term Contract | Sellafield | Full-Time On Site

Shape the Future of UK Nuclear Infrastructure

Are you an experienced Control, Electrical & Instrumentation (CE&I) Design Engineer looking to work on one of the UK’s most technically challenging nuclear programmes?
We’re seeking a talented engineer to join a multidisciplinary team delivering high-quality CE&I design solutions across major Sellafield projects. This is a fantastic opportunity to play a key role in developing engineering designs that support the safe operation, refurbishment and decommissioning of critical nuclear facilities.
If you thrive in a highly regulated environment and enjoy solving complex engineering challenges, this role offers the chance to make a real impact.

The Role

As a CE&I Design Engineer, you’ll be responsible for producing and developing engineering designs from concept through to detailed design, ensuring compliance with nuclear standards and project requirements.
Your responsibilities will include:

• Producing CE&I design documentation, calculations and engineering deliverables
• Developing electrical, control and instrumentation designs, schematics and layouts
• Preparing and reviewing engineering drawings, specifications and technical reports
• Ensuring designs comply with Sellafield engineering standards, safety cases and site licence conditions
• Supporting design reviews and providing technical guidance throughout the project lifecycle
• Collaborating with multidisciplinary engineering, safety, construction and commissioning teams
• Identifying and resolving technical design challenges to support successful project delivery

What We’re Looking For

You’ll ideally have:

• Proven experience as a CE&I Design Engineer within the nuclear sector or another highly regulated industry
• Experience producing detailed electrical, control and instrumentation design packages
• Strong understanding of relevant BS EN, IEC and industry standards
• Knowledge of engineering design processes, calculations and technical documentation
• Excellent communication and problem-solving skills
• HNC, HND or Degree in Electrical, Control & Instrumentation Engineering or a related discipline

Desirable Experience

• Previous experience working on Sellafield projects or within the UK nuclear industry
• Familiarity with nuclear design substantiation and engineering assurance processes
• Experience supporting projects from concept through to installation and commissioning
• Current SC Clearance, or the ability to obtain clearance

What’s on Offer?

? £46-£51 per hour – Inside IR35
? Long-term contract with excellent extension potential
? Work on one of the UK’s flagship nuclear programmes
? Be part of a collaborative multidisciplinary engineering team
? Deliver technically challenging projects that contribute to critical national infrastructure
? Gain invaluable experience within one of Europe’s most complex engineering environments
If you’re a CE&I Design Engineer looking for your next contract on a major nuclear programme, this is your opportunity to work on industry-leading projects with real national significance.
Apply today and help deliver the next generation of engineering solutions at Sellafield.

Mechanical Fitters – Sellafield Site

? Sellafield, Cumbria
? NAECI Blue Book Rates
? Immediate Starts | Long-Term Contract (6+ Months)
We’re currently recruiting Mechanical Fitters for long-term work on Sellafield Site. This is an excellent opportunity to join a major nuclear project offering NAECI Blue Book rates, immediate starts (subject to clearance), and ongoing work for 6 months or longer.

The Role

• Carry out mechanical installation, maintenance, overhaul and fitting activities.
• Work from engineering drawings and technical documentation.
• Assemble, install and maintain mechanical equipment and pipework.
• Ensure all work is completed safely and in line with site quality standards.
• Support the successful delivery of major engineering projects within a highly regulated environment.

Requirements

• Recognised Mechanical Engineering Apprenticeship or equivalent Level 3 qualification (NVQ Level 3, City & Guilds or equivalent).
• Experience as a Mechanical Fitter within nuclear, petrochemical, power generation, oil & gas, defence or other heavy industrial environments.
• Ability to read and interpret engineering drawings and mechanical assembly documentation.
• Strong understanding of mechanical installation, maintenance and safe systems of work.
• Current or previous Sellafield experience is highly advantageous.
• Must be eligible to obtain Sellafield site security clearance and satisfy SQEP requirements.
• CCNSG Safety Passport or ECS/CSCS card is advantageous (depending on project requirements).

What’s on Offer

• NAECI Blue Book rates.
• Immediate starts available (subject to site clearance).
• Long-term work with contracts of 6 months or more.
• Opportunity to work on one of the UK’s largest nuclear engineering programmes.

If you’re an experienced Mechanical Fitter looking for your next long-term opportunity on Sellafield, we’d love to hear from you.

Apply today with your CV for immediate consideration.

Sub Agent – Major Civil Engineering Project

Location: Penrith
Rate: £500-£520 per day (Inside IR35)
Contract: Initial 3 months with strong scope for extension
Start: ASAP
Interviews: Taking place immediately
We’re recruiting for an experienced Sub Agent to join a major civil engineering project in the Penrith area. This is an excellent opportunity to work with a leading contractor on a long-term infrastructure scheme, with an immediate start available.
You’ll take responsibility for managing the delivery of a package of works including small structures, earthworks and traffic interface activities, while leading a team of engineers and subcontractors to ensure works are delivered safely, on programme and to the required quality standards.

The Role

• Manage the delivery of small civil engineering structures, including the construction of a culvert.
• Oversee earthworks operations and coordinate associated activities.
• Manage interface with live traffic and ensure works are planned and delivered safely.
• Lead and supervise a small team of Site Engineers and subcontractors.
• Ensure compliance with programme, quality and health & safety requirements.
• Liaise with the wider project team to drive efficient delivery.

Requirements

• Previous experience working as a Sub Agent on major civil engineering or infrastructure projects.
• Strong background in earthworks and structures.
• Experience managing engineers, subcontractors and day-to-day site operations.
• Good understanding of health & safety and quality procedures.
• Able to work collaboratively in a fast-paced project environment.
• Flexibility to work occasional night shifts is essential.

Night Working

There is an upcoming 2-week block of night shifts in July, paid at 1.5x the standard day rate. Candidates must be willing to work these shifts when required.

What’s on Offer?

• £500-£520 per day (Inside IR35).
• Initial 3-month contract with strong potential for extension.
• Opportunity to work on a major UK infrastructure project.
• Immediate interviews and quick start available.
• Enhanced pay for scheduled night working.

If you’re an experienced Sub Agent looking for your next contract on a flagship infrastructure project, apply today with your latest CV. Interviews are being arranged immediately, with a view to starting as soon as possible.

Lead CE&I Engineer

Warrington or Sellafield (Hybrid – Ideally 3 Days On Site, Flexibility for the Right Candidate)

£61-£67 per Hour (Inside IR35)

Long-Term Contract

Lead the Delivery of a Major Nuclear Infrastructure Upgrade

An exciting opportunity has arisen for an experienced Lead CE&I Engineer to join a high-profile programme supporting the THORP Receipt & Storage (TR&S) Cooling System Replacement Project at Sellafield.
This critical project will deliver a modern, resilient pond cooling system, ensuring the continued safe storage of spent nuclear fuel while meeting stringent safety case, resilience and legionella compliance requirements.
We’re looking for a technically strong engineering leader who can drive CE&I design delivery, manage key stakeholders and lead multidisciplinary engineering teams through every stage of the project lifecycle.

The Role

As Lead CE&I Engineer, you’ll take ownership of multiple work packages, providing technical leadership while ensuring delivery to programme, budget and quality expectations.
You’ll be responsible for:

• Leading CE&I design delivery through the Sellafield Gated Process
• Managing internal engineering teams and coordinating external design contractors
• Producing engineering estimates across all project phases
• Reviewing and approving engineering drawings and technical documentation
• Undertaking plant walkdowns to establish and verify plant configuration
• Defining engineering requirements and supporting validation and verification activities
• Representing the project during supplier meetings, Factory Acceptance Tests (FATs) and Customer Acceptance Tests (CATs)
• Leading and presenting at multidisciplinary design reviews
• Collaborating with engineering disciplines, project teams and key stakeholders to ensure successful project delivery

What You’ll Bring

You’ll have a proven track record of leading CE&I design within complex, highly regulated environments, ideally across major nuclear projects.
Your experience will include:
Leading engineering delivery through multiple project lifecycle stages
Delivering CE&I design packages from user requirements through to engineered solutions
Managing multidisciplinary engineering teams and external suppliers
Stakeholder engagement across engineering, project and client organisations
Producing and reviewing high-quality engineering documentation
You’ll also possess a strong understanding of the regulatory framework governing the UK nuclear industry, including:

• Nuclear Installations Act
• Site Licence Conditions
• Health & Safety at Work Act (HASAWA)
• Electricity at Work Regulations (EWR)
• CDM Regulations
• LOLER
• Pressure Equipment Directive (PED)
• Ionising Radiations Regulations (IRR)

About You

You’ll ideally have:

• Degree qualification in Electrical & Electronic Engineering, Control & Instrumentation or a related discipline
• Extensive CE&I design and delivery experience within nuclear or another highly regulated industry
• Excellent communication and stakeholder management skills
• The ability to lead engineering teams while maintaining the highest standards of safety, quality and technical excellence

Why Join?

• £61-£67 per hour (Inside IR35)
• Hybrid working from Warrington or Sellafield
• Ideally 3 days on site, with flexibility available for the right candidate
• Long-term contract on one of the UK’s most significant nuclear infrastructure programmes
• Lead a safety-critical project with real national importance
• Work alongside some of the UK’s leading nuclear engineering professionals

If you’re an experienced Lead CE&I Engineer looking to make an impact on a landmark nuclear project, we’d love to hear from you.
Apply today or get in touch for a confidential discussion.