Senior C&I Engineer
- Warrington, Whitehaven, Greater London
- Nuclear
This vacancy has expired. Please see similar jobs below or sign up for job alerts.
We are currently seeking a Senior/Principal C&I Engineer to join the Decommissioning & Waste Services market within our Nuclear & Power business. Ideally based in Northwest England although other locations UK wide can be considered.
You will work in our market which is predominantly focused on delivering engineering and waste management projects for clients within the Nuclear Decommissioning sector, with some projects focused on other stages of the nuclear lifecycle. We tackle projects that have varied engineering, nuclear and safety challenges, which requires proactive and mixed-skill delivery teams working collaboratively to deliver a high-quality solution.
We continually invest in our people, technology, working facilities and supporting resources to ensure that we strengthen and grow our current capabilities as well as develop new capabilities. This allows us to deliver projects using industry leading and innovative techniques, such as utilising our growing technology solutions and robotics capabilities and showing that our solutions work through active demonstrators.
The Role:
You will join an existing EC&I team and be responsible for the delivery of complex design packages for key nuclear clients. You will be required to have a role in overseeing and developing current engineers and integrating with the wider disciplines within the engineering group.
The role is specific to taking a lead role on projects or be able to demonstrate that you have strong capabilities in becoming a C&I lead that can contribute to multi-disciplinary design delivery autonomously, with minimal oversight.
Key skill sets shall include:
- Support the development of estimates for the scope of work and resources required to deliver it in order to support bids.
- Develop design solutions to agreed time, cost, and quality in accordance with project or business milestones.
- Understand the contractual and performance requirements for various systems and support the definition and associated acceptance criteria and events through design, build, integration, installation, and commissioning activities.
- Produce documentation required to support the design review process, including diagrams; technical specifications; supporting calculations; design evidence and justifications.
- Ensure design proving evidence is comprehensive, captured within the requirements management.
- Ensure compliance against contractual requirements and that work is undertaken in accordance with company, safety, environmental, contractual, and local business processes, standards, procedures, and documentation.
- Review relevant supplier documentation and ensure it is captured and recorded appropriately.
Undertake design reviews and presentations to customers.
The Individual:
The successful candidate should be able to demonstrate experience in the following areas:
- Experience of full lifecycle engineering.
- Technical report writing skills.
- Design Justification Reports.
- Technical presentations.
- Attending factory acceptance tests.
An in depth understanding of at least one of the following areas:
- Instrumentation and control system theory including PID control.
- Electrical circuits design, EMC precautions and power supply characteristics.
- Safety Integrity Levels and BS EN 61508 or 61511.
- Machinery Safety and UKCA Marking.
- PLC programming.
- Fieldbus technology (Profibus/Profinet).
How will you contribute to the team:
- An innovator – You will encourage people to experiment, produce new ideas and challenge others to think differently. You’ll create space for people to think about potential new innovative approaches, providing an opportunity for growth.
- An Improver - You spend time on making the processes, methods, and toolsets more efficient, optimising your resources to be able to deliver better.
- Fully integrated with colleagues within the DWS engineering group and also wider business where applicable.
Why work for AtkinsRéalis?
The UK is the first major economy to legislate for a Net Zero target by 2050. To achieve this, our Energy Teams are ensuring a mix of secure and sustainable energies that can meet our industry and lifestyle demands today, and in 30 years' time. We help to power our world through exciting new technologies and intelligent cybersecurity systems on projects that vary greatly in size, scope, and scale. So, you'll be creating the right safe and resilient systems across nuclear power, renewables, decarbonisation development, new builds and energy efficiency.
We value your diversity and believe that everyone deserves to thrive – no exceptions. You'll be part of a culture committed to finding new talent from underrepresented groups. We're Disability Confident, an Inclusive Employer, and support STEM Returners. We also want to see more women in senior roles at AtkinsRéalis. In the energy sector, we've signed up to the AXIS Pledge, promising to make equal pay, equal leadership, and equal opportunities a reality.
Security clearance:
This role may require security clearance and offers of employment will be dependent on obtaining the relevant level of clearance. If this is necessary, it will be discussed with you at interview. The vetting process is delivered by United Kingdom Security Vetting (UKSV) and may require candidates to provide proof of residency in the UK of 5 years or longer. If applying to this role please do not make reference to (in conversation) or include in your application or CV, details of any current or previously held security clearance.
We are committed to promoting a diverse and inclusive community - a place where we can all be ourselves, thrive and develop. To help embed inclusion for all, from day one, we offer a range of family friendly, inclusive employment policies, flexible working arrangements and employee networks to support staff from different backgrounds. As an Equal Opportunities Employer, we value applications from all backgrounds, cultures and ability.
#LI-Energy
Design your future! Sign up for job alerts straight to your inbox so you don't miss your next opportunity. Subscribe to jobs like this!
Great news! We will let you know when a new job like this has been added!
Preview
EuropeContent type
BlogsPublish date
11/05/2025
Summary
I'm Kevin, a Director at AtkinsRéalis Ireland, where I lead a 250-strong team delivering multi-discipline design services across aviation, water, energy, and buildings & places. My background is in ci
Meeting your needs
We offer a fantastic range of benefits to choose from, which you can tailor to suit your own health, wellbeing, financial and lifestyle choices.
Click here to see our full list of benefits
Preview
EuropeContent type
BlogsPublish date
11/05/2025
Summary
I'm Kevin, a Director at AtkinsRéalis Ireland, where I lead a 250-strong team delivering multi-discipline design services across aviation, water, energy, and buildings & places. My background is in ci
Design your future! Sign up for job alerts straight to your inbox so you don't miss your next opportunity. Subscribe to jobs like this!
Great news! We will let you know when a new job like this has been added!
Meeting your needs
We offer a fantastic range of benefits to choose from, which you can tailor to suit your own health, wellbeing, financial and lifestyle choices.
Click here to see our full list of benefitsRelated job roles
Salary
Location
Glasgow
Job Type
Full Time
Career Area
Commercial management
Market
Nuclear
Category
Permanent
Location
Birmingham
Manchester
London
Epsom
Bristol
Glasgow
Description
OverviewShape the Future of Nuclear InnovationAre you ready to shape the future of nuclear across the UK, Europe and the Middle East? AtkinsRéalis Nuclear is on a growth trajectory—doubling revenue ov
Reference
R-141681
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
Procurement
Market
Nuclear
Category
Permanent
Location
Mississauga
Toronto
Pickering
Description
OverviewReporting to the Project Procurement Director, the Project Procurement Manager, RFBR is responsible for leading the project procurement team of Buyer and Order Administrators on all procuremen
Reference
R-141662
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
Project management
Market
Nuclear
Category
Permanent
Location
Mississauga
Description
OverviewAs part of Candu International Engineering Services at Candu Energy, we are seeking a highly experienced Project Manager to support the delivery of a dynamic portfolio of international project
Reference
R-141661
Expiry Date
01/01/0001
Salary
Location
Oshawa
Job Type
Full Time
Career Area
Procurement
Market
Nuclear
Category
Permanent
Location
Oshawa
Description
OverviewThe Procurement Manager – Commodities & Bulks is responsible for developing and executing sourcing strategies for high-volume materials and bulk commodities. This role will lead a team of buye
Reference
R-141659
Expiry Date
01/01/0001
Salary
Location
Oshawa
Job Type
Full Time
Career Area
Project management
Market
Nuclear
Category
Permanent
Location
Mississauga
Pickering
Oshawa
Description
Overview The Project Manager will report to the Project Director, Engineering Execution and will be responsible for supporting the Area Lead, Nuclear Island, from design and development to procurement
Reference
R-141466
Expiry Date
01/01/0001
Salary
Location
Oak Ridge
Job Type
Full Time
Career Area
Operations & maintenance
Market
Nuclear
Category
Permanent
Location
Oak Ridge
Description
Why join us? AtkinsRéalis is growing fast in the U.S.—and there’s never been a more exciting time to be part of our journey.We’re committed to engineering a better future for our planet and its people
Reference
R-141404
Expiry Date
01/01/0001
Salary
Location
Richland
Job Type
Full Time
Career Area
Automation / Instrumentation
Market
Nuclear
Category
Permanent
Location
Richland
Description
Why join us? AtkinsRéalis is growing fast in the U.S.—and there’s never been a more exciting time to be part of our journey.We’re committed to engineering a better future for our planet and its people
Reference
R-141389
Expiry Date
01/01/0001
Salary
Location
Richland
Job Type
Full Time
Career Area
Project controls
Market
Nuclear
Category
Permanent
Location
Richland
Description
Why join us? AtkinsRéalis is growing fast in the U.S.—and there’s never been a more exciting time to be part of our journey.We’re committed to engineering a better future for our planet and its people
Reference
R-141304
Expiry Date
01/01/0001
Salary
Location
Oak Ridge
Job Type
Full Time
Career Area
Quality Engineering
Market
Nuclear
Category
Permanent
Location
Oak Ridge
Description
OverviewWe are seeking a QA Engineer Energy to join our team.Your roleStops work without fear of reprisal for unsafe conditions potentially affecting personnel safety or environmental risk.Assists in
Reference
R-141189
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
The Society of Professional Engineers and Associates - Operations & Administration
Market
Nuclear
Category
Permanent
Location
Mississauga
Description
Project CoordinatorAtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear industry in Canada and around the w
Reference
R-141186
Expiry Date
01/01/0001
Related articles
Preview
EuropeContent type
BlogsPublish date
09/03/2025
Summary
I'm Sam – a mechanical engineer usually based in the UK, now working in Ontario, Canada. My contract abroad has opened up new technical experiences, digital innovation opportunities, and a whole
Preview
EuropeContent type
BlogsPublish date
08/29/2025
Summary
Hi, my name is Euan. I'm a mechanical engineer working in the Nuclear industry. For the past year and a half, I’ve been part of the team designing the solution to safely dismantle a contaminated v
Preview
EuropeContent type
BlogsPublish date
08/22/2025
Summary
My name is Eva, and in this blog I want to show you how, at AtkinsRéalis, you can take charge of your own development from the day you join – without needing "a grand plan." Progressing from a
Preview
IndiaContent type
BlogsPublish date
07/22/2025
Summary
Skip to jobs in Mumbai Engineering in India is undergoing a profound transformation. As the country invests heavily in sustainable infrastructure, engineers are playing a central role in sha
Preview
EuropeContent type
BlogsPublish date
07/22/2025
Summary
Hi, I'm Dane. I'm currently on assignment in Canada, working on a small modular reactor (SMR) project with AtkinsRéalis. I've been part of the team for about three months now – and since then, I'v
Preview
IndiaContent type
BlogsPublish date
07/16/2025
Summary
Hello, my name is Amandeep, and I work at AtkinsRéalis's Global Technology Centre over here in India. I've now been working in the industry for two decades. Most of my experience has been in desi
Preview
EuropeContent type
ProjectsPublish date
06/13/2025
Summary
Supporting Rolls-Royce SMR through GDA Rolls-Royce SMR Ltd (RR SMR) is developing innovative ways to tackle the threat of global climate change - producing and distributing smaller, factory-built
Preview
CanadaContent type
BlogsPublish date
06/09/2025
Summary
As Ontario invests in long-term energy security, the province’s nuclear sector is entering a historic new chapter, one that’s creating high-quality careers, strengthening local communities, and rea
Preview
Middle EastContent type
BlogsPublish date
06/09/2025
Summary
As a hub of diversity and multiculturalism, the UAE boasts a thriving economy with rapidly growing infrastructure. Steering away from a reliance on oil and toward cutting-edge innovation, the UAE is
Preview
Middle EastContent type
BlogsPublish date
06/06/2025
Summary
Saudi Arabia is developing a thriving ecosystem of smart cities. In support of the Vision 2030 initiative, the Kingdom is investing billions to build interconnected, sustainable urban environments
Talent community
Would you like to know more? Not ready to apply? Join our talent community to stay connected and engaged with us at AtkinsRéalis.
Find out more
