Principal Mechanical Piping Engineer
- Derby, Sheffield, Bristol, Glasgow
- Nuclear
Excited about transforming the world's energy?
You might know us for the great work we do across our wide variety of projects. We're proud to say it's thanks to our people's diversity of thought, expertise and knowledge. And when you join us, you'll be a part of this genuinely collaborative environment, where everyone's voice is valued and treated equally.
We're passionate about what we do, but we don't take ourselves too seriously. Simply put, this a great place to be. So, when it comes to your life outside of work, ask us about our flexible and remote working policies designed to help you get the most out of life.
As a Principal Piping Engineer, you'll play a significant role in your projects and across our Nuclear & Power Division. You'll lead and oversee teams across significant nuclear projects, keeping the world powered more sustainably. Working closely with colleagues, clients, stakeholders and contractors, you'll also enjoy opportunities to mentor colleagues while progressing your career upward.
Your purpose:
- The role will entail leading projects to deliver piping solutions for the construction of new nuclear stations and systems at fusion research facilities, support the operation of the existing nuclear generating fleet and decommission nuclear sites. Day-to-day activities may include the following:
- Technical Leadership of piping teams on large projects or multi-discipline teams on small to mid-size projects.
- Delivery of technical solutions to complex problems.
- Oversight of production of clear and concise technical reports, calculations and drawings.
- Review and verification of technical documentation produced by others.
- Regular communication with clients and stakeholders, building and nurturing strong relationships with them.
- Production or review of bids and proposals.
- Develop capability through mentoring and coaching, development of tools/templates, input into technical community.
What you can bring:
In addition to having excellent communication and problem-solving skills, you will also be able to demonstrate the following:
- Relevant qualifications in mechanical engineering or equivalent.
- Senior technical practitioner able to demonstrate good engineering judgement and with extensive experience in using fundamental engineering skills while leading and developing others.
- Extensive experience in piping and pressure vessel design and stress analysis.
- Experience delivering projects for UK nuclear licensees.
Desirable Experience:
- Experience in safety critical piping design.
- Chartered with a relevant professional institute.
- Experience in working with design codes such as ASME BPVC Section III, RCC-M, BS EN 13480, BS EN 13445.
- Experienced in PESR and PSSR compliance.
- A good understanding of commercial and client management principles.
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 #RoadJobs #MechNPJobs
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
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
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
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
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
Mississauga
Job Type
Full Time
Career Area
Engineering (Other)
Market
Nuclear
Category
Permanent
Location
Mississauga
Description
Project Engineering Coordinator – Instrumentation AtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear ind
Reference
R-134679
Expiry Date
01/01/0001
Salary
Location
Ciudad Autonoma de Buenos Aires
Job Type
Full Time
Career Area
Human resources
Market
Nuclear
Category
Permanent
Location
Ciudad Autonoma de Buenos Aires
Description
HR Business PartnerAre you looking for a company that works on major engineering projects all over the world? Do you want to make a difference by improving the daily lives of communities worldwide? Ar
Reference
R-134655
Expiry Date
01/01/0001
Salary
Location
Oak Ridge
Job Type
Full Time
Career Area
Finance
Market
Nuclear
Category
Permanent
Location
Oak Ridge
Description
Why join us? It’s an exciting time at AtkinsRéalis! We are rapidly growing in the US. Our company purpose is to build a better world for our planet and its people. We recognize the importance of maki
Reference
R-134554
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
Engineering (Other)
Market
Nuclear
Category
Permanent
Location
Mississauga
Description
Junior Probabilistic Safety Analyst (PSA Analyst) Come join us in reshaping the future with AtkinsRéalis. AtkinsRéalis is dedicated in engineering a better future for our planet and its people.The dep
Reference
R-134551
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
Engineering (Other)
Market
Nuclear
Category
Permanent
Location
Mississauga
Pickering
Description
Your role within the team:Perform engineering work following AtkinsRéalis /Candu Energy procedures and QA programs, and applicable codes, standards, and regulatory requirements.Coordinate and interfac
Reference
R-134542
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
Engineering (Other)
Market
Nuclear
Category
Permanent
Location
Mississauga
Pickering
Description
Your role within the team:Perform engineering work following AtkinsRéalis/Candu Energy procedures and QA programs, and applicable codes, standards, and regulatory requirements.Coordinate and interface
Reference
R-134538
Expiry Date
01/01/0001
Salary
Location
Oak Ridge
Job Type
Full Time
Career Area
Integrity & legal
Market
Nuclear
Category
Permanent
Location
Oak Ridge
Description
Why join us? It’s an exciting time at AtkinsRéalis! We are rapidly growing in the US. Our company purpose is to build a better world for our planet and its people. We recognize the importance of maki
Reference
R-134446
Expiry Date
01/01/0001
Salary
Location
Toronto
Job Type
Full Time
Career Area
Engineering (Other)
Market
Clean power
Project, programme & cost management
Nuclear
Category
Permanent
Location
Toronto
Description
Project Engineering Manager (Power – Nuclear and Renewables) Please note that this job posting is intended to build up a bank of candidates for future needs.Come join us in reshaping the future with A
Reference
R-134442
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
Engineering
Market
Nuclear
Category
Permanent
Location
Mississauga
Description
Senior Mechanical/Piping DesignerAtkinsRéalis 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 an
Reference
R-134216
Expiry Date
01/01/0001
Salary
Location
Mississauga
Job Type
Full Time
Career Area
Engineering (Other)
Market
Nuclear
Category
Permanent
Location
Mississauga
Description
Senior Reactor Analysis EngineerAre you looking for a company that works on major engineering projects all over the world? Do you want to make a difference by improving the daily lives of communities
Reference
R-134215
Expiry Date
01/01/0001
Related articles

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
.jpg)
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
EuropeContent type
BlogsPublish date
06/03/2025
Summary
Why I chose to work abroad? I wanted the opportunity to work in a completely different role to ones I've previously held, discovering a new country and new adventures. A new kind of role in nuc

Preview
EuropeContent type
BlogsPublish date
05/13/2025
Summary
After a successful first quarter in our new Manchester office, we're proud to be settling into a space that truly reflects an ambitious step forward in our mission to drive innovation in nuclear an
.jpg)
Preview
GeneralContent type
BlogsPublish date
05/09/2025
Summary
Environmental sustainability is no longer a niche priority, it’s becoming the heartbeat of progress across every industry. As the world faces urgent climate challenges, businesses everywhere are
.jpeg)
Preview
GeneralContent type
BlogsPublish date
04/10/2025
Summary
Engineering is a massive contributor to the global economy, which means there’s always a huge demand for different jobs in the sector. The engineering market is expected to grow to USD 3.5 trillion

Preview
Middle EastContent type
BlogsPublish date
04/01/2025
Summary
Mechanical engineering is at the heart of the UAE’s ambition. The UAE’s construction market size of $100.7 billion is projected to grow by more than 3% by 2029 thanks to infrastructural development, p

Preview
EuropeContent type
BlogsPublish date
03/24/2025
Summary
My name is Kamal. I was born in Lebanon, where I also attended school (below is a beautiful picture of Lebanon). I completed my university days in Lebanon, Texas and London. I'm a Structural Engin
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