Senior Mechanical Engineer - Nuclear

Job Description

Start here. Grow here.

“Are you ready to join a team of talented engineers and shape the future of the Nuclear Industry?”

Joining our established and expanding Nuclear team as a Senior Mechanical Engineer, means engaging in a diverse and growing array of both international and UK-based projects. This role offers the chance to participate in multi-disciplinary projects at various stages of the lifecycle, from client consultancy to comprehensive turn-key solutions. Your responsibilities will extend to client interaction, crafting bids and proposals, and overseeing project delivery in line with AECOM's standards for quality, safety, and environmental care.

In this key position, you'll spearhead the design and execution of sophisticated, high-specification systems, ensuring project objectives are met with precision. The role demands not only a grasp of engineering design and project management fundamentals but also a proven track record in navigating and completing complex projects effectively.

Ideal candidates will have experience within a tightly regulated field such as Nuclear, Defence, Petro-Chemical, or Offshore industries. A deep understanding of applicable Nuclear and general engineering standards, alongside adherence to legislative and regulatory requirements, is also key.

This is an exciting time for the Nuclear Team with an interesting and expanding pipeline of both international and UK based projects.

Here’s what you’ll do:

• Oversee engineering design and project activities, ensuring adherence to approved models
• Managing and mentoring junior team members, assigning, and ensuring delivery of tasks.
• Comprehensive design work, including 3d modelling, functional calculations, and the production of manufacturing documentation.
• Apply expertise in handling fissile materials, utilsiing 3D CAD systems, and effective data management.
• Contribute to all phases of project development from mechanical sketches and scheme models to commissioning and project review meetings.
• Collaborate closely with Project Managers to estimate project timelines accurately, promptly identify potential delays, and communicate changes in project scope.
• HSE standards and contribute to QA audits, reporting any non-conformities or uphold incidents as required.

Come grow with us.

Become part of our dynamic nuclear team, which boasts a team of leading and innovating industry experts. Collaborate with top-tier civil, mechanical, electrical, and process engineers to deliver a variety of captivating projects, from small initiatives to large-scale ventures, all the way from concept to completion.  At AECOM, you’ll thrive in an inclusive and forward-thinking environment where your contributions are valued.

And let's not forget about the perks at AECOM. You'll enjoy a range of core and personalised benefits designed to support your future and well-being, customised to fit your lifestyle. Take advantage of career development opportunities, our flexible hybrid working model to ensure a work-life balance that suits your lifestyle, technical practice networks, AECOM University, and volunteering days.

Why Join Us:

• Be part of a dynamic team that tackles challenging and impactful nuclear projects.
• Work alongside industry-leading professionals and thought leaders.
• Engage in a collaborative and inclusive work environment.
• Access to continuous learning and development opportunities.
• Competitive salary and comprehensive benefits package.
• Enjoy the flexibility to work in a way that fits your lifestyle while supporting a healthy work–life balance.

Qualifications

Ready to push the limits of what’s possible?

Here’s what we’re looking for:

The successful Senior Mechanical Engineer will have/be:

• Bachelor’s Degree: A Bachelor’s degree in Mechanical Engineering or a related field.
• Professional Certification: Chartered Engineer status (CEng) or working towards it.
• Significant experience in mechanical engineering, particularly within the specific industry (e.g., nuclear, oil and gas, pharmaceutical, utilities etc).
• Experience of managing and delivering complex engineering projects, from design to completion.
• In-depth understanding of the specific sector's standards, regulations, and best practices.
• Exceptional communication ability.

You will also be self-motivated with an ability to work both autonomously where required, with a strong sense of commitment, a willingness to learn and a desire to work in a dynamic deadline driven team environment.

At AECOM, we believe in creating a better world through innovative and sustainable solutions. If you share our vision and are ready to make a difference in the nuclear industry, we want to hear from you.

Security Clearance

Please note that our offer of employment is conditional upon your ability to meet UK security clearance requirements. This is necessary for you to work on the full range of projects requiring security clearance at AECOM Infrastructure and Environment UK Limited.

Additional Information

Application Support

We celebrate diversity, including neurodiversity, and believe it enriches our team. We welcome applications from all backgrounds and abilities. If you are an applicant with a disability that requires reasonable accommodation to complete the application process, please contact us at [email protected]. At AECOM, we value everyone's unique contributions and perspectives.

If you meet some of the requirements above or have transferable skills you believe would benefit us, we would be delighted to hear from you!

Additional Information

“Want to find out more about the role or what working at AECOM is like?”

You can learn more about us here: Energy Brochure

#LI-RP1 #AECOMUKNUCLEAR #AECOMUKNUCLEARMECHANICAL

At AECOM, we are committed to maintaining a secure and trustworthy recruitment process and take any fraudulent hiring activity seriously. To support this commitment, all newly hired employees are required to attend an in-person Day 1 onboarding at an AECOM office location as a condition of employment.

About AECOM

AECOM is the world’s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $16.1 billion in fiscal year 2025. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

Freedom to Grow in a World of Opportunity 

You will have the flexibility you need to do your best work with hybrid work options. Whether you’re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation, benefits and well-being programs to meet the diverse needs of our employees and their families. We’re the world’s trusted global infrastructure firm, and we’re in this together – your growth and success are ours too.

Join us, and you’ll get all the benefits of being a part of a global, publicly traded firm – access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each person’s potential, and we’ll help you reach yours.

We are a Disability Confident Employer and will offer an interview to applicants who have a disability or long-term condition, who meet the minimum/essential criteria for the role. Please let us know using this email address [email protected]  if you would like to apply through the Disability Confident Interview Scheme.

All your information will be kept confidential according to EEO guidelines.