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more about us here: <a href="">Candidate Brochure</a> & <a href="">Energy Brochure</a></p><p>Or why not connect
your dream career!</p><p> <a href="">Click here to connect with the Recruiter via LinkedIn</a></p><p>Alternatively you
il the recruiter at <a href=""></a> or register your in
ept confidential according to EEO guidelines. </p><br><br><a class="button button--clean video-button js-video-play video-button__YOUTUBE" href="" target="_blank" aria-label="Videos To Watch" title="Videos To Watch"><i class="video-caret" title="Videos To Watch"><img src="" alt="video thumbnail"></i></a><br><br><strong>ReqID: </strong> J10108858 <br><strong>Business Line: </strong> Energy <br><strong>

Job Information

AECOM Principal Mechanical Engineer in Warrington, United Kingdom

Company Description

Work with Us. Change the World.

At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work helps people and communities thrive. We are the world's trusted infrastructure consulting firm, partnering with clients to solve the world’s most complex challenges and build legacies for future generations.

There has never been a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

We're one global team driven by our common purpose to deliver a better world. Join us.

Job Description

Due to the continued growth and expansion of our Nuclear Team in Warrington, we are looking enhance our technical capabilities and are seeking to recruit a Principal Mechanical Engineer.

We are looking for individuals who can apply their skills independently and as part of a team to deliver projects to the benefit of our Clients. Inherently the projects are multi-disciplinary and may be at any stage in the project life cycle. Our projects range from client consultancy support to complete turn-key solutions.

In addition to Mechanical Engineering duties, you will be required to both manage more junior staff and project report on their packages of work.

Additional responsibilities may include the client interface, assistance in the preparation of bids and proposals and then managing the delivery of projects in accordance with AECOM’s quality, safety and environmental procedures.

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


Minimum Requirements

The successful Principal Mechanical Engineer will have/be:

  • Demonstrable expertise with a track record of successful application of specialist knowledge or skills.

  • Current experience working in a post where design was a major part of the role.

  • Extensive post Chartership experience working in roles where your engineering knowledge of relevant practices, techniques and procedures is a key attribute.

  • Able to demonstrate Management of a team or function and in particular within complex or novel assignments.

  • Demonstrable record of successful delivery.

  • Able to demonstrate a working knowledge of:

  • Handling and manipulation of fissile materials in complex equipment and process systems

  • 3D CAD systems and associated data management systems

  • Able to establish new/or enhance existing processes/procedures.

  • Able to prepare and deliver technical presentations.

  • Understanding of design principles and ability to apply them.

  • Have a working knowledge of appropriate nuclear standards and specifications as well as general engineering standards.

  • Able to demonstrate good knowledge and experience in producing and having input to; Mechanical hand sketches; 3D scheme models; Functional calculations; Design risk assessments; Directive compliance assessments; Commissioning activities; Post project review meetings.

  • Able to underpin and agree remaining project work durations with Project Managers.

  • Highlight (at the earliest opportunity) when a task will not be completed to a previously agreed timescale.

  • Identify and report change.

  • Ensure that HSE legislation is applied at a project level

  • Provide input to QA audits as appropriate.

  • Report non-conformities, incidents and observations through the appropriate systems.

  • Excellent written and verbal communication skills.

  • Full UK driving license or equivalent that permits driving in the UK.

Essential Qualifications and Requirements

  • Mechanical Engineering Degree.

  • Chartered Engineer (CEng) with IMechE or equivalent institute.

  • Able to meet the requirements for security clearance in the UK.

Additional Information

Want to find out more about the role or what working at Aecom is like?

You can learn more about us here: Candidate Brochure & Energy Brochure

Or why not connect directly with our recruiter on LinkedIn to unlock insights and take the next step towards your dream career!

Click here to connect with the Recruiter via LinkedIn

Alternatively you can email the recruiter at or register your interest here and we’ll keep you updated on our latest opportunities.



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 $14.4 billion in fiscal year 2023. See how we are delivering sustainable legacies for generations to come at 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 culture of equity, diversity and inclusion – 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 and benefits programs to meet the diverse needs of our employees and their families. We also provide a robust global well-being program. 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.

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

ReqID: J10108858

Business Line: Energy

Business Group: DCS

Strategic Business Unit: Europe & India

Career Area: Engineering

Work Location Model: Hybrid