Principal Mechanical Engineer (Defence) at Aecom USA

Adelaide, South Australia, Australia -

Full Time

Start Date

Immediate

Expiry Date

11 Jun, 26

Salary

0.0

Posted On

13 Mar, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Mechanical Design, Technical Leadership, Design Review, Cost-Effective Outcomes, Multidisciplinary Collaboration, Technical Documentation, Mentorship, Client Relationship Management, Project Delivery, Building Services Standards, Project Management, Defence Experience, Nuclear Industry Experience, Australian Citizenship

Industry

Civil Engineering

Description

Company Description Come and grow with us. Our global portfolio of work comprises the design of iconic and award-winning buildings and landscapes. From strategic planning through to project realisation, the connections we make among people and place provide sustainable outcomes for our clients and the communities we serve. We place a premium on investing in digital capabilities and innovations which bring a unique consistency and efficiency to our scalable work. Together with our clients, we are working to evolve and elevate the built environment across sectors including social infrastructure, transit, technology and logistics, and commercial and corporate real estate, while focusing on solutions that promote long term health and wellbeing for all. Everyone belongs at AECOM We’re committed to diversity, equity, inclusion, and belonging - because great ideas come from diverse perspectives. AECOM is proud to be a Fortune 500 Most Admired Company, a WGEA Employer of Choice for Gender Equality, #Work180 Equitable Workplace Awards 2025 Winner and an AWEI Bronze Tier LGBTQ+ Inclusive Employer. Job Description As our defence portfolio of work continues to expand, our Building Engineering team is looking to appoint a Principal Mechanical Engineer. We’re seeking a highly skilled technical leader who thrives on delivering quality design solutions across a broad range of sectors. Whilst our preference is Adelaide, this role can also be based in Brisbane or Melbourne. How you’ll make a difference: Utilise your extensive mechanical design experience to deliver high-quality, cost-effective outcomes across health, defence, transport, data centre, sports, and other major building projects across ANZ. Lead mechanical design packages on key client projects, taking ownership of technical delivery and providing rigorous design review to ensure excellence and compliance. Collaborate with multidisciplinary teams to drive quality across calculations, specifications, and detailed design documentation. Provide guidance and mentorship to junior engineers, supporting their technical development and fostering a culture of continuous improvement. Build and maintain strong working relationships with internal teams and clients, contributing to successful project outcomes and repeat business. Qualifications The following qualifications and experience are highly desired, but if you don’t tick all the boxes, you could still be a perfect fit for this role. Please apply, all applications will be considered. The qualities that help you thrive: Chartered Engineer with relevant professional engineer registration, or transferrable registration. Equivalent recognition with a relevant professional body will also be considered. Ideally, 10–12+ years’ experience in a Building Services consultancy or significant design experience as a Senior/Project Engineer in the Mechanical Contracting field. Proven record in technical design and project delivery while building and maintaining strong client relationships. Strong understanding of Building Services projects and Standards, able to impart technical knowledge to clients, junior engineers, and multidisciplinary teams. Experience managing multiple technical projects simultaneously, with demonstrable design expertise across diverse market sectors. Excellent communication and interpersonal skills, with a passion for mentoring and developing junior engineers. Previous Defence experience is strongly preferred, with nuclear industry experience highly regarded. Due to the nature of our projects, Australian Citizenship is required with current / previously held defence clearance highly regarded. Additional Information Why you’ll love working with us Flexible work arrangements, including alternative start/finish times, part-time, job-sharing and hybrid work options Purchase up to 6 weeks additional annual leave per year Flex public holidays – swap Easter or other holidays for ones that suit you better Continuous learning and growth - lunch and learns, professional development courses, financial study assistance, 5 days paid study leave, global career opportunities Ready to push the limits of what’s possible? We welcome applications from individuals of all backgrounds, including those with disabilities, additional health or mental health needs, and/or neurodiverse conditions. If you require any adjustments during the hiring process, please let us know. Applications are reviewed as they come in, and the role may close earlier than expected, so if this opportunity sounds like you, we encourage you to apply as soon as possible. Learn more about life at AECOM: LinkedIn, Facebook , Instagram, X, YouTube - explore our AECOM voices, employee stories, latest projects, and much more! AECOM acknowledges the Traditional Owners and Custodians of the lands on which we, our clients and our communities live and work around Australia. We pay our respects to their cultures and to their Elders — past, present, and emerging. We are committed to connecting to Country in our work through meaningful engagement with First Nations peoples and businesses. Find out more about our Australian Reconciliation Action Plan here: https://aecom.com/au/our-vision-for-reconciliation/. 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 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. State/Province: South Australia Business Group: DCS Legal Entity: AECOM Australia Pty Ltd Business Line: B&P - Buildings & Places Work Location Model: Hybrid Operating Group: International Primary Location: AU - Adelaide, SA

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Responsibilities

The Principal Mechanical Engineer will utilize extensive mechanical design experience to deliver high-quality, cost-effective outcomes across major building projects in sectors like health, defence, and transport. This involves leading mechanical design packages, taking ownership of technical delivery, providing rigorous design review, and collaborating with multidisciplinary teams.