Senior Mechanical Engineer jobs in Greater Adelaide SA

“During my time on the AECOM internship program I was exposed work on multiple projects across water, industrial and resource sectors and was given the opportunity to work on technical skills, travel to visit site, attend industry events on AECOM's behalf and work on project engineering and management jobs, all of which gave me a well rounded view of the industry and helped me develop highly impactful technical and workplace connections that I maintain to this day.” - Patrick Arthur, Graduate Electrical Engineer, Resources and Industrial

Come grow with us.

AECOM partners with mining and industrial clients focused on achieving zero emissions and optimising production while reducing costs. With a global presence and local leadership, we manage risks and prioritise safety, sustainability, and community expectations. Our services cover the entire project lifecycle—from concept, design, engineering, and project management to commissioning, operations, and decommissioning. We support clients in both greenfield and brownfield mining and minerals processing, helping them adapt to climate change and implement technologies that reduce environmental impact as they work toward net-zero emissions and support low-emissions technologies.

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.

Join AECOM's Resources and Industrial team and gain hands-on experience working on a diverse range of industrial, mining, water and local government projects. As a Mechanical Engineering Intern, you'll work alongside experienced engineers in a collaborative consulting environment, developing practical skills while contributing to projects from concept design through to delivery.

At AECOM, our mechanical team partners with clients across a broad range of sectors including industrial process, water, Defence, fuels, renewables and manufacturing, giving you exposure to a variety of exciting engineering challenges.

How you'll make a difference:

• Support mechanical engineering design and the preparation of technical documentation for a range of infrastructure and industrial projects.
• Assist with projects involving new-build, upgrade and refurbishment of process, water, wastewater and industrial infrastructure.
• Contribute to engineering calculations, drawings, reports and other project deliverables under the guidance of experienced engineers.
• Collaborate with multidisciplinary teams to develop safe, practical and sustainable engineering solutions.
• Participate in site visits, inspections and project meetings to gain practical industry experience.
• Support project coordination activities, including document management and tracking project deliverables, while building your understanding of project delivery.
• Develop your technical and professional skills through mentoring, on-the-job learning and exposure to a diverse portfolio of projects.

What Our Summer Internship Program Offers

• 12-week paid internship (mid-November to mid-February)
• Real project experience: Contribute to meaningful work and apply your university learning to real-world projects from day one.
• Exposure to iconic projects: Be part of projects that help shape communities, cities and infrastructure across Australia and New Zealand.
• AECOM Summer Series: Connect with senior leaders from across our business through an exclusive program of presentations providing insight into different career pathways and areas of expertise.
• Work alongside technical experts: Work alongside graduates, technical experts, and industry leaders.
• Be part of a global business: Experience the benefits of working for a global consultancy, with opportunities to collaborate across teams, markets and geographies.
• Pathway to graduate employment: Successful interns may be considered for future graduate opportunities, providing a direct pathway into AECOM's Graduate Program.

• Summer Intern attributes: Interns who are curious and excited to apply their studies in a professional environment. You'll bring strong communication and teamwork skills, a positive and proactive attitude, adaptability, and a commitment to professionalism and integrity.
• Bachelor’s Degree: You must be in your penultimate year of a Bachelor’s or Postgraduate degree in Mechanical Engineering with a strong interest in mining, fuel and industrial decarbonisation.
• Commencement: Able to work full time hours from 16 November 2026 – 19 February 2027.
• Working Rights: You must have full working rights to work in Australia or New Zealand before applying. We do accept candidates with student and graduate visas.

Our Recruitment Process

• Submit Your Application: Complete the job application, uploading your resume, cover letter and the latest copy of your academic transcripts as one single document.
• Interview: Attend a face-to-face interview at your local office.

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.

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.

Learn more about life at AECOM: LinkedIn, Facebook , Instagram, X, YouTube - explore our AECOM voices, employee stories, latest projects, and much more!

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.

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.