Mechanical Engineering Intern Building Engineering (Nov 2026)

Our Building Engineering team specializes in the planning design monitoring and inspection of mechanical systems. We are looking for a Mechanical Engineering Intern to join our team. This internship offers an exciting opportunity to assist on a variety of projects across multiple sectors including Defence Data Centres Space Commercial Hospitals Highways Rail & Metro and Airports. You will help ensure compliance with industry and governmental standards while contributing to innovative solutions.

In addition you will have the opportunity to support the design of hyperscale and enterprise data centres contributing to high-performance cooling and thermal management systems including air- and liquid-cooled solutions plant design and mission-critical environments requiring continuous 24/7 operation.

How Youll Make a Difference:

• Assist in managing and designing heating cooling and ventilation demands as well as energy-efficient HVAC systems using sustainable solutions to help reduce energy consumption including cooling systems for high-density data centre environments.
• Support the evaluation and inspection of HVAC systems to ensure optimal performance and compliance with standards with exposure to critical cooling system reliability redundancy strategies (e.g. N1 2N) and plant resilience.
• Help develop proposals progress reports and technical findings for clients and stakeholders including inputs into data centre cooling strategies water and energy use considerations and system performance assumptions.
• Collaborate closely with multi-disciplinary teams to contribute to achieving project objectives supporting integrated design of data halls plantrooms cooling infrastructure and utility distribution within campus-scale developments.
• Support the development of mechanical design basis assumptions including cooling loads heat rejection strategies air management and emerging liquid cooling requirements for high-performance computing (HPC) and AI workloads.
• Assist in evaluating different cooling approaches (e.g. air-cooled chilled water hybrid and liquid cooling systems) and their impact on efficiency scalability and site infrastructure.

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 AECOMs Graduate Program.

Qualifications :

• Summer Intern attributes:Interns who are curious and excited to apply their studies in a professional environment. Youll bring strong communication and teamwork skills a positive and proactive attitude adaptability and a commitment to professionalism and integrity. 
• Bachelors Degree: You must be in your penultimate year of a Bachelors or Postgraduate degree in Mechanical Engineering.
• Commencement:Able to work full time hours from mid November 2026 mid February 2027. 
• Working Rights: Candidates must hold Australian citizenship and be eligible to obtain the required Defence Security Clearance for this role.

Additional Information :

Our Recruitment Process   

1. Submit Your Application: Complete the job application uploading your resume cover letter and the latest copy of your academic transcripts as one single document.  
2. 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 whats 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.

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AECOM is the worlds 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 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 youre 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. Were the worlds trusted global infrastructure firm and were in this together your growth and success are ours too.

Join us and youll 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 persons potential and well help you reach yours.

Remote Work :

No

Employment Type :

Full-time