Principal Mechanical Engineering - Water Infrastructure

About the role

Due to significant contract awards within our ANZ Water business, we are expanding our Water Infrastructure Team in Melbourne, VIC. Our Water Infrastructure group provides essential services to a diverse range of clients, focusing on water and wastewater treatment, dams, asset management, major conveyance, industrial, civil infrastructure, mining, and defense sectors. We are dedicated to supporting sustainable outcomes for our clients and the communities they serve. We are seeking a passionate Principal Mechanical Engineer to join our team. In this role, you will benefit from mentoring and guidance from industry-leading experts and have the opportunity to collaborate with colleagues across interstate and international offices. How You'll Make a Difference Prepare feasibility studies, outline designs, detailed designs, and construction support. Produce plant layouts, design drawings, and mechanical plant selections, including specifications, WIMES Data Sheets, valve schedules, equipment schedules, lifting strategies, hydraulic headloss calculations, and P&IDs for water projects. Collaborate with our water and other discipline teams, including civil, electrical, process, and mechanical engineers nationwide. Conduct site visits to perform surveys and liaise with clients, contractors, and suppliers. Participate in and contribute to design review meetings such as HAZOPs, HAZIDs, ALMs, and SWIFTS.

Requirements

• While the following qualifications and experience are highly desired, we encourage you to apply even if you don't meet every requirement. All applications will be considered!
• A degree (or equivalent) in Mechanical Engineering.
• Progress toward Chartered status with a relevant institution (e.g., IMechE or Engineers Australia).
• Proven ability to deliver engineering designs, reports, drawings, technical specifications, and calculations with confidence and precision.
• Hands-on experience delivering innovative solutions for water and wastewater engineering projects.
• Proficiency in hydraulic modelling and related software (mechanical or civil), including network hydraulic grid modelling, adding new connections, assessing overall grid performance, and transient/surge modelling.
• 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 of additional annual leave per year.
• Volunteer and representation leave.
• Flex public holidays-swap Easter or other holidays for those that suit you better.
• 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. If this opportunity resonates with you, we encourage you to apply as soon as possible!
• #WORK180
• About 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 mindse

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