Principal Mechanical Engineer - Building Services

Overview

As a Senior Mechanical Engineer in AECOM’s Buildings & Places team, you will lead mechanical design for high-profile, multidisciplinary projects across defence and data-centre sectors. You’ll work within a collaborative, cross-functional environment to deliver innovative, cost-effective solutions from concept to completion. You’ll influence design reviews and client engagement, mentoring junior engineers and ensuring high standards. This role offers impact through shaping major Australian projects with a global engineering leader.

Pay / Benefits

• Hybrid work options
• Up to 6 weeks additional annual leave
• Flex public holidays
• Continuous learning and development
• Financial assistance for further study plus paid study leave
• Global career opportunities

Responsibilities

• Lead mechanical design and delivery for major client projects from concept through to completion
• Apply extensive design experience to deliver innovative, practical, and cost-effective solutions across projects of varying size and complexity
• Participate in technical reviews and design assurance to meet high standards
• Collaborate within multidisciplinary engineering teams and contribute to interdisciplinary reviews
• Build strong relationships with clients and stakeholders to drive project delivery
• Mentor and develop junior engineers to grow local and national teams
• Undertake quality control reviews of design calculations, drawings and technical documentation

Key requirements

• 10+ years in Building Services consultancy or senior-level Mechanical Services design experience
• Strong technical design experience across HVAC and mechanical engineering
• Experience delivering defence and/or data-centre projects
• Proven client management, project delivery and stakeholder engagement
• Ability to manage competing priorities, communicate effectively, and meet deadlines
• Bachelor’s degree in Mechanical Engineering, Building Services Engineering or related discipline
• Strong knowledge of Australian building services projects, codes and standards
• Australian Citizenship required; defence security clearance highly regarded
• Collaborative mindset
• Client-focused approach
• Effective communication
• HVAC design
• Mechanical design and delivery
• Design reviews and design assurance

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