Senior Mechanical Engineer, Building Services

We’re expanding our Mechanical team in Brisbane and are seeking an experienced Senior Mechanical Engineer ready to take ownership of project delivery and mentor developing engineers. If you're looking to step into a leading team while working across a diverse portfolio of high‑impact projects — we want to hear from you.

About The Opportunity Our Property & Buildings division is a global leader in technical and management consulting across all major sectors. In Brisbane, our Building Services team delivers complex projects spanning transport, defence, commercial, civic, data centres and large‑scale infrastructure. You'll join a highly collaborative group of engineers, designers, and technical specialists who share knowledge freely and value innovative, sustainable solutions.

The Senior Mechanical Engineer plays a pivotal role in leading design packages, guiding junior engineers, and ensuring technical excellence across multidisciplinary coordination. You’ll contribute to shaping projects that influence Brisbane's built environment for decades to come.

What You’ll Do In this senior role, you will:

• Lead small to medium scale mechanical building services projects from concept through to completion
• Contribute to multidisciplinary teams delivering large, complex major projects
• Produce and review mechanical design documentation to industry, commercial, and regulatory standards
• Oversee design coordination across multidisciplinary teams
• Support project planning to meet budget, scope, and program requirements
• Undertake site inspections and ensure designs translate seamlessly to installation
• Build strong client relationships and contribute to repeat business
• Mentor, guide and upskill junior and intermediate engineers
• Contribute to technical excellence and continuous improvement across the Mechanical discipline

About You You will bring:

• 6–10 years experience in mechanical building services engineering
• A degree in Mechanical or Building Services Engineering
• Strong design capability across HVAC, ventilation, heating and associated systems
• Experience working within Australian building services consultancies
• Familiarity across multiple sectors (commercial, data centres, education, defence, healthcare etc.)
• Working knowledge of the BCA, NCC and relevant Australian Standards
• Ability to lead small to medium projects and coordinate with all building services disciplines
• Strong communication skills and the ability to present confidently to clients and stakeholders
• Registration or eligibility for relevant state engineering registers (advantageous)

Why Join Us

• Hybrid work model — 2 days WFH + flexible hours
• Extra purchased leave (up to 4 weeks additional leave) + 16 weeks parental leave
• Salary Continuation Insurance
• Clear pathway to leadership in a growing QLD team
• Employee Share Purchase Plan
• Social club, wellness initiatives & corporate discounts
• National and global mobility opportunities
• Supportive, diverse and inclusive team culture