Principal Mechanical Engineer - Building Services

An established and highly regarded building services consultancy in Perth is seeking a

Principal Mechanical Engineer

to play a key leadership role in their growing WA business.

This is a rare opportunity for a senior mechanical leader to step into a strategic, high-impact position with real influence over projects, people, and the future direction of the business.

The Opportunity You will take ownership of major building services projects across commercial, mixed-use, healthcare, education, defence and infrastructure sectors, while leading and mentoring a high‑performing mechanical team.

Key Responsibilities

Lead and deliver complex mechanical building services projects

Provide technical leadership and peer review across the mechanical team

Manage client relationships and act as a trusted technical advisor

Contribute to business growth, winning work and strategic direction

Mentor, develop and grow junior and senior engineers

Oversee quality, compliance and best‑practice engineering outcomes

About You

Degree qualified in Mechanical Engineering

Chartered (or working toward) highly regarded

12+ years’ experience in building services consultancy

Strong HVAC and mechanical systems design expertise

Proven leadership and project delivery experience

Commercially minded with strong client-facing skills

Passion for team development and technical excellence

What’s On Offer

Senior leadership role within a respected consultancy

Excellent salary package + performance incentives

High-profile, technically complex projects

Clear pathway for further progression

Supportive, collaborative and flexible culture

If you’re a senior mechanical engineer ready to step into a true leadership role — or already operating at Principal level and looking for your next strategic move — I’d love to have a confidential chat.

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