Principal Mechanical Engineer – Melbourne
Are you an experienced Mechanical Engineer looking for an opportunity to lead major projects while developing the next generation of engineering talent?
Then this role is for you.
As a Principal Mechanical Engineer in Melbourne, you will play a key role in delivering complex engineering solutions across large-scale projects.
Combining technical leadership, client engagement and project coordination, this position offers the opportunity to influence project outcomes, support team development and contribute to engineering excellence across a global business.
What's in it for you?
Lead major projects
You will take ownership of significant engineering projects, guiding mechanical design from concept through to delivery.
Your expertise will help ensure projects are delivered to the highest technical standards while meeting programme and client requirements.
Expand your technical influence
Working across multidisciplinary teams, you will contribute to the development of mechanical systems and engineering solutions for complex projects.
Your knowledge and judgement will help shape key design decisions and technical outcomes.
Build client relationships
You will work directly with clients, consultants and contractors, providing technical advice and representing the business in project meetings.
This role offers the opportunity to strengthen your commercial awareness and develop trusted professional relationships.
Develop the engineers around you
As a senior member of the team, you will support and mentor engineers, encouraging knowledge sharing and professional growth.
It is an chance to develop your own leadership skills and broaden the impact of your technical knowledge across the business.
A collaborative, supportive culture
Through our One Global Team approach, you will work alongside colleagues from different regions and disciplines, sharing expertise and contributing to projects across international markets.




You will be part of a team that shares knowledge, recognises success and invests in its people.
Progress your career
As the business continues to grow, this role provides opportunities to expand your leadership responsibilities, increase your influence across projects and further develop your technical and management capabilities.
Essential Skills and Experience
Bachelor's degree in Mechanical Building Services Engineering or equivalent qualification.
Proven experience in mechanical MEP design, with significant exposure to data centre projects.
Strong working knowledge of engineering software including HAP, Pipe Flo, Navisworks and ACC.
Demonstrated ability to lead and coordinate multidisciplinary project teams, manage budgets and meet deadlines.
Experience undertaking design checks and ensuring compliance with relevant codes and standards.
Excellent communication skills, with the ability to engage confidently with clients, technical partners and cross-discipline teams.
In addition, you will be joining a community that focuses on learning and development through regular knowledge sharing sessions, investment in accredited professional courses and educational programmes.
You can set the pace for your professional development and, whatever path you choose, you will receive relevant support.
About Black & White Engineering
Black & White Engineering is a multi-award-winning engineering consultancy with more than 1,300 employees across the UK, Europe, Middle East, Asia Pacific and North America.
We specialise in the full spectrum of engineering design consultancy for the data centre sector, including Mechanical, Electrical & Plumbing (MEP), Civil & Structural, Design Management, Sustainability, BIM, Power Systems and other infrastructure-related services.
Our engineering approach is grounded in practicality, technical excellence and operational efficiency.
With rapid growth across regions, many colleagues have progressed from engineering roles into leadership positions — your future development is supported and recognised.
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📌 Principal Mechanical Engineer – Melbourne
🏢 Black & White Engineering
📍 Melbourne