Principal Mechanical Engineer

At Wave International, we’re passionate about engineering the future by solving the world’s natural resource challenges. With over 25 years of global experience, we partner with clients to navigate complex mining and resource projects connecting traditional and emerging approaches to deliver practical, outcome-focused solutions across the project lifecycle.

From greenfield to operations, our Engineering, Project Delivery and Asset Management capabilities deliver end‑to‑end solutions from strategy and feasibility through to design, delivery and operational support across battery minerals, mineral sands, gold, bulk commodities and water, as well as broader sectors including agribusiness, industrial and ports.

We are seeking a Principal Mechanical Engineer to join our growing Perth team. This is an opportunity for an experienced engineer who wants to play a key role in building and developing the Mechanical team, while providing technical leadership across new projects in surface and underground mining infrastructure.

The successful candidate will bring strong experience delivering complex engineering projects across the resources and mining sectors, with the capability to lead technical outcomes, mentor engineers and contribute to the continued growth of the team.

In this role, you will be responsible for and have the following qualifications and/or skills:

• Degree qualified in Mechanical Engineering, with Chartered status highly regarded.
• Experience leading the design and delivery of mechanical infrastructure for underground hard rock mining projects, with strong knowledge of underground mine infrastructure requirements and multidisciplinary design interfaces.
• Significant experience delivering mechanical engineering projects within mining, minerals processing, or heavy industrial environments.
• Proven experience leading multidisciplinary projects within a consulting and/or site-based environment.
• Strong technical expertise in materials handling, bulk solids management, process plant equipment, piping systems, and mechanical design is essential, including experience with crushers, mills, pumps, conveyors, and associated plant infrastructure.
• Demonstrated ability to develop and review technical documentation, including calculations, specifications, reports, and engineering deliverables.
• Excellent project management skills, including resource planning, workload forecasting, and managing multiple priorities concurrently.
• Strong client-facing and stakeholder engagement skills, with the ability to build lasting relationships.
• Creative and solutions-focused mindset, with a proven ability to overcome technical and project delivery challenges.

Why join Wave?

• Team Culture: Be part of a collaborative and inclusive environment where your ideas and efforts are valued.
• Career Development: Access opportunities to learn, grow, and build your skills through hands-on experience and internal support.
• Salary Sacrifice options for superannuation and novated leasing.
• Employee Assistance Program (EAP) for all employees and their immediate family members including the following: Confidential counselling and support, Financial Coaching and Dietician Support.

Work from our modern QV1 office with access to:

• High-class end-of-trip facilities.
• Wellness Centre (free Yoga, Pilates, etc.).
• Fully equipped gym.
• Rooftop basketball and tennis courts.

Please direct enquiries in confidence to:

Seda | Senior People & Culture Business Partner

E: [email protected]

Our Commitment

At Wave International we believe great ideas stem from diverse teams and inclusive workplaces where everyone is valued, supported, and empowered to thrive.

We proudly acknowledge the Traditional Owners and Custodians of the lands on which we live and work and pay our respects to Elders past, present and emerging. We recognise that reconciliation is an ongoing journey and are committed to taking meaningful action through respectful partnerships and opportunities for First Nations peoples.

As an equal opportunity employer, we welcome applications from all backgrounds cultures, abilities, ages, and identities including Indigenous Australians, veterans, and those living with disability.

Only candidates eligible to work in Australia will be considered. We respectfully request no unsolicited applications from recruitment agencies.