Principal Mechanical Engineer

About us 

Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions. 

Job Purpose

Provide technical leadership and subject matter expertise for all mechanical engineering activities associated with mining, beneficiation, pelletizing, material handling, and utility systems. Lead the design, optimization, reliability improvement, troubleshooting, and lifecycle management of mechanical assets to ensure safe, reliable, and cost-effective plant operation.

The Principal Mechanical Engineer serves as the senior technical authority for mechanical systems and supports operational excellence, plant expansions, debottlenecking initiatives, and capital projects.

Key Responsibilities

Technical Leadership

• Act as the lead mechanical engineering authority for mining and pelletizing facilities.
• Develop and review engineering standards, specifications, and best practices.
• Provide technical guidance to project teams, maintenance teams, and junior engineers.
• Support engineering governance, risk assessments, and technical audits.

Plant Reliability & Asset Integrity

• Drive reliability-centered maintenance (RCM) initiatives.
• Lead root cause failure analysis (RCFA) for critical equipment failures.
• Develop long-term asset management strategies.
• Monitor equipment performance indicators and recommend improvement actions.
• Ensure compliance with asset integrity and reliability standards.

Engineering Design & Projects

• Lead FEED, detailed engineering reviews, and project execution support.
• Review mechanical calculations, equipment sizing, vendor documents, and design packages.
• Support plant expansion, brownfield modifications, and debottlenecking projects.
• Evaluate emerging technologies and recommend practical implementation strategies.

Required Qualifications

Education

• Bachelor's Degree in Mechanical Engineering.
• Professional Engineer (PE), Chartered Engineer (CEng), or equivalent certification preferred.

Experience

• Minimum 15–20 years of mechanical engineering experience.
• At least 10 years in mining, mineral processing, iron ore beneficiation, pelletizing, steel, or heavy industrial facilities.
• Proven experience supporting large-scale mining and pellet plant operations.
• Experience in EPC, EPCM, brownfield, and operational environments.

We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.

And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology. Whatever your ambition, there's a path for you here.

And there's no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.