The Senior Commissioning Engineer - Mechanical Systems is a pivotal job that focuses on leading the planning, coordination, and execution of testing and commissioning activities for mechanical systems on a major rail/metro infrastructure project in Western Sydney. This role is crucial for ensuring that mechanical systems operate safely and efficiently, complying with all necessary requirements before handing over to operations. The team values collaboration and innovation, creating a supportive environment where everyone can thrive and contribute to shaping the future of transport in NSW.