Mechanical Supervisor - South West

Position Information

• Ref # 300048481
• Region: South West, WA
• Classification: Trades Supervision
• Date Posted: 19-Apr-2026

Description & Requirements

Key Responsibilities

• Lead, supervise and mentor a team of mechanical trades personnel and subcontractors
• Plan and execute maintenance activities across refinery fixed plant equipment
• Coordinate and deliver shutdown scopes, including major mechanical changeouts
• Ensure all work is performed in accordance with safety standards, permits, and procedures
• Conduct pre-starts, toolbox talks, and risk assessments (JHAs/JSEAs)
• Monitor progress against schedules and manage resources to meet deadlines
• Liaise with client representatives to ensure clear communication and alignment
• Identify and drive continuous improvement opportunities across maintenance activities
• Maintain accurate records, reports, and compliance documentation

About You

• Proven experience as a Mechanical Supervisor within heavy industry (refinery, mining, or processing plant)
• Strong background in mechanical fitting and maintenance of fixed plant equipment
• Demonstrated experience delivering shutdowns and high-risk maintenance scopes
• Solid understanding of safety systems, permits, and risk management processes
• Strong leadership and team management capability
• Effective communication and stakeholder engagement skills
• Ability to work in a fast-paced, high-compliance environment
• Prior experience working at Worsley Alumina is advantageous but not compulsory

Qualifications & Requirements

• Trade qualification in Mechanical Fitting (or equivalent)
• Current Driver’s License
• High Risk Work License (desirable)
• Working at Heights, Confined Space (or willingness to obtain)
• Strong commitment to safety and quality

About the Company

Monadelphous is an ASX-200 company providing multidisciplinary construction, maintenance and industrial services to many of the largest companies in the resources, energy and infrastructure sectors. Established in 1972, we’ve been working in Australia and around the world for more than 50 years. We work on the biggest projects and ensure our teams have a variety of opportunities available to follow their career path of choice.

Our Maintenance and Industrial Services division specialises in providing comprehensive, multidisciplinary maintenance and improvement solutions for customers across Australia and internationally, through a network of supporting workshops and operations in key regional areas, within the resources, energy and industrial sectors. Our expertise encompasses a wide range of services including the planning, management and execution of mechanical and electrical maintenance services, shutdowns, civil and infrastructure works, fixed plant maintenance services, access solutions, specialist coatings and rail maintenance services.

We have been part of the Bunbury and surrounding community for more than 10 years, proud to be providing jobs for the local region in gold, lithium and alumina projects.

Safety is at the forefront of everything we do, and we live by our promise: The Safe Way is the Only Way. Apply now to get started. A career at Monadelphous is a career with a difference. Make it yours.