Mobile Plant Workshop Superintendent

Mccosker Contracting; Gladstone Regional; On-site; AUD 110,000 - 160,000; Full time

Job summary

McCosker Contracting seeks an experienced Mobile Plant Workshop Superintendent to lead the plant workshop department and drive the availability and reliability of our civil construction plant and equipment fleet.

Reporting to the Plant Manager, you will lead workshop personnel, coordinate maintenance schedules, manage resources, and foster a safety-first culture where quality and accountability are non-negotiable across site operations in Queensland.

Qualifications

• Trade qualification in mechanical, diesel fitting or equivalent.
• Current Queensland Open Driver Licence and White Card.
• Demonstrated leadership with workshop teams in civil construction.
• Experience in maintenance scheduling, personnel management, and plant operations.
• Strong knowledge of mechanical maintenance and civil construction plant.
• Ability to analyse performance data and balance cost, availability, safety.
• Effective communication to influence outcomes and build relationships.
• Commitment to quality, accuracy, and continuous improvement.
• Lead with integrity and uphold professional behaviour.

Responsibilities

• Lead the plant workshop department and coordinate maintenance schedules, resources and subcontractor management.
• Oversee end-to-end plant operations from scheduling to procurement within delegated authority.
• Monitor plant availability and productivity and report on performance.
• Develop and mentor supervisors, leading hands, tradespeople and apprentices to a high-performance standard.
• Build strong relationships with site and project leadership to align outputs with needs.
• Ensure compliance with McCosker's Management System Manual, quality standards and legislation.

Skills

Workshop leadership

Maintenance scheduling

Plant operations

Safety culture

Team development

Performance analysis

Education

Trade qualification in mechanical/diesel fitting

Job description

We're looking for an experienced Mobile Plant Workshop Superintendent to join the plant workshop department leadership team and drive the availability and reliability of McCosker's plant and equipment fleet. This is a role where you'll take ownership of the plant department performance, safety culture, and the team that keep our civil construction operations moving.

Sitting within the plant workshop department and reporting to the Plant Manager, you'll lead other plant workshop department personnel, coordinate maintenance schedules, manage resources, and foster a workplace where safety, quality, and accountability are non-negotiable.

This position will:

• Champion a positive safety culture, driving safety KPIs, conducting inspections, managing incidents, and ensuring all workers operate within established HSE standards
• Oversee plant department operations end-to-end, including scheduling, maintenance planning, subcontractor management, and plant procurement within delegated authority
• Monitor plant availability and productivity, addressing delays proactively and reporting on performance in agreed formats and timeframes
• Lead, develop, and support a team of supervisors, leading hands, tradespeople, and apprentices, setting clear expectations and fostering a high-performance culture
• Build strong relationships with site and project leadership teams to align plant department outputs with operational and project requirements
• Ensure compliance with McCosker's Management System Manual, quality standards, and all applicable legislation and codes

Experience and Skills

• Trade qualification in mechanical, diesel fitting or an equivalent engineering discipline
• Current Queensland Open Driver Licence and White Card required
• Demonstrated leadership experience with workshop teams in civil construction
• Strong background in maintenance scheduling, personnel management, and plant operations
• High-level technical knowledge of mechanical maintenance and civil construction plant and equipment
• Proven ability to manage resources, analyse performance data, and find solutions that balance cost, availability, and safety
• Strong communicator with the confidence to influence outcomes and build effective relationships across all levels
• High attention to detail with a commitment to quality, accuracy, and continuous improvement
• Lead with integrity, setting the standard for behaviour, ethics, and respect on the floor.

About McCosker

McCosker are experts in the civil construction industry, delivering a diverse range of services across the mining, construction, building, gas, and industrial sectors. Headquartered in Gladstone, Queensland, we are equipped to service projects throughout Australia.

At McCosker, we are a group of empowered individuals working collectively to achieve outstanding results. We support each other, uphold our integrity, and are committed to attracting and developing outstanding leaders. We recognise that our most important asset is our people — and we invest in them accordingly.

You can learn more about McCosker Contracting at www.mccoskers.com.au

Only successful applicants will be contacted.