Site Supervisor – Offshore Structural Remediation & Marine Construction

We are seeking an experienced Site Supervisor to lead construction activities on a major offshore structural remediation 15+ month project at Dalrymple Bay Coal Terminal.

This is a hands‑on leadership role supervising multi-disciplinary crews delivering structural steel remediation, offshore scaffold systems, corrosion protection works, pile wrapping, gallery wrapping and associated marine infrastructure works while maintaining the highest standards of safety, quality and productivity.

Working closely with Project Management, Engineers, Client Representatives and subcontractors, you will ensure works are completed safely, efficiently and in accordance with project specifications and client expectations.

Key Responsibilities

Supervise daily construction activities across multiple work fronts.

Lead and mentor fitters, boilermaker, coating and labour crews.

Coordinate offshore access, work sequencing and daily planning.

Ensure compliance with WHS legislation, project procedures and environmental requirements.

Implement and monitor Safe Work Method Statements (SWMS), risk assessments and permit systems.

Coordinate structural remediation, blasting, coating and Denso wrapping activities.

Coordinate plant, equipment, materials and subcontractors to maintain project productivity.

Monitor quality assurance requirements including inspections, testing and project documentation.

Participate in client meetings, toolbox talks, pre‑start meetings and planning sessions.

Liaise with client representatives to coordinate operational interfaces and minimise disruption to terminal operations.

Ensure accurate daily reporting including labour, progress,



safety observations and productivity.

Drive a positive safety culture through visible leadership and proactive hazard management.

About You

Previous experience supervising large industrial or marine construction projects.

Strong knowledge of structural steel remediation and maintenance projects.

Experience coordinating blasting, painting or corrosion protection works.

Excellent leadership and communication skills.

Ability to manage multiple crews and subcontractors simultaneously.

Strong understanding of quality management systems and inspection processes.

Experience working within live operating industrial facilities.

Excellent planning, scheduling and problem‑solving skills.

High attention to detail and commitment to safety.

Essential Qualifications

Construction Industry White Card

Current Driver Licence

Supervisor experience within heavy industry

Strong understanding of WHS legislation

Ability to obtain or hold an MSIC (Maritime Security Identification Card)

High level computer skills including Microsoft Office

Trade Qualification (Boilermaker, Mechanical, Scaffolding or similar)

Protective coatings or corrosion protection experience

Denso Application Familiarisation (or willingness to obtain)

Confined Space & Working at Heights

First Aid

Dogging, Rigging or EWP tickets

What We Offer

Competitive remuneration package

Long‑term project with potential for future opportunities

Work on one of Australia's largest marine infrastructure remediation projects

Supportive leadership team

Opportunity to work with industry‑leading construction methodologies and cutting-edge corrosion protection systems

A strong safety‑first culture where your leadership makes a difference

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📌 Site Supervisor – Offshore Structural Remediation & Marine Construction (Mackay)
🏢 DGH Engineering
📍 Mackay