At Macmahon, you’ll find something different. We’re a successful mining and civil contractor that’s going places – and we want to take you with us. When you join Macmahon, you’re not just getting a job – you’re joining a quality team that’s built to together, and built to last.

Macmahon is an Australian Securities Exchange (ASX) listed company with a proud 60-year history. Backed by ourexpertiseand standards,we’recommitted to growing talent and supporting the communities where we work.We pride ourselves onmaintainingthehighest operational standards and offering exceptional working conditions.

About the Role

Own the end-to-end delivery of the Supervisor HSEQ role, collaborating with site leaders and functional teams to ensurethe safety and well-being of all underground personnel. You will play a key role in maintaining and improving the Safety Management System (SMS) for underground exploration operations. This includes enforcing safety standards, monitoring work practices, identifying and mitigating risks, and ensuring compliance with HSEQ and regulatory requirements. The role involves conducting audits and investigations, promoting a strong safety culture, and supporting continuous improvement and safety initiatives across the project.

Responsibilities

Implement andmaintaina comprehensive safety management system, ensuring compliance with relevant regulations and company policies

Ensure responsibilities outlined in the Safety Management Plan are understood and adhered to by all personnel

Coordinate and manage the allocation of Safety Officers across underground exploration sites to ensure adequate safety coverage and effective support at all project locations

Monitor work areas to ensure high standards of housekeeping, hazard control, traffic management, lighting, signage, fatigue management, first aid and emergency response, SOP compliance, and overall safety awareness are consistently maintained

Monitor work areas to ensure maintenance activities comply with safety procedures,



including isolation/tag-out, working at heights, lifting and rigging, and the safe management of hazardous substances and dangerous goods

Assist and facilitate incident and accident investigations, analyse root causes, and report findings and recommendations to management

Ensure personnel are familiar with emergency procedures and facilities, and actively participate in drills, testing, and training related to emergency response plans

Ensure adequate supply and maintenance of appropriate personal protective equipment (PPE) for all personnel

Coordinate and carry out spot checks to ensure compliance with seat belt use, fatigue monitoring systems (e.g. SIMPER), and PPE requirements across site operations

Prepare and deliver safety training sessions and site inductions to ensure personnel understand safety requirements and procedures

What You’ll Bring

Bachelor’s degree in Occupational Health, Safety and Environmental (OHSE) or a related discipline

Minimum of 3 years’ experience in a similar safety role, with underground and/or mining operations experience preferred

Certifications and training in relevant safety disciplines, such as SMKP Auditor, Ahli K3 Umum, HSE Inspector, Training of Trainer (ToT), Incident Investigation, Pengawas Operasional Pratama (POP), and Senior First Aid, are highly desirable

Basic computer skills, including word processing and data collation

Basic English communication skills, with the ability to present to groups and clearly communicate complex concepts

Valid driver’s licence (SIM A) with the ability to safely operate a 4WD light vehicle (LV 4x4)

Strong leadership and interpersonal skills, with the ability to influence and engage others

Self-motivated, with a cooperative approach and ability to work effectively within a team environment

Roster: 4 weeks on, 2 weeks off

Why Macmahon?

Shape outcomes that make a difference for our people and clients

Long-term opportunities and career pathways, within a culture that’s genuine, respectful and team orientated

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📌 Indonesia, Central Sulawesi – Supervisor HSEQ (Expat Opportunity) (Melbourne)
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📍 Melbourne