Trainee Operations Support Officer - Mount Gambier Prison

Make a real difference in the community by joining G4S at Mount Gambier Prison as an Operations Support Officer. Working in corrections is a career with purpose, offering exceptional benefits, and clear pathways for growth.

What G4S can offer you

• High Earning Potential & Lots of Time Off: Approx. $75,000 p.a. + Super + Overtime + 7 weeks of paid annual leave.
• Paid Training & Career Advancement: You will undertake 8 weeks of training to learn about the environment. With 200 staff on-site in varied roles, there are numerous pathways for career progression.
• A Role with Purpose: Make a tangible difference by helping to keep the community, the people in our care, and our staff safe and secure.

About the roles

We're seeking Operations Support Officers (OSOs) with excellent communication and conflict resolution skills to join us at Mount Gambier Prison (OSOs have minimal prisoner contact).

Our training program is comprehensive and includes training in standard operating procedures, self-defence, radio training, report writing, first aid & CPR, communication skills, incident response, x-ray and ion scan screening, fire training, and more.

Operations Support Officers

Our OSOs have minimal prisoner contact and conduct x-ray screening, search visitors upon entry, work in the prison property area, operate the prison control room, monitor CCTV and support key administrative prison functions.

• Rate - $30.77p/h during your training | $37.89 p/h ($75k p.a) once training is completed
• Roster - 8-hour to 12.5-hour shifts | Mix of weekdays, nights, weekends & public holidays.

What we're looking for

No qualifications or prior experience in corrections is required, it's your life skills that are highly valued in these roles. We're looking for the following:

• Able to work a rotating 24/7 roster, including public holidays & weekends
• Holder of an Australian driver's licence
• Physically fit and able to pass a medical assessment
• Full Australian working rights
• Able to commence in March 2027

The recruitment process

G4S runs a staged recruitment process which includes the following:

• Online Application
• Online Assessment
• Phone Call
• Onsite or Online Interview
• Group Site Tour
• Background Checks & Medical Assessment

Interviews for these roles will be conducted in December 2026, with a fully paid training program beginning in mid March 2027.

About G4S Australia and New Zealand

G4S, An Allied Universal® Company, is a world-leading security and facility services company that delivers tailored, integrated solutions. With a global workforce of approximately 800,000 employees across 100 countries and nearly 2,000 employees throughout Australia and New Zealand, we combine local knowledge with global best practices to safeguard assets, people and communities. We are a preferred partner for complex and high-risk environments, allowing our government, law enforcement and industry clients to focus on their core business. People are the heart of everything we do. From safeguarding critical infrastructure in mining, health, finance, and data centres to delivering essential justice services—including prisons, courts, prisoner escort and transport, electronic monitoring, and mobile speed cameras—our mission is to keep our communities and the people in our care safe.

For more information about G4S Australia and New Zealand, please visit www.g4s.com.au.