At Certis Security Australia, our mission is to make our world safer, smarter and better. As Australia’s only next generation security company operating at scale, we protect some of the nation’s most sensitive assets through disciplined operations, strong governance and highly trusted people.
We are seeking experienced and professional Security Officers to join our team as Full-Time Permanent Relievers.
Working within a 24/7 security operation, you will play a critical role in protecting essential infrastructure and supporting compliance with regulatory and security requirements.
This is an exciting opportunity to work across a variety of security functions, including gatehouse operations, security monitoring, control room operations, and Security Operations Centre (SOC) activities. Every shift contributes to maintaining the safety, security, and continuity of critical assets and operations.
As a Security Officer Reliever, you will provide operational support across multiple sites and security functions, ensuring consistent service delivery and effective security outcomes.
Reporting to the Duty Lead, Security Operations, you will be responsible for monitoring security systems, coordinating incident responses, controlling site access, and supporting the protection of critical assets and infrastructure.
Employment Type: Full-Time Permanent
Location: Multiple Sites & Security Operations Centre
Roster: 24/7 rotating roster including day, afternoon, night, weekend, and public holiday shifts. Flexibility to work across multiple locations and operational functions is required.
Primary duties include, but are not limited to:
You are an experienced Security Operations Centre (SOC) Operator, Control Room Operator or Security Officer who thrives in fast-paced operational environments and understands the importance of protecting critical infrastructure.
You remain calm under pressure, can manage multiple priorities simultaneously and are committed to maintaining the highest standards of professionalism and operational discipline.
You will bring:
Once you've submitted your application, the next step is to complete a virtual interview with Certis.
This is an important part of our hiring process and must be completed for your application to be considered further.
After you've completed your virtual interview, our hiring managers will review all candidates. If you're successful in progressing to the next stage, we'll be in touch to let you know what's next.
Within Certis Australia, we believe our strength lies in the diversity of our people. We offer an inclusive culture where you can be your authentic self, contribute your unique perspective and grow with equal opportunities for advancement.
Our commitment to a Safer, Smarter and Better workplace ensures every employee is supported, respected and empowered.
We actively encourage First Nations and Torres Strait Islander peoples, veterans and candidates from diverse backgrounds to apply.

Certis is a leading advanced integrated security organisation that develops and delivers multi-disciplinary smart security and integrated services. As a unique specialist operations-technology outsourcing partner, Certis integrates advanced security, technology, facilities management, customer service and talent to build and operate bespoke solutions for complex, critical operations that extend beyond security. Our design-for-purpose solutions are led by an extensive track record of running operations and design thinking to drive operational efficiencies and deliver business-critical outcomes for our customers.
Certis is headquartered in Singapore, with an international presence that extends to Australia, and Qatar.
At Certis, we want you to re-imagine the possibilities of your career. Join the Certis family and be part of something big and exciting!
Discover more at:
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https://www.youtube.com/c/CertisGroup
Certis Security Australia licence numbers are listed at https://go.certisgroup.com/au-licences