Work Type: Full‑time contract, 5 days on site (no WFH flexibility)
Workrights: Must be Australian Citizen, eligible for NV1
Duration: Initial 6 month ongoing contract
This role opportunity exists for an experienced Senior Information Security Systems Engineer to join a secure, enterprise environment supporting critical infrastructure. This is a hands‑on technical role focused on the deployment, operation and support of network and security systems within a regulated environment.
Key Responsibilities
- Provide Security Engineering support to deploy and maintain network security products and services
- Support Network Operations and Engineering teams with testing and evaluation of security technologies
- Perform lifecycle testing and operational support of security architectures
- Manage enterprise access controls, configuration baselines and compliance requirements
- Configure and maintain VPN technologies
- Conduct vulnerability scanning, analysis and remediation activities
- Support and administer security tools including Splunk, Rapid7, Nessus, Tanium, CyberArk, Imprivata, SentinelOne, Airlock Digital and related technologies
- Develop and maintain technical security documentation
- Master's Degree in Computer Engineering, Computer Science, IT Systems or related field with a minimum of 4 years' relevant experience
- 5 to 7 years' experience in Network Security Engineering including specification, evaluation, testing, deployment and operation of security technologies such as Firewalls, Routers, Switches, IDS, WAF and VPN solutions
- Minimum 2 years' experience leading technical teams, monitoring performance, conducting reviews and participating in recruitment activities
- Experience with ASD Essential Eight, NIST and other security frameworks
- Experience analysing security logs and event data
- Experience managing enterprise configuration baselines
- Security+, Network+, CCNA and/or CISSP certifications
Peoplebank and Leaders IT are committed to creating a diverse and inclusive workplace where everyone belongs. We welcome applications from people of all backgrounds, identities, and experiences. If you need adjustments to the recruitment process due to your circumstances, please let us know—we’re here to support you.




