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Position Description:
Be part of something meaningful. Join CGI, one of the world’s largest independent IT and business consulting firms – as we expand our Space, Defence and Intelligence (SDI) footprint in Australia. With a global legacy of supporting mission-critical programmes, we are now actively shaping the future of SDI in Australia. This is your opportunity to help define strategy and direction as part of our growing team.
At CGI, you’re more than just an employee, you’re an owner. Through our generous share purchase plan, you can take pride in seeing the benefits of our collective success.
Your future duties and responsibilities:
We are seeking an experienced Network Engineer to support a major Defence communications program based in Adelaide. This role involves delivering secure, high-performance network infrastructure to enable resilient communications across Defence operational environments.
You will work within a multidisciplinary engineering team responsible for the design, implementation, integration, and sustainment of complex network environments aligned with Defence ICT and security standards.
• Design & Implementation:
o Develop and document network architectures and topologies for Defence systems, including IP-based transport, routing, and security overlays.
o Configure and deploy routers, switches, firewalls, and VPNs in classified network environments.
o Integrate network components with satellite communications and terrestrial systems.
• Network Operations & Maintenance:
o Monitor network performance and implement optimisations to ensure reliability and availability.
o Conduct fault diagnosis, incident response, and root cause analysis.
o Maintain network configuration control and documentation in accordance with Defence ICT standards.
• Security & Compliance:
o Implement network hardening and security controls consistent with ISM and ADF cyber policy.
o Participate in security accreditation, risk assessments, and vulnerability management activities.
• Collaboration & Support:
o Work closely with Defence stakeholders, CIOG representatives, and system integrators.
o Provide technical input to design reviews, system integration testing, and operational readiness activities.
Required qualifications to be successful in this role:
Essential:
• Proven experience as a Network Engineer in secure or Defence ICT environments.
• Strong knowledge of Layer 2/3 networking, routing protocols (BGP, OSPF, EIGRP), and QoS.
• Experience with Cisco or Juniper network equipment (CCNP or equivalent desirable).
• Proficiency in firewall technologies, IPSec, and VPN configurations.
• Familiarity with network monitoring and management tools (SolarWinds, SNMP, NetFlow).
• Understanding of Defence ICT security frameworks (ISM, DSGL, DISP).
• Excellent documentation and configuration management discipline.
Desirable:
• Exposure to satellite or tactical communications systems.
• Experience with automation and scripting (Python, Ansible).
• Knowledge of SD-WAN or network virtualisation technologies.
• Experience working in multi-domain or air-gapped network environments.
Qualifications
• Bachelor’s degree in Network Engineering, Computer Science, or related field.
• Current NV1 or higher security clearance.
• Relevant vendor certifications (e.g. Cisco CCNP, Juniper JNCIS, Fortinet NSE).
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What you can expect from us:
Together, as owners, let’s turn meaningful insights into action.
Life at CGI is rooted in ownership, teamwork, respect and belonging. Here, you’ll reach your full potential because…
You are invited to be an owner from day 1 as we work together to bring our Dream to life. That’s why we call ourselves CGI Partners rather than employees. We benefit from our collective success and actively shape our company’s strategy and direction.
Your work creates value. You’ll develop innovative solutions and build relationships with teammates and clients while accessing global capabilities to scale your ideas, embrace recent opportunities, and benefit from expansive industry and technology expertise.
You’ll shape your career by joining a company built to grow and last. You’ll be supported by leaders who care about your health and well-being and provide you with opportunities to deepen your skills and broaden your horizons.
Come join our team—one of the largest IT and business consulting services firms in the world.