Network Engineers (NV2 / PV Security Clearance)

Job description

Position Description:

CGI is seeking experienced Network Engineers to join our growing Space, Defence & Intelligence (SDI) team. This is an opportunity to work on mission-critical network infrastructure supporting Australia’s national security and advanced space capabilities.

As one of the world’s largest independent IT and business consulting services firms, CGI has a strong global presence across the space, defence, and intelligence sectors. We deliver secure, resilient, and high-performance network solutions across satellite communications, ground systems, and defence platforms.

Joining CGI means being part of a team operating at the forefront of secure networking and communications, contributing to complex and highly classified environments.

At CGI, you are more than just an employee you are an owner. Through our share purchase plan, you can directly benefit from the success you help create.

Your future duties and responsibilities:

As a Network Engineer, you will be responsible for the design, implementation, and support of secure network environments across Defence and Space programmes.

Key responsibilities include:

Designing, configuring, and maintaining secure network infrastructure

Supporting network integration with satellite communication systems and ground segments

Managing routing, switching, and network security across complex environments

Monitoring network performance and conducting troubleshooting and optimisation

Collaborating with systems, Satcom, and software engineering teams to deliver integrated solutions

Ensuring compliance with Defence security standards, policies, and accreditation requirements

Supporting system testing, deployment, and operational readiness activities

Maintaining accurate network documentation, configurations, and procedures

Contributing to incident response and continuous improvement initiatives

Required qualifications to be successful in this role:

Proven experience in network engineering within enterprise or secure environments

Strong knowledge of routing and switching (e.g. TCP/IP, BGP, OSPF, VLANs)

Experience with network security technologies (e.g. firewalls, VPNs, IDS/IPS)

Exposure to satellite communications, RF environments, or defence networks (desirable)

Experience with network monitoring and management tools

Relevant certifications (e.g. CCNA, CCNP, or equivalent) are desirable

Strong problem-solving skills and attention to detail

Ability to work effectively in secure, multidisciplinary environments

Excellent communication and collaboration skills

Active NV2 or PV Security Clearance (mandatory)

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 new 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.