Network Systems Administrators – Multiple Levels

About the Company

For over 25 years, Consunet has grown as a sovereign enterprise, delivering trusted cyber and spectrum security solutions with agility, precision, and purpose. Our work protects what matters most by safeguarding national interests and supporting Australia's Defence and Intelligence communities.

Our expertise spans Information Warfare, Spectrum Management, Cyber & DevSecOps, and Logistics. These capabilities position us to shape the future of cyber and spectrum security in Australia and internationally. With a legacy built alongside Defence and Intelligence partners, we bring the highest level of assurance and trust to everything we do.

Today we are entering an exciting phase of global growth. As we expand into international markets, we remain grounded in our values; trusted, sovereign, excellent, leading and sustainable. We also prioritise transparency and accountability, standing by our commitments and delivering with speed, efficiency, and reliability.

Joining Consunet means becoming part of a purpose-driven team that is shaping the future of cyber and spectrum security worldwide. Here innovation, mastery and collaboration are at the heart of everything we do, and every person has the opportunity to grow with us on this journey.

To learn more about Consunet, please visit: 

About the Team

You will join our Network Systems Administration team—a skilled and collaborative group dedicated to building and maintaining secure, high-performance network infrastructure that underpins mission-critical software solutions. The team's mission is to ensure resilient, compliant, and optimised network environments that support development, deployment, and operational continuity. We value technical excellence, proactive problem-solving, and cross-functional collaboration, working closely with engineering and cybersecurity teams. As we evolve to support emerging technologies, leadership development, and global delivery, you'll be part of a team driving innovation in secure network operations.

About the opportunity

We have multiple opportunities available across various levels within the Network Systems Administration stream. As a Network Systems Administrator, you'll support and secure the ICT environments that underpin Consunet's software delivery. You'll manage network operations, optimise system performance, and collaborate with teams to ensure resilience and compliance. This role offers the chance to grow your expertise and contribute to secure infrastructure across enterprise-wide initiatives.

About the Role

Our Network Systems Administration stream is a vital capability supporting the secure delivery of mission-focused software solutions. The team designs, maintains, and optimises resilient network infrastructure that meets strict performance and compliance standards. We value technical excellence, collaboration, and continuous improvement—working across disciplines to enable secure operations, automation, and integration. As we expand to support emerging technologies, leadership development, and global delivery, you'll be part of a team enabling the future of secure enterprise connectivity.

What You'll Do

We have opportunities across multiple roles and levels within the Network Systems Administration stream, offering opportunities to contribute and grow in a dynamic, security-focused environment. You will:

• Support and manage secure ICT environments for Consunet and its clients
• Design and maintain resilient network and DevSecOps infrastructure
• Collaborate across teams to optimise performance and ensure compliance
• Contribute to documentation, reviews, and continuous improvement initiatives
• Mentor junior team members and support knowledge sharing across the team

What You'll Bring

We're looking for candidates across various levels within the Network Systems Administration stream who bring a mix of technical expertise, collaborative mindset, and a passion for secure innovation. You'll bring:

• Experience in network systems administration, ICT operations, or infrastructure support
• Strong skills in designing, maintaining, and securing enterprise network environments
• Ability to troubleshoot, analyse, and optimise system performance and reliability
• Excellent communication and collaboration skills across multidisciplinary teams
• A proactive approach to continuous improvement and professional development
• Experience mentoring or supporting junior team members (senior level)
• Understanding of compliance requirements and secure practices in regulated environments
• Eligibility to obtain and maintain an Australian Government Security Clearance (baseline or higher)

Qualifications

Tertiary Education Information Technology or equivalent experience.

Why join Consunet?

• With global expansion underway, we're opening exciting new career opportunities for people who want to help shape the future of cyber and spectrum security
• Joining Consunet means being part of a close-knit, purpose-driven team where innovation and collaboration are at the heart of everything we do
• Consunet is headquartered in the Adelaide CBD, with operations across Australia
• We are committed to creating a diverse and inclusive workplace.
• We encourage applications from veterans and reservists; your experience is valued here. We support veterans through recruitment, flexible work, reservist leave, a Veterans Policy, dedicated points of contact internally, and an EAP specialising in defence. We invite veterans to voluntarily disclose their prior military service.
• Consunet offers flexible work and an inclusive environment to support our people to thrive, with an EAP service which has specialist defence experience to support wellbeing.

Benefits working for Consunet

• Be part of a workplace that values innovation, quality, and work-life balance.
• Enjoy a flexible, inclusive, and friendly work environment.
• Access competitive pay and salary packaging options.
• Take advantage of parental leave and our Study Loan Scheme.
• Build your career with training, development, and clear pathways for progression.
• Work with cutting-edge technology, research, and agile project management.
• Benefit from mentoring and support by experienced team members.

Important note: Applicants must be Australian citizens and eligible to hold and maintain an Australian Defence Security Clearance. Defence experience is desirable. More information:

To Apply:

Click "Apply Now" and attach your CV along with a Cover Letter summarising your experience.

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