System Administrator

Vertical Scope Group Consultant – Expert, Trusted & Reputable in ICT and Cyber System Administrator (NV2) Industry: Defence & National Security Key Responsibilities Be the driving force at the centre of our client’s Australian expansion. Gain global exposure and work closely with this leading U.S. company. Grow your team as you embed into this long‑term leadership position, shaping System architecture and best practice in Australia. About the Client Our client is a rapidly growing technology company at the forefront of secure data management and enterprise software engineering. Founded within the past decade, the organisation has built a strong reputation for delivering mission‑critical technology solutions across defence, government, and national security sectors. With a culture defined by innovation, integrity, and technical excellence, they are expanding their Australian operations to support projects that strengthen the nation’s digital sovereignty and resilience. The team values ownership, curiosity, and trust, and they’re looking for professionals who thrive in high‑impact, security‑conscious environments where technology truly makes a difference. About the Role As a Systems Administrator , you will play a vital role in maintaining, monitoring, and optimising the client’s enterprise systems—both cloud‑hosted and on‑premises. You will ensure secure, reliable and continuous operations across critical software, infrastructure, and networking components, enabling the team to perform mission‑essential work without interruption. You will apply deep systems administration expertise, proactive troubleshooting, and a customer‑service mindset to strengthen uptime, enhance automation, and mitigate cybersecurity risks across Defence‑aligned environments. Responsibilities & Expectations Maintain and support the integrity of client systems and networks through technical support and configuration management. Perform daily monitoring, maintenance, and troubleshooting of applications, networks and systems in both cloud and on‑premise environments. Ensure high availability and reliability of enterprise systems supporting 24/7 operations. Provide timely, solutions‑focused support to users and stakeholders, fostering a culture of responsiveness and collaboration. Manage system installations, upgrades, patching, and automation initiatives to improve performance and security posture. Collaborate with cross‑functional engineering and cybersecurity teams to strengthen system resilience and streamline processes. Support and enhance cloud identity and access management tools, ensuring compliance with security and Defence standards. Develop and maintain operational documentation, procedures, and knowledge bases for system continuity. Identify and mitigate potential risks through proactive monitoring, testing, and response planning. Benefits Attractive salary based on qualifications, experience and achievements Superannuation Annual performance bonus Health/wellness allowance Professional subscription Salary sacrifice and salary packaging options Additional 1 week of annual leave per year = 5 weeks per year Other leave in accordance with the National Employment Standards and state long service leave legislation How to Apply If you’re a System Administrator who is ready to take the next step and become a central figure in delivering mission critical technology solutions, we’d love to hear from you. Submit your CV or reach out for a confidential discussion. Referrals Referrals increase your chances of interviewing at Vertical Scope Group by 2x. Seniority Level Mid‑Senior level Employment Type Full‑time Job Function Information Technology Industries Defense and Space Manufacturing Location Canberra, Australian Capital Territory, Australia #J-18808-Ljbffr