## Senior Systems AdministratorApplylocations: HMAS Watsontime type: Full timeposted on: Posted 22 Days Agotime left to apply: End Date: May 25, 2026 (8 days left to apply)job requisition id: 119640**Role Overview:**The Senior Systems Administrator is responsible for the upkeep, configuration and reliable operation of ICT systems, particularly multi-user networked environments including servers. This role ensures optimal uptime, performance, resource availability and cybersecurity compliance to meet organisational and industry needs.The Senior Systems Admin will also provide onsite technical leadership and responsible for daily task allocation across the technical team, ensuring alignment with operational priorities and systems requirements.**Description*** Technical Leadership* ICT Configuration Management* Escalation handling* System monitoring and analysis* Infrastructure management**Minimum Qualifications*** Strong proficiency in Microsoft and Linux operating systems* Excellent communication and interpersonal skills* Bachelor's Degree in Computer Science or Information Technology* Microsoft Certified Systems Administrator* Proven experience as a Systems Administrator* Ability to work onsite, 5 days a week at HMAS Watson* Already holding and ability to maintain an Australian Defence Security Clearance - must be an AU Citizen!**Preferred Qualifications*** Cisco Certified Network Associate (CCNA) or equivalent* Proven experience as a people manager/leader**Benefits*** Opportunity to make a considerable impact on Australian defence and security* Exciting career paths in a truly global business* Access to a generous ADF Reserve Service Policy* Wellness subsidy* Generous Parental Leave* Employee Share Scheme* Fitness Passport* Insurance Cover* ... and more!**Security requirements*****As the Australian Department of Defence is a major client, you must be eligible to obtain a Defence Security Clearance to work in this role – please be mindful to obtain a clearance, one of the main requirements is you must be an Australian Citizen.*****Applications**If this role fits what you are looking for and you believe you have the necessary skills and experience, click 'Apply Now' and attach your resume.#J-18808-Ljbffr