Employment Type Permanent Closing Date 13 June 2026 11:59pm Job Title Network Engineer Job Summary Join Telstra’s Defence Network Operations Centre (DNOC) and help keep critical Defence networks performing at their best. This hands-on role is ideal for a Network Engineer ready to step up in a secure, high-impact environment. You’ll work on complex incidents, technical escalations, root-cause analysis, and network changes that keep services stable and customers supported. Job Description If you’ve built a solid foundation in network engineering and want meaningful work with real impact, this is a great opportunity to grow your career in Defence at Telstra. Canberra is the preferred location, with opportunities also available in Sydney or Melbourne for Network Engineers with some existing experience. This is a day-shift role, five days on site, with an on-call rotation of around one week every two months. What we offer Purchased annual leave scheme Performance-related pay Access to thousands of learning programs so you can level-up Additional Telstra day off Additional 30% off Telstra products and services Recognition of prior service for recent Defence members; carry over of long service leave to Telstra 4 weeks paid Defence leave for Defence Reserve members What you'll do Working within Telstra Enterprise Operations, you’ll support critical services for Defence and enterprise customers. You will: Investigate, diagnose, and resolve complex network incidents and problems Implement large-scale network changes in line with customer and change management processes CIP Pre-reviews Perform release and deployment management activities. Provide technical escalation support to Level 3 Engineers within the DNOC Prepare and maintain technical documentation for internal and customer stakeholders About y ou Ideally around 2 years' experience as a core Network Engineer NV1 security clearance (mandatory) - Bonus points for NV2 Strong understanding and some hands-on experience in core routing/ switching and data communication Practical experience with VLANs, Spanning-Tree, wireless technologies, and WAN/BAN routing protocols (OSPF, BGP) Experience with Juniper, Cisco, Nortel, or Avaya networking products Bonus points for: CCNA ITIL Foundation or Practitioner certification Defence or enterprise ICT environment experience Candidates must hold a n active current Defence clearance to be considered. This role will require you to hold and maintain a minimum Australian Government NV 1 security clearance. When you join our team, you become part of a welcoming and inclusive community where everyone is respected, valued and celebrated. We actively seek individuals from various backgrounds, ethnicities, genders and disabilities because we know that diversity not only strengthens our team but also enriches our work. We have zero tolerance for harassment of any kind, and we prioritise creating a workplace culture where everyone is safe and can thrive. We are aware of current limitations with our website accessibility and are working towards improving this. Should you experience any issues accessing information or the application form, and require this in an alternate format, please contact our Talent Acquisition team on DisabilityandAccessibility@team.telstra.com or via the additional contact options found at www.telstra.com.au/careers/diversity-equity-and-inclusion/disability-employment