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Primary Location NT - RAAF Darwin Job Description Summary We are growing - join our Defence division! About the Role We have multiple opportunities available for Engineering System Network Engineers to support us in this contract. These are permanent full-time positions that could be based at any key sites across the Northern Territory including Darwin, Larrakeyah, Robertson and Tindal, or South Australia including Edinburgh, Keswick and Woomera. About us Service Stream is an equal opportunity ASX-listed business that develops and operates Australia's essential services networks across telecommunications, utilities, transport, defence, and social infrastructure industries - we keep communities connected. Your next role comes with these perks: Career development – we offer growth opportunities and support internal mobility. You will have access to skill enhancement through our online learning system and onsite training. Access - discounts for hundreds of businesses such as Woolworths, Air BNB, The Iconic, JB HI-FI, Dan Murphys, Bupa Health Care, and Specsavers. We also offer access to novated leasing and a share matching program. Paid leave - parental, cultural, community service, defence, study, corporate volunteering and purchased leave available. Culture – we are dedicated to fostering a workplace environment that values diversity and inclusion, and meaningful recognition. You will play a key role in building the culture of our new team. About the role You will be responsible for designing, implementing, and maintaining robust network infrastructure that supports both enterprise IT systems and specialised engineering platforms. You will ensure the seamless integration of engineering applications and industrial control systems within a secure, high-performance network environment. Your key responsibilities will include: Designing, implementing, and maintaining secure and scalable network infrastructure to support engineering systems and enterprise IT. Monitoring network performance and troubleshooting connectivity, latency, and configuration issues. Managing firewalls, VPNs, and other security protocols to protect sensitive engineering data. Integrating specialised engineering platforms (e.g. CAD, SCADA, PLCs) into the broader network environment. Collaborating with engineering and IT teams to ensure system compatibility and operational efficiency. Maintaining documentation for network architecture, configurations, and change management. Conducting regular system upgrades, firmware updates, and patching to ensure reliability and compliance. Supporting disaster recovery planning and implement redundancy and failover solutions. Assisting in evaluating and deploying new technologies to improve network performance and security. Ensuring compliance with cybersecurity standards and internal governance policies. Participating in audits, risk assessments, and network vulnerability testing. About you Our ideal candidate will have: Bachelor’s degree in Information Technology, Computer Science, Engineering, or a related field. Hands on experience with engineering systems integration (e.g. SCADA, PLCs). Industry certifications such as CCNA, CCNP, CompTIA Network+, or equivalent (preferred). Proven experience in designing and managing enterprise network infrastructure. Excellent documentation and communication skills. Valid driver's licence. You must be an Australian Citizen and able to obtain and maintain a Defence Security Clearance. How to apply Please submit your interest with the apply button where you will be directed to create a profile on our system. Applications may be reviewed before the closing date, so please don’t hesitate to apply! We celebrate diversity at Service Stream and welcome applications from people who identify as Aboriginal and/or Torres Strait Islander, people with a disability or neurodivergence, and those from LGBTIQA+, Veteran or other diverse groups. Applications are unable to be accepted via email. If you require any reasonable adjustments to the recruitment process, please email talent.defence@servicestream.com.au. Department Engineering How to Apply If this sounds like you apply now to the Service Stream Recruitment Team via the online application button. Service Stream, together with its subsidiaries and affiliates, is a leading national service provider to develop and operate Australia's essential communications, energy and water networks in the telecommunications and utilities industries. We specialise in the design, construction and maintenance of new and existing networks, and deliver end-to-end engineering and asset management solutions on behalf of our blue chip client base.