Who We Are
Established in 1987, DCOH is an experienced construction and development company operating across residential, commercial, hospitality and real estate sectors. We have a strong track record delivering complex projects, including award-winning work such as the Charles Darwin University Danala Education and Community Precinct, recognised with a 2025 National Master Builders Award of Excellence. With operations in both the Northern Territory and Victoria, we deliver high quality projects with a clear focus on buildability, programme certainty and strong on-site execution. Driven by a commitment to Building Better, DCOH combines experience, innovation and disciplined execution creating lasting value for our clients, partners and the communities we serve.
Who You Are
* Tertiary qualification in Information Technology, Networking, or a related discipline (or equivalent practical experience)
* 5+ years' experience in network engineering roles supporting complex enterprise or multi-site environments
* Proven experience designing, deploying, and supporting LAN, WAN, and cloud-based networking solutions
* Strong hands‐on experience with firewalls (Fortinet preferred), routing, switching, and VPN technologies
* Demonstrated experience working within Zero Trust or modern security architectures (e.g. Zscaler)
* Solid understanding of Azure networking, hybrid environments, and cloud integration with Microsoft 365
* Practical knowledge of cybersecurity frameworks, network segmentation, and compliance requirements (e.g. Essential Eight, DISP)
* Strong capability in monitoring, troubleshooting, and resolving network performance issues across distributed environments
* Experience maintaining accurate technical documentation including network diagrams, configurations, and SOPs
* Proven ability to work with vendors and service providers to resolve incidents and improve service outcomes
* Highly analytical with strong problem‐solving skills and attention to detail
* Effective communicator with the ability to collaborate across ICT teams and business stakeholders
* Self‐motivated with the ability to work independently while contributing to broader team outcomes
* Industry certifications such as CCNA, NSE, or equivalent are highly regarded
What You'll Do
* Design, deploy, and manage LAN, WAN, and cloud‐based network solutions aligned with business requirements
* Maintain and support core network infrastructure including firewalls, switches, routers, and VPN environments (e.g. Fortinet, Ubiquiti)
* Monitor network performance, proactively identify issues, and implement solutions to optimise reliability and availability
* Implement and maintain network security controls in line with Essential Eight, DISP, and organisational requirements
* Manage network access, segmentation, and Zero Trust principles to ensure secure and controlled environments
* Support and maintain integration with cloud platforms including Azure and Microsoft 365
* Troubleshoot and resolve network incidents, working closely with internal teams and external vendors
* Contribute to incident response and disaster recovery activities to ensure business continuity
* Maintain accurate and up‐to‐date technical documentation including network diagrams, configurations, and SOPs
* Collaborate with ICT team members and business stakeholders to deliver secure, scalable, and fit‐for‐purpose solutions
* Support the delivery of network-related projects, system upgrades, and continuous improvement initiatives
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