Network Engineer

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

This Darwin-based opportunity suits a capable Network Engineer with strong technical expertise focused on delivering secure, reliable, and high-performing network infrastructure.

• 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

• 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

If you are interested in this position, please submit your CV and cover letter which describes who you are and addresses the criteria detailed above.