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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Network Engineer - **Company:** Orbis Operations - **Location:** McLean, VA, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Amazon Web Services, Microsoft Azure, Cloud Computing, Cyber Security, Virtual Private Networks (VPN), Network Security, Network Architecture, Network Planning and Design, Network Monitoring, Routing, Zero Trust Network Access, Cloud Platform System, Firewalls (Computer Science), Juniper, Open Network Automation Platform, Cisco - **Published:** August 29, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/18134481?backUrl=%2Fcareer%2F18134481%2FSenior-Network-Engineer-Virginia-Mclean ## About the Role * Active Australian Government Top Secret security clearance, or eligibility to obtain and maintain one through AGSVA - Australian citizenship is required. * 8+ years of experience in network engineering, with at least 3 years in a senior or lead capacity supporting defense, intelligence, or other classified environments. * Deep hands-on expertise with enterprise routing and switching (Cisco, Juniper, or equivalent), firewalls, and VPN/remote-access technologies. * Demonstrated experience designing and operating networks in classified or multi-level-security environments, including cross-domain solutions. * Working knowledge of cloud networking (Azure and/or AWS), including hybrid and hardened government-cloud environments. * Strong understanding of network security principles, including Zero Trust Architecture, segmentation, and defense-in-depth. * Ability to travel up to 10% of the time. * Excellent written and verbal communication skills, with the ability to engage confidently with government customers and technical stakeholders. Desired Qualifications * Industry certifications such as CCNP/CCIE, JNCIP, or equivalent. * Experience supporting tactical-edge, disconnected, or intermittently connected network environments. * Familiarity with IRAP assessment processes and Australian Government Information Security Manual (ISM) requirements. * Experience with network automation and infrastructure-as-code tooling. * Prior experience supporting AUKUS or other allied coalition network environments. Physical Requirements * Prolonged periods of sitting at a desk and working on a computer * Participation in virtual and in-person meetings * Ability to attend planned meetings and/or work in classified spaces for extended periods within the specified work regions ## Description Orbis is seeking a Senior Network Engineer to join our team based in Canberra, Australia, supporting mission-critical network infrastructure for government and allied defense customers. This role will design, deploy, and sustain secure, high-availability networks across classified and multi-domain environments - including on-premises, cloud, and contested/disconnected edge deployments - in direct support of customer and Orbis' data and decision platforms. You will work alongside practitioners who have operated at the mission edge, with direct responsibility for the network backbone that Orbis' governed data fabric runs on. This role is based in Canberra, Australian Capital Territory, with an on-site presence required to support classified network infrastructure and customer facilities. Some domestic and international travel may be required to support program and customer needs. Travel: Occasional, up to 10%. Domestic and international travel may be required to support program and customer needs., * Design, implement, and maintain secure network architectures supporting classified and multi-domain systems, including cross-domain solutions and air-gapped or contested-edge deployments. * Configure and administer routing, switching, firewalls, VPNs, and network security appliances across on-premises and cloud (e.g. Azure, AWS/GovCloud-equivalent) environments. * Monitor network performance and availability, diagnose and resolve complex incidents, and lead root-cause analysis for high-priority outages. * Implement and enforce network security controls in line with Zero Trust Architecture principles and applicable Australian and allied government security frameworks. * Support accreditation and certification activities, including documentation for Information Security Registered Assessors Program (IRAP) assessments or equivalent. * Partner with software and platform engineering teams to ensure network design supports Orbis' data-movement and collection platforms at the required scale and security posture. * Provide senior technical mentorship to junior engineers and contribute to network standards, runbooks, and disaster-recovery planning. * Engage directly with government and allied customer stakeholders on network requirements, design reviews, and incident response. ## Related Videos - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies) - [Your Infrastructure Is Not a Playground: AI Agents for Infra Done Right](https://www.wearedevelopers.com/videos/2084-your-infrastructure-is-not-a-playground-ai-agents-for-infra-done-right) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best Paying Remote Jobs](https://www.wearedevelopers.com/magazine/255-best-paying-remote-jobs) - [The Best Job Search Websites of 2025](https://www.wearedevelopers.com/magazine/368-the-best-job-search-websites-of-2025) - [UK Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/326-uk-business-culture-and-etiquette)