The Opportunity NTS is seeking a Network Engineer with experience supporting networked video systems to design, configure, deploy, troubleshoot, and sustain network infrastructure across enterprise, edge, and field environments. The Network Engineer will support LAN/WAN infrastructure, routing and switching, network security, connectivity, and related systems, with additional responsibility for supporting video and video-over-IP capabilities. The position will support U.S. Department of State (DoS) requirements in domestic and overseas (OCONUS) locations where network reliability, security, and operational readiness are essential. Key Responsibilities (Principal Duties and Accountabilities *Essential Functions) Design, configure, install, integrate, test, troubleshoot, and maintain LAN/WAN network infrastructure and associated network services.Configure, maintain, and troubleshoot Cisco routing and switching equipment, network hardware, and related software.Configure, maintain, and troubleshoot firewalls, VPNs, and network security technologies, including Cisco ASA/CSF, OpenVPN, and comparable solutions.Provide technical support for network connectivity, performance, availability, and reliability across enterprise, edge, data center, and field environments.Support the integration, deployment, troubleshooting, and sustainment of networked video systems, including video-over-IP and video distribution technologies.Troubleshoot network and video connectivity, configuration, performance, and interoperability issues and implement effective solutions.Perform system integration, testing, verification, validation, installation, and deployment activities for network and related systems.Develop and maintain network diagrams, as-built documentation, configurations, test procedures, and other technical documentation.Support data center networking, infrastructure, hardware, connectivity, and applicable security controls.Support cellular, satellite, Starlink/Starshield, and other communications technologies as required.Coordinate with customers, vendors, and technical team members to resolve network and system integration issues.Support domestic and OCONUS installations, troubleshooting, maintenance, and field deployments as required.Perform other duties as assigned in support of program and mission requirements.