Network Engineer

Job Summary This position supports the planning, deployment, operation, and modernization of secure network infrastructures that enable Command, Control, Communications, Computers, Cyber, Intelligence, Surveillance, and Reconnaissance (C5ISR) operations. The role focuses on designing, integrating, and maintaining tactical and enterprise network systems while ensuring performance, security, and compliance in mission-critical environments. Key Responsibilities Plan and expand network infrastructure to support new initiatives and evolving operational requirements Modernize network architectures while maintaining secure and resilient operations Troubleshoot network issues including traffic congestion, infrastructure upgrades, and performance degradation Develop network documentation, diagrams, blueprints, and technical guides Deploy, operate, maintain, and troubleshoot physical and virtual network hardware (routers, switches, monitoring tools) Integrate multiple network transport systems to support wide-area connectivity, including satellite, radio frequency, troposcatter, line-of-sight, and tactical fiber solutions Install hardware and software, create system backups, and monitor network performance Deploy, configure, maintain, and troubleshoot virtual infrastructure environments and administrator workstations Deploy and maintain network services such as domain controllers, DNS, and messaging services Design, deploy, and support Wi-Fi and wireless networking solutions for tactical environments Provide expertise in software-defined networking technologies including SD-WAN, NAC, segmentation, and secure campus networking Perform cybersecurity hardening and continuous monitoring of network infrastructures (STIGs, patching, vulnerability scanning) Manage and maintain security configurations based on operational requirements Required Qualifications Active Secret security clearance Advanced network training with at least 4 years of demonstrated network engineering experience CompTIA Security+ or equivalent DoD IAT Level II certification Demonstrated experience with TCP / IP analysis and packet-level troubleshooting Cisco Certified Network Associate (CCNA) certification Experience with system administration on Windows and / or Linux platforms Experience with VMware virtualization technologies Preferred Qualifications Packet analysis certifications (e.g., Wireshark Certified Network Analyst or equivalent) Advanced Cisco certifications (e.g., CCNP, CCDP – Route / Switch) VMware Certified Associate or specialty certifications Network operating system certifications (Windows Server, Linux, or similar) Experience with network monitoring tools and performance analysis platforms Scripting or automation experience (PowerShell, Perl, Bash, or similar) Experience supporting Department of Defense tactical wide-area networks using RF and satellite transmission systems Experience with network instrumentation, in-band / out-of-band data collection, and analysis services Experience designing or implementing modeling and simulation test tools