Seeking a Network Engineer II to support mission-critical, large-scale network design, implementation, and maintenance within a security-focused program. Responsibilities include optimizing system performance, deploying network devices, supporting LAN/CAN/WAN, configuring solutions like VPNs, firewalls, VoIP, and ensuring compliance with regulatory standards. The role involves analyzing design specs, coordinating network upgrades, supporting end users, and applying systems engineering principles throughout the lifecycle. Requirements include a relevant degree with 6-8+ years of experience, industry certifications (e.g., Cisco, Juniper), and an active TS/SCI with Polygraph clearance. On-call support, remote work, and occasional on-site responses are expected. The position offers competitive salary, benefits, and opportunities to work on impactful, emerging technologies in national security.