Lead Network Administrator — TS/SCI w/ Polygraph

Cornerstone Defense LLC; Herndon (VA); On-site; USD 150,000 - 220,000; Full time

Job summary

Cornerstone Defense is seeking a Network Administrator in Herndon, VA and Chantilly, VA to support secure government programs. Active TS/SCI with Polygraph is required, along with Security+ certification.

The role focuses on maintaining Cisco switches/routers, wireless and network services, ensuring performance and security. You will lead design documentation, deployment packages, and proactive maintenance to meet availability objectives, while exploring new technologies to enhance network

Qualifications

• Active TS/SCI with Polygraph clearance.
• Security+ certification required.

Responsibilities

• Maintain Cisco switches, routers, wireless gear, CLI, and network protocols to support program needs.
• Lead requirement analysis for classified and unclassified network transport technologies (voice, video, data).
• Create and document designs conforming to security standards to meet customer requirements.
• Prepare and deploy complex implementation packages per Boeing standards.
• Lead proactive and reactive maintenance to meet service restoration and network availability objectives.
• Research and deploy emerging technologies and techniques as directed.

Skills

Security+ certification

Job description

Cornerstone Defense is seeking a Network Administrator in Herndon, VA and Chantilly, VA to support secure government programs. Active TS/SCI with Polygraph is required, along with Security+ certification.

The role focuses on maintaining Cisco switches/routers, wireless and network services, ensuring performance and security. You will lead design documentation, deployment packages, and proactive maintenance to meet availability objectives, while exploring new technologies to enhance network