Network Engineer (TS/SCI) — On-Prem & Security

AMERICAN SYSTEMS; Chantilly (VA); On-site; USD 120,000 - 140,000; Full time

Job summary

AMERICAN SYSTEMS is seeking a Network Engineer to design and implement integrated, scalable on-premises platforms for a government client in Chantilly, VA. The role requires an active TS/SCI clearance with polygraph and a Bachelor’s degree plus 5–7 years of networking experience.

Responsibilities include designing, deploying, and securing networks (LAN/WAN/WLAN), managing IP space, and coordinating with cyber and RMF efforts. Familiarity with virtualization and cloud architectures is essential.

Qualifications

• Active TS/SCI clearance with polygraph.
• US citizenship is required for clearance eligibility.
• Bachelor's degree and 5-7 years of networking experience are required.
• DoD 8140 IAT II Level certification is required (e.g., Security+ CE, GSEC, CCNA-Security, CySA+, GICSP, CND, SSCP).
• At least 5 years working with Juniper and Cisco routers and switches, firewall deployment and migration.
• Working knowledge of virtualization and cloud platforms, services, architectures and designs.

Responsibilities

• Collaborate with systems architects to design, implement, and optimize customer networks IAW ICD 503.
• Design and deploy functional networks (e.g. LAN, WLAN, WAN).
• Investigate and resolve operational problems.
• Work on teams responsible for engineering and packaging releases.
• Plan and lead network projects for network installation and upgrade.
• Responsible for all network data transport (Layer 3 and below) and overall network traffic routing.
• Manage IP address space allocation and track IP address permanent assignments.
• Create and implement network security measures (access authentication, STIG implementation, etc.).
• Design, configure, deploy, and maintain firewalls.
• Monitor syslog events and implement changes to improve security posture.
• Work with systems Administrators, cyber security officers and CNDSP.
• Assist cyber security officers to collect and report information required during RMF A&A activities.
• Conduct regular network performance tests.
• Resolve escalated network support issues and document resolution.
• Research and analyze new network technologies and present upgrade suggestions.

Skills

Active TS/SCI clearance

Current polygraph

US citizenship

Education

Bachelor's degree

DoD 8140 IAT II Level certification

Tools

Juniper

Cisco

Firewalls

Virtualization

Cloud platforms

Job description

AMERICAN SYSTEMS is seeking a Network Engineer to design and implement integrated, scalable on-premises platforms for a government client in Chantilly, VA. The role requires an active TS/SCI clearance with polygraph and a Bachelor’s degree plus 5–7 years of networking experience.

Responsibilities include designing, deploying, and securing networks (LAN/WAN/WLAN), managing IP space, and coordinating with cyber and RMF efforts. Familiarity with virtualization and cloud architectures is essential.