Night Network Administrator — TS/SCI, Cyber Defense Ops

TDI (Tetrad Digital Integrity)

Arlington (VA)

On-site

USD 105,000 - 145,000

Full time

3 days ago

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Job summary

Tetrad Digital Integrity (TDI) in Arlington, VA is hiring a Network Administrator for the 3rd shift (10 PM to 6 AM) to support the Compartmented Enterprise Services Office (CESO) program onsite five days a week.

The role requires an active TS/SCI clearance, DoD 8750 IAT Level II certification (e.g., Security+ CE), a Bachelor's degree with 4+ years of related experience, and hands-on experience configuring network infrastructure (switches/routers, VLANs, 802.1X), plus BGP/OSPF and Site-to-Site

Qualifications

Active TS/SCI security clearance is required.
DoD 8750 certification at least IAT level II (e.g., Security+ CE).
Bachelor's degree and 4+ years of related experience.
Hands-on experience configuring and managing network infrastructure (switches, routers, VLANs, 802.1X).

Responsibilities

Network monitoring of connections and performance to ensure network availability for user access and services.
Proactively identify risks and issues in the network and complete actions to mitigate them.
Plan, coordinate and implement network maintenance, installation, and security to protect and improve network infrastructure.
Receive and review user requests to establish or resolve issues with user access to services.
Troubleshoot and resolve network issues and escalate to senior engineers or vendors.
Configure, install, and maintain network devices and software.