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Senior Systems Administrator, TS/SCI w/Poly

Peraton

Annapolis Junction, MD · Posted October 16, 2026

Just laid off? Start here: a plan for the first weeks

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Peraton has filed 3 layoff notices in the last twelve months, covering 133 workers, most recently October 2026. These are public filings with state labor departments, and an open role can sit alongside them. See the filings

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  • Ios

About the job

Mid-level Network / Desktop Administrator to support and maintain enterprise network and end-user computing infrastructure. This is a hybrid role combining hands-on switching and network support with desktop/endpoint administration. The ideal candidate is comfortable working across the stack — from configuring VLANs and port security on Cisco switches to imaging endpoints and troubleshooting Windows 10/11 clients — while delivering responsive, professional customer support to end users. This role balances infrastructure work with day-to-day operational support and requires someone who can work independently on routine tasks and escalate appropriately on complex issues. - Configure, maintain, and troubleshoot Cisco switches running IOS-XE and...