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Senior Windows SysAdmin; TS​/SCI Poly

Listing for: Leidos
Part Time position Listed on 2026-11-14
Job specializations:
Salary/Wage Range or Industry Benchmark: 116000 - 210000 USD Yearly USD 116000.00 210000.00 YEAR

Job Description & How to Apply Below

Position: Senior Windows SysAdmin (TS/SCI Poly) | Flexible Schedule
Location: Corridor North

Leidos is seeking a Senior Windows System Administrator to join a high-performing Agile team operating within SAFe in support of a fast-paced program. The role spans daily systems administration, O&M, and deployment of new capabilities across VMware, Windows, Linux, and VDI environments.

The candidate will manage AD, DNS, SCCM, Exchange, and security operations, with a focus on vulnerability remediation, IAVA management, and incident response. TS/SCI with Polygraph clearance is required.

We have an opening for a Senior Windows Sys Admin (TS/SCI Poly) | Flexible Schedule in Corridor North, MD, United States within IT & Technology.

Consider building your career as a Senior Windows Sys Admin (TS/SCI Poly) | Flexible Schedule at Leidos.

The Senior Windows Sys Admin (TS/SCI Poly) | Flexible Schedule position in the IT & Technology field is open for applications.

Position Requirements

10+ Years work experience
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