Windows / Linux System Administrator

General information

Job Posting Title Windows / Linux System Administrator Date Thursday, April 16, 2026 City Annapolis Junction State MD Country United States Working time Full-time

Description & Requirements

Maximus is seeking a Windows / Linux System Administrator to manage and support internal-use telephony systems for our Homeland Security customer. This role provides technical leadership for the configuration, maintenance, and troubleshooting of enterprise telephony infrastructure, with responsibilities spanning operating systems, networking, security, and application support.This position is on-site and requires a Secret Clearance.  Maximus TCS (Technology and Consulting Services) Internal Job Profile Code: TCS249, T4, Band 7 Job-Specific Essential Duties and Responsibilities:•Manage and support enterprise telephony systems across these programs, including hardware, software, peripherals, and call applications such as W...

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