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Senior Systems Administrator

Amentum

McLean, VA, United States Full-time June 06, 2026
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Opportunity Description

Amentum is looking for a **Senior Systems Administrator** to join our team in **McLean, VA** ! As the **Senior Systems Administrator** , you will monitor and maintain corporate communication systems related to email and messaging; troubleshoot hardware, software, and network problems pertaining to the operation of Microsoft Exchange Servers in a Windows Active Directory environment; and oversee the status of issues related to messaging systems with the corporation and ensure that issues are resolved, documented, and closed in a timely manner. **Must have an Active Top Secret/SCI US Government clearance. Note: US Citizenship is required to maintain a Top Secret/SCI clearance.**

**MAJOR DUTIES AND RESPONSIBILITIES:**

+ Serves as Microsoft Exchange Email Administrator, responsible for the design, specification, testing, and implementing of Microsoft Exchange Servers and resolves Exchange email system problems as required.
+ Responsible for identifying, specifying...
Full-time other-general

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