Network Systems Administrator

MANTECH seeks a motivated, career, and customer-oriented **Network System Administrator (NSA)** - I to join our team in **El Segundo, CA** .

You will provide day-to-day support for Collateral, Sensitive Compartmented Information (SCI), and Special Access Program (SAP) activities supporting SSC Directorates and/or AFSPC Operational Units in a full-time, on-site environment.

**Responsibilities:**

+ Install, maintain, audit, and support a secure MS Windows network environment and limited web/data application services.
+ Maintain internet applications and protocols including IP, TCP, HTTP, HTTPS, FTP, and SSL.
+ Maintain file servers, firewalls, network access, Security Monitoring Systems, and system documentation.
+ Interface directly with local customers to provide technical IT support and quickly resolve system anomalies.
+ Perform periodic maintenance, hardware upgrades, replacement, firmware updates, and system configuration changes.
+ Mana...

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