Location
San Antonio
Job Type
Full-time
Posted
June 17, 2026
Job Description
**Description**
The Digital Modernization Sector within Leidos is seeking a **_System Administrator_** to support the GIG Service Management – Operations II
(GSM-O II) program in San Antonio, TX.
We’re seeking a candidate experienced and proficient with Windows server or Linux server operations, sustainment, and management activities to help ensure secure, reliable, and uninterrupted availability of the DoD's secure mobile device capability service. As a Sys Admin, you’ll work as part of a 24x7 Network Operations team responsible for managing an infrastructure comprised of a variety of servers, network appliances, and applications supporting voice and data services.
If this sounds like the kind of environment where you can thrive, keep reading!
**_Position will be on second shift, Monday thru Friday from 2pm-10pm._**
**Primary Responsibilities:**
+ Responsible for the maintenance, configuration, and reliable operation of comput...
The Digital Modernization Sector within Leidos is seeking a **_System Administrator_** to support the GIG Service Management – Operations II
(GSM-O II) program in San Antonio, TX.
We’re seeking a candidate experienced and proficient with Windows server or Linux server operations, sustainment, and management activities to help ensure secure, reliable, and uninterrupted availability of the DoD's secure mobile device capability service. As a Sys Admin, you’ll work as part of a 24x7 Network Operations team responsible for managing an infrastructure comprised of a variety of servers, network appliances, and applications supporting voice and data services.
If this sounds like the kind of environment where you can thrive, keep reading!
**_Position will be on second shift, Monday thru Friday from 2pm-10pm._**
**Primary Responsibilities:**
+ Responsible for the maintenance, configuration, and reliable operation of comput...