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System Administrator 1

San Antonio, Texas, United StatesEntry levelPosted Oct 29, 2026

Job description

The Realm. One TRIBE is looking for you! Realm. One was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch industry professionals.

Join us on this journey as we execute this mission-critical contract providing systems architecture and engineering in a world-wide multi-level Enterprise IT environment! Your effort and expertise are crucial to the success and execution of this impactful mission. This opportunity supports an Enterprise IT contract with a team of SIGDEV Analysts, Systems Engineers, Junior Engineers, Telecommunication Technical Analysts and System Administrators, responsible for the architecture, engineering, integration, operations, maintenance and sustainment of multi-level Enterprise IT environment.

Job Description: We are looking for a dedicated Systems Administrator who provides support for implementation, troubleshooting and maintenance of Information Technology (IT) systems. Manages IT system infrastructure and any processes related to these systems. Provides support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.

Provides Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Provides support for the escalation and communication of status to agency management and internal customers. Provides support for the dispatch system and hardware problems and remains involved in the resolution process.

Configures and manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems enhancements to improve reliability and performance. The System Administrator LCAT 1 shall possess the following capabilities: Provide support for implementation, troubleshooting and maintenance of IT systems.

Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems. Manage the daily activities of configuration and operation of IT systems. Provide assistance to users in accessing and using IT systems. Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.

Provide support for the escalation and communication of status to agency management and internal customers. Optimize system operations and resource utilization and perform system capacity analysis and planning.

Qualifications

Five (5) years’ experience as an SA in programs and contracts of similar scope, type and complexity is required. Five (5) years of additional SA experience may be substituted for a bachelor’s degree. Bachelor’s degree in a technical discipline from an accredited college or university is required. CWIP Certification Compliance with IAT Level I is required.

Position requires active Security Clearance with appropriate Polygraph.

Description copied from RealmOne's careers page. Read the full posting before you apply.

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