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System Administrator 3

Annapolis Junction, Maryland, United StatesPosted Sep 18, 2026

Job description

Realm. One is the GOAT - where your career can reach the greatest heights! 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 full life cycle software asset management support. Your effort and expertise are crucial to the success and execution of this impactful mission. This opportunity supports a team of Application Engineers, Database Engineers, Information Systems Security Engineers, Network Engineers, Software Engineers, System Administrators, Systems Engineers, Technical Writers, by supporting the full life cycle of IT resources.

Job Description: 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, Linux 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 Level 3 SA shall possess the following capabilities: 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, Linux 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.

Qualifications

Bachelor’s degree in a technical discipline from an accredited college or university is required. Four (4) years of additional SA experience may be substituted for a bachelor’s degree. Fifteen (15) years experience as a SA in programs and contracts of similar scope, type, and complexity is required. Six (6) years of experience with Service Management (ITSM) is required.

Certifications Required: Requires DoD 8570 compliance Information Assurance Technical (IAT) Level II certification. ITIL 4 platform certification 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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