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Active Hybrid San Antonio, Texas Posted · 02.11.2026 USAJOBS

IT Specialist (Systems Admin)

Administrative Office of the U.S. Courts

This position is in the Department of the Chief information Technology Officer, Product Development Office (PDO), Mission Support System Division (MSSD), Case Management Branch (CMB). The CMB develops, modernizes, and maintains case management and related systems for federal appellate, district, and bankruptcy court judges and staff, probation and pretrial services officers, and federal defenders. The Information Technology Specialist serves as System Administrator providing support in the architecture, management, and security of enterprise class virtual environments and systems. The incumbent is responsible for the administration, maintenance, security, operation, and support of systems that are managed by the PACER Development team in CMB. The incumbent will work under minimal supervision with considerable latitude for the use of initiative and independent judgement. Duties Include: Installing, configuring, maintaining, and supporting custom applications which reside on RedHat Linux host servers including databases (such as Inforrmix), data query/retrieval programs, reporting tools, internal support applications and public e-commerce applications. Administering routine software maintenance database upkeep, and application software installation and tuning; system troubleshooting and end-user support relative to supported applications and associated operating systems. Analyzing and monitoring application health, supporting custom integration points for enterprise applications, identifying risks and attacks, and actively mitigating potential issues and down time. Performing and documenting root cause analysis. Coordinating with internal and external staff regarding the configuration and hardening of systems and software in accordance with organizational standards, Payment Card Industry Data Security Standards (PCI_DSS), security best practices, and project requirements. Working with management and security team to coordinate vulnerability scans, audits, and assessments; ensure Plan of Action and Milestones (POA&Ms) are entered and tracked; performing vulnerability remediation tasks within defined risk level thresholds. Representing the branch as the Subject Matter Expert (SME) in regular security audits and assessments. Providing end user support as needed. Creating, reviewing, validating, and maintaining up-to-date procedural administration, operation and maintenance documentation. Providing after-hour on-call support for all systems and applications Applicants must have demonstrated experience as listed below. This requirement is according to the AO Classification, Compensation, and Recruitment Systems which include interpretive guidance and reference to the OPM Operating Manual for Qualification Standards for General Schedule Positions. Specialized Experience: Applicants must have at least one full year (52 weeks) of specialized experience which is in or directly related to the line of work of this position. Specialized experience is demonstrated experience managing secure Linux systems, and configuring, securing, and monitoring custom software applications. CONDITIONS OF EMPLOYMENT All information is subject to verification. Applicants are advised that false answers or omissions of information on application materials or inability to meet the following conditions may be grounds for non-selection, withdrawal of an offer of employment, or dismissal after being employed. Selection for this position is contingent upon completion of OF-306, Declaration of Federal Employment during the pre-employment process and proof of U.S. citizenship for competitive status positions or conversion to a competitive status position with the AO. If non-citizens are considered for hire into a temporary or any other position with non-competitive status or when it is confirmed by the AO Human Resources Office there are no qualified U.S. citizens for a competitive status position (unless prohibited by a law or statue), non-citizens must provide proof of authorization to work in the U.S. and proof of entitlement to receive compensation. Additional information on the employment of non-citizens can be found at USAJOBS Help Center | Employment of non-citizens/. For a list of documents that may be used to provide proof of citizenship or authorization to work in the United States, please refer to Form I-9, Employment Eligibility Verification. All new AO employees will be required to complete an FBI fingerprint-based national criminal database and records check and pass a public trust suitability check. New employees to the AO will be required to successfully pass the E-Verify employment verification check. To learn more about E-Verify, including your rights/responsibilities, visit https://www.e-verify.gov/. All new AO employees are required to identify a financial institution for direct deposit of pay before appointment. You will be required to serve a trial period if selected for a first-time appointment to the Federal government, transferring from another Federal agency, or serving as a first-time supervisor. Failure to successfully complete the trial period may result in termination of employment. If appointed to a temporary position, management may have the discretion of converting the position to permanent depending upon funding and staffing allocation. This position does not require education to qualify.
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