System Administrator
RealmOne
RealmOne is seeking a dedicated Systems Administrator to join an enterprise IT environment focused on support, maintenance, and systems architecture across client/server/storage/network devices. The role emphasizes Tier 1 and Tier 2 escalation, day-to-day operations, and cross-team collaboration to ensure reliable IT services. The successful candidate will participate in 24/7 support and work alongside IT professionals on mission-critical systems, enabling effective problem resolution and steady #J-18808-Ljbffr
$101.36k - $109.67k
...databases for smooth and secure operation.Administer Red Hat Linux systems and troubleshoot database and system issues.Perform daily... ....Proficiency in SQL, PL/SQL, and Red Hat Linux command line administration.Strong troubleshooting skills for OS, hardware/software,...SuggestedFlexible hours- General information Job Posting Title System Administrator Date Monday, April 13, 2026 City San Antonio State TX Country United States Working time Full-time Description & Requirements Maximus is seeking an experienced System Administrator...SuggestedMinimum wageFull timeContract workTemporary workWork experience placement
- ...shareholders. Join our team and discover why we are a top veteran employer and Certified Great Place to Work™. Position Senior System Administrator, Tier-3 Level Support Services. Location San Antonio, TX (On-Site.) Clearance U.S. Citizen with ability to obtain a Public...SuggestedContract workFor contractorsWork experience placementWork at officeRemote workFlexible hoursShift work
$70k
...Specific Essential Duties and Responsibilities: Provide senior-level administration and operational support for ServiceNow ITSM and ITOM modules,... ...workflows, integrations, user roles, access controls, and system enhancements within the ServiceNow platform to improve...SuggestedMinimum wageContract workTemporary workWork experience placementRemote work- ...problems associated with server hardware, applications, and software integration. Configure and manage UNIX and Windows operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing...Suggested
$88.4k - $119.6k
...Join to apply for the Mid-Level Systems Administrator role at Boeing Join to apply for the Mid-Level Systems Administrator role at Boeing Get AI-powered advice on this job and more exclusive features. Job Description At Boeing, we innovate and collaborate to make the world...Permanent employmentFull timeInterim roleRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift workDay shift$80k - $85k
...Overview GovCIO is currently hiring for a Systems Administrator with Load balancing (F5) knowledge for an Air Force Intel System. This position will be located in San Antonio, TX and will be an onsite position. Responsibilities Establishes and maintains smooth operation...Full timeCurrently hiringLocal areaFlexible hours- ...Job Description Now Hiring: AppDynamics Administrator / Systems Administrator Support mission‑critical Commercial and Federal Healthcare environments while leveraging your expertise in Application Performance Monitoring (APM), AppDynamics, Windows/Linux administration,...Immediate start
- ...this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Systems Administrator The Digital Modernization Sector within Leidos is seeking a System Administrator to support the DoD Mobility Classified...Shift workNight shift
- ...University Health University Health is seeking an experienced Senior Systems Administrator with deep PeopleSoft expertise to support and enhance mission-critical financial, clinical, and administrative systems within a large, complex healthcare environment. This role is...
- ...and direction in the implementation and operation of computer systems; used for Community First Health Plans, Inc. (Community First)... ...regulatory compliance. Certifications such as MCSE, RHCE, AWS Certified SysOps Administrator, or similar are preferred. #J-18808-Ljbffr...Work experience placement
$60k - $65k
...facilities across the nation. About This Position The Endpoint Administrator is responsible for the configuration and maintenance of... ...This position tests, installs, and deploys multiple operating systems and applications using industry standard tools, while maintaining...Temporary workWork at officeImmediate startRemote work- ...expertise, project management, technical guidance and direction in the implementation and operation of computer systems; used for financial, clinical and/or administrative systems. Organizes and schedules a variety of major and/or complex computer system tasks, including...Work experience placement
- ...Systems Administrator II – TS/SCI Clearance Required – JBSA Lackland - San Antonio, TX Job Description The Systems Administrator II provides day-to-day administration, maintenance, and support for mission-critical Windows, Linux, virtualization, and endpoint environments...
- ASRC Federal is currently seeking a Junior Systems Administrator - Tier-2 Level to support upcoming work located in San Antonio, TX.Summary: This contract will provide 24/7/365 operations support to the customer. Applicant must be able and willing to work on-call, shift...Contract workWork experience placementRemote workFlexible hoursShift work
- ...Position Junior System Administrator, Tier-3 Level Support Services Location San Antonio, TX (On-Site) Clearance U.S. Citizen with ability to obtain a Public Trust. Summary This contract will provide 24/7/365 operations support to the customer. Applicant must be able...Contract workFor contractorsWork experience placementWork at officeRemote workFlexible hoursShift work
- ...- Lead technical planning, testing, and execution of complex system upgrades, including operating systems, infrastructure platforms... ...Provide senior-level technical support and guidance to system administrators, serving as an escalation point for complex patching, upgrade,...Minimum wageContract workTemporary workWork experience placementRemote work
- ...System Administrator LOCATION San Antonio, TX 78208 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a proactive and detail-oriented System Administrator to join our team and help...Temporary workFor contractorsImmediate startFlexible hours
- ...ideal candidate will be responsible for managing enterprise systems, network infrastructure, and cybersecurity operations while driving... ..., and reliable IT environments. Enterprise Systems Administration Manage and maintain Active Directory, Group Policy, Entra...
$7.5k
...journey as we execute this mission-critical contract providing systems architecture and engineering in a world-wide multi-level... ...Junior Engineers, Telecommunication Technical Analysts and System Administrators, responsible for the architecture, engineering, integration,...Contract workWork experience placementImmediate startFlexible hours- ...Job Description: System Administrator II Location: Northwest San Antonio, TX 78257 Job Type: Full Time, On-Site Position Experience Level: Mid-Level Job Summary We are seeking a skilled and proactive System Administrator II to aid in the management, maintenance, and upgrade...Full timeWork at officeRemote work
- ...Position Summary We are seeking a hands‑on Systems Administrator to support a mixed Windows, Linux, virtualization, networking, Microsoft 365, and cybersecurity environment. This role combines production systems administration with onsite user support and requires the...For contractors
$70k - $109.97k
...Job Title: Systems Administrator II Clearance Required: Secret Work Location: Onsite, San Antonio, TX Key Responsibilities Maintain and troubleshoot enterprise‑level products and services, including hardware (servers) firmware, and software for both on‑premise and MED3...Contract workWork experience placementRemote workFlexible hours- A leading government contractor is seeking a Senior Systems Administrator in San Antonio, TX. This role involves managing Tier 2 support and requires 8 years of relevant IT experience. Candidates must be U.S. citizens able to obtain a Public Trust, and have certifications...For contractors
$750 per month
...Description Seeking experienced System Administrators to grow their knowledge and further their career. Interclypse has numerous openings on a variety of government projects allowing us to find the best fit for your personal skillset. Requirements Interclypse provides...16 hoursTemporary work- ...customer experience, operational excellence, and community impact. We are seeking a detail-oriented and solutions-focused Dayforce System Administrator to support the administration, optimization, and ongoing improvement of our Dayforce HCM platform. This role is responsible...H1bVisa sponsorshipWork visaFree visa
- ...EPS Corporation is looking for a Network and Computer Systems Administrator to lead the Network Support Center (NSC), providing direct oversight of all NSC task order operations. Responsibilities Provides operational support to the Network Support Center (NSC) and government...
- ...Proficient in backend development using Active Server Pages (ASP.NET), C#, Javascript Experience with Sitecore Content Management System (CMS) and web development best practices for secure DoD environments Experience with SQL, database design, schema development,...Remote work
- ...Operations Manager, who provides objectives, timelines, resources, and responsibilities. This position is responsible for the administration of various systems and platforms as well as providing support for operational goals and objectives. This position works collaboratively...Work at officeRemote work
$125k - $135k
GovCIO is currently seeking a Senior Linux Administrator to support the installation, configuration, maintenance, and optimization of Linux based systems in support of 616th Operations Center (616 OC) operations. This position will be located in San Antonio, TX and will...Local areaRemote work
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