IT Systems Administrator Jobs in San Antonio, TX

Oversee the administration of cloud-based IT systems, driving service quality and efficiency while managing escalated support and strategic IT projects for a dynamic organization poised for growth...

Take ownership of ServiceNow system administration, ensuring security, compliance, and reliability across federal environments while collaborating with cross-functional teams to optimize platform perf...

Empower operational excellence as a hands-on administrator for fleet management systems, providing primary support, configuration, and data integrity while collaborating closely with users and IT team...

Take ownership of IT operations, managing identity, access, and endpoint management while ensuring audit readiness. Collaborate with teams on compliance and support employee IT needs in a fully remote...

Join a team that's dedicated to providing exceptional IT support and solutions. You will manage help desk operations, troubleshooting, and maintenance for a diverse user base, ensuring network efficie...

Oversee the administration and enhancement of business systems, ensuring effective configuration, security, and support across platforms. Lead complex issue resolution while maintaining robust documen...

Elevate your career by providing critical IT systems support, including implementation, maintenance, and troubleshooting for enterprise infrastructure. Collaborate effectively to enhance system reliab...

Drive secure software delivery in a dynamic environment while leading cybersecurity practices, Risk Management Framework (RMF) execution, and collaborating across agile teams to enhance mission succes...

Transform your career as a systems administrator, overseeing M365 services, data architecture, and robust security operations while collaborating with cross-functional teams to deliver efficient IT so...

Champion our IT infrastructure by automating identity and device management. In this dynamic role, you'll implement innovative security measures while ensuring operational efficiency in a cutting-edge...

Drive modernization efforts by supporting and optimizing Windows systems within a global operations team for a vital government initiative. Engage in troubleshooting, planning, and enhancing Microsoft...

Join a team that drives Tactical Command and Control support operations, coordinating critical network activities for diverse mission areas, maintaining situational awareness, and resolving complex ch...

Shape the future of software development by writing high-quality code, collaborating with teams, and enhancing applications to meet user needs. Contribute your expertise to innovative solutions in a d...

Empower corporate IT operations by leading a Microsoft 365 tenant migration, managing identity access via Okta and Entra ID, and overseeing Windows endpoints. Drive effective service desk operations w...

Lead the charge in managing server environments and cloud services while ensuring optimal performance and security. Collaborate with a skilled team in a fully remote setting, supporting critical infra...

Transform cybersecurity engineering for mission-critical applications by integrating secure DevSecOps practices, Risk Management Framework (RMF) compliance, and collaboration with multidisciplinary te...

Lead the charge in elevating cloud infrastructure through advanced Linux systems administration, mentoring, and project management in a high-growth tech environment...

Lead the charge in managing FedRAMP compliance and security for cloud systems. Ensure ongoing authorization, risk management, and strategic guidance for secure cloud architecture while collaborating a...

Optimize Windows Server environments in cloud and on-premises settings, ensuring performance, security, and compliance. Collaborate with teams to drive solutions and maintain operational continuity th...

Unlock potential by joining a team focused on advanced Tier II support for network devices in a fiber optic transport network, ensuring operational excellence and 100% service availability across mult...

Champion the transformation of our IT security landscape, ensuring robust operations and innovative technology solutions that empower teams, manage risk effectively, and enhance employee experience in...

Drive software investment optimization by guiding acquisition strategies and managing vendor relationships. Collaborate across teams to enhance decision-making, improve asset management processes, and...

Transform the R&D infrastructure by overseeing system operations, ensuring optimal performance, and collaborating across teams to drive innovation and efficiency in technology utilization, all while m...

Oversee the design and administration of a complex multi-campus network infrastructure, ensuring optimal security and reliability. Lead projects and mentor staff while supporting cutting-edge networki...

Grow your expertise by tackling complex infrastructure solutions, optimizing performance, and driving automation initiatives within a hybrid-cloud environment while leading cross-functional teams and...