IT Infrastructure Administrator Jobs in Saint Louis, MO

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...

Drive the administration and security of Azure and Microsoft 365 environments, ensuring compliance while enhancing operational efficiency. Collaborate with cross-functional teams to leverage AI techno...

Contribute to system integrity by managing technical support for a GEOINT exploitation system. Troubleshoot, automate, and optimize software/hardware while collaboratingwith users to enhance operation...

Oversee network infrastructure across multiple sites, ensuring security, performance, and availability. Manage server systems and collaborate with teams on implementations while driving IT projects to...

Manage and lead infrastructure operations, ensuring a reliable and secure technology environment while collaborating with technology teams to drive strategic objectives and continuous improvement acro...

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...

Unlock potential by designing and supporting robust AWS infrastructures for enterprise ERP applications, specifically targeting Deltek Vantagepoint environments, ensuring high availability and optimiz...

Join a team that's enhancing system performance by delivering expert administration for critical SaaS environments. Your role is crucial in maintaining functionality, troubleshooting issues, and suppo...

Drive systems administration for virtual and physical infrastructure, ensuring top-notch support for mission-critical operations. Lead and innovate in a dynamic environment while managing crucial serv...

Optimize enterprise infrastructure projects by executing designs, conducting tests, and ensuring handoffs. Collaborate closely with architects and project managers while demonstrating strong communica...

Lead the charge in ensuring robust administration and security management of complex Windows-based systems. You will enhance operational efficiency while maintaining compliance with critical DoD cyber...

Optimize platform deployments and customer support by effectively managing the Istari platform across diverse environments. Collaborate cross-functionally to ensure seamless infrastructure operations...

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...

Champion exceptional IT infrastructure solutions and end-user services by leading a diverse team that ensures secure, reliable, and scalable technology operations while collaborating with key stakehol...

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...

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...

Support mission-critical systems by leading enterprise systems administration, ensuring efficient physical/virtual server operations and Active Directory management within a dynamic Department of Defe...

Pioneer secure, efficient infrastructure and cybersecurity solutions for corporate environments. Collaborate with teams to ensure compliance and enhance technology operations through innovative, scala...

Elevate cloud security by designing and implementing robust measures, enhancing zero-trust access controls, and optimizing SASE frameworks across AWS, GCP, and Azure environments while mentoring junio...

Tackle infrastructure challenges by defining standards, driving strategy, and earning trust across development teams. As a Staff Engineer, influence platform policies, oversee CI/CD practices, and enh...

Join us to build innovative Infrastructure-as-Code solutions that streamline client onboarding. Develop automated patterns and CI/CD pipelines to enhance security and governance, accelerating provisio...

Analyze mainframe networking systems to ensure optimal performance, security, and compliance. Collaborate with cross-functional teams to troubleshoot issues, lead projects, and mentor junior staff. Dr...

Contribute to the effective management of the ServiceNow platform, ensuring optimal performance and user satisfaction through system upgrades, troubleshooting, reporting, and collaboration with stakeh...

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