UNIX System Administrator Jobs in Saint Louis, MO

Optimize your IT expertise by providing top-tier desktop support. Collaborate with end-users to resolve complex hardware and software issues. Lead system enhancements while ensuring optimal performanc...

Empower technical excellence as a Systems Administrator Advisor, guiding teams to ensure reliable operation, tackle complex issues, and enhance systems performance for optimal user support in a missio...

Lead the internal technology organization, ensuring strategic alignment, operational excellence, and system reliability while driving innovation and partnership across departmental technology initiati...

Join a team that's focused on designing and managing infrastructure for cloud-based platforms, ensuring secure, efficient operations across AWS and Google Cloud. Collaborate with cross-functional team...

Unlock the potential of technology by leading IAM solutions and SaaS operations. Design automation workflows, ensure compliance, and enhance security in a rapidly growing IT environment, driving opera...

Champion the management and support of diverse web server environments, ensuring high performance and security. Leverage expertise in Linux systems, Apache HTTPD, Tomcat, and NGINX to resolve complex...

Unlock industry potential by bridging market needs with technology solutions. Oversee development, positioning, and delivery of tailored offerings for process manufacturers, ensuring alignment with cl...

Oversee the management of databases on z/OS while providing technical development support for a Department of Defense customer. Collaborate with teams to modernize and maintain intricate mainframe sys...

Lead and oversee commissioning activities for data center projects, ensuring alignment with project specifications, operational readiness, and stakeholder engagement across the project lifecycle. Driv...

Build a robust Virtual Desktop Infrastructure (VDI) environment, ensuring optimal performance and security through proactive resource management, updates, and collaboration with cross-functional teams...

Advance operational technology systems for data center infrastructure, ensuring reliability, security, and scalability while collaborating cross-functionally to optimize processes and compliance withi...

Contribute to the efficiency and reliability of critical facility systems, ensuring optimal performance through hands-on maintenance and collaboration with operations and project teams in a dynamic AI...

Join our team as you lead the management of Mainframe and Distributed Data Center Operations, ensuring high service delivery, optimizing processes, and enhancing client relationships across global tea...

Manage IT infrastructure by designing, implementing, and supporting systems to ensure performance, security, and reliability. Collaborate with teams to enhance operations and mentor junior staff, whil...

Drive the management and support of Cloud Infrastructure for application portfolios, ensuring high availability and reliability. Collaborate with global teams to provide operational support and implem...

Drive strategic technology solutions for complex federal accounts, engaging with senior leaders to create impactful roadmaps that align with military and civilian missions, while ensuring security com...

Advance your career by serving as a trusted technical advisor for complex government accounts, driving mission-aligned technology strategies and executing impactful account plans in a highly regulated...

Elevate your career by managing Oracle Fusion Middleware projects. Own deployments, configurations, and troubleshooting in a dynamic environment, ensuring effective operations and support for vital co...

Shape the future of software delivery by ensuring reliability, security, and automation in our GitHub environment. Collaborate with engineering teams to enhance developer experience while enforcing co...

Join the charge in optimizing IBM z/OS systems. You'll install, maintain, and troubleshoot mainframe operations, collaborate with teams, and drive enhancements to ensure peak performance and reliabili...

Transform processes through expert ERP administration and support, leveraging deep Deltek Costpoint knowledge to enhance functionality, troubleshoot issues, and drive system improvements while collabo...

Unlock the potential of cloud technology by managing and supporting vital systems. Collaborate with a high-functioning team to ensure optimal performance and security of cloud-based applications in a...

Take ownership of system administration and integration for cloud-based applications. Manage AWS services, ensure system performance and security, automating processes to support our National Security...

Empower program success by managing daily operations and documentation for a key transformation initiative, coordinating across teams, maintaining accurate records, and supporting financial and admini...

Elevate enterprise security by leading complex investigations and enhancing SOC processes. You'll independently improve detection strategies and operational metrics while mentoring junior analysts in...