UNIX System Administrator Jobs in Saint Louis, MO

Unlock potential by providing senior technical leadership for Air Force IT systems. Manage infrastructure, coordinate delivery teams, and enhance system capabilities while ensuring operational stabili...

Elevate server performance by designing, implementing, and maintaining secure, enterprise-level server infrastructure, leveraging virtualization, automation tools, and best practices for efficiency an...

Manage the implementation and operation of IT systems supporting DOJ's complex litigation needs. Optimize performance and ensure security while leading a team in a fully remote environment dedicated t...

Champion the financial reporting and consolidation processes by providing essential support and troubleshooting for users, while managing system integrations and enhancing reporting capabilities withi...

Drive operational efficiency by streamlining workflows and automating systems. Contribute to a centralized team optimizing enterprise applications to enhance productivity and reduce operational overhe...

Manage and optimize AWS-based SaaS solutions, providing Tier 3 support and collaborating on diverse projects to enhance infrastructure performance and system efficiency in a dynamic environment...

Innovate and enhance enterprise server infrastructure by designing, implementing, and maintaining secure systems. Collaborate with stakeholders to improve efficiency and reliability while supporting b...

Engage in systems administration within a dynamic team, ensuring optimal operation of multi-user systems, managing performance tuning, security functions, and user interaction while developing policie...

Join a team that's focused on providing operational support for a federal application, liaising with users and technical teams, and ensuring seamless application administration while managing stakehol...

Unlock your potential while overseeing network project activations, configurations, and testing in support of critical Defense Information Systems. Collaborate with customers and use expertise to ensu...

Join a team that's shaping the future of customer engagement through innovative backend solutions, collaborating across departments to deliver impactful marketing communications and real-time messagin...

Shape the future of IT operations by administering and optimizing Windows, Linux, and cloud infrastructure. Collaborate across departments to enhance technical solutions, ensuring secure and efficient...

Contribute to ITOM excellence by managing ServiceNow platforms, ensuring data integrity, and optimizing integrations in compliance with federal standards. Collaborate with teams to enhance system perf...

Join a team that's dedicated to managing AWS infrastructure for secure data transfers. You will oversee administration, security, and automation of cloud-based systems to ensure performance and reliab...

Elevate IT infrastructure by ensuring seamless operation of servers, networks, and systems. Collaborate with teams to enhance security and reliability while providing technical support for users and i...

Join a team that's responsible for building and maintaining a scalable, secure, and performant Linux infrastructure through automation and modern tooling, ensuring high availability and adherence to b...

Transform complex hardware failures into reliable solutions by analyzing GPU, CPU, and server environments. Collaborate with cross-functional teams to enhance RMA processes, vendor interactions, and l...

Manage complex litigation support projects remotely, overseeing staff and coordinating case activities. Play a key role in ensuring effective communication with clients and attorneys while executing d...

Join a dynamic team to provide Tier 2 support for Dynamics 365 users, troubleshoot complex issues, and enhance support documentation while staying updated on the latest features and best practices in...

Shape the future of IT capacity management by ensuring resources meet business demand in a regulated environment. Collaborate with teams to optimize performance, manage risks, and align strategies for...

Unlock potential by managing mainframe security for critical operations. Collaborate across teams to implement access control, monitor risks, and ensure compliance with policies while driving efficien...

Champion innovative IT solutions at the DOJ by analyzing requirements, designing systems, and leading technical teams to support complex litigation missions in a fully remote environment...

Accelerate growth by managing enterprise VMware environments, optimizing performance, and ensuring high availability and security. Play a key role in disaster recovery, core infrastructure services, a...

Elevate your career by overseeing turnaround execution support for North America. Manage procurement contracts, facilitate communication with teams, and ensure adherent processes during high-impact tu...

Join a dynamic team as a Senior DevOps Lead, architecting infrastructure and mentoring a diverse group of contractors. This hands-on role balances leadership with technical execution, impacting AWS-ba...