UNIX System Administrator Jobs in O Fallon, MO

Seeking a Systems Administrator to support intelligence customer in Bluemont, VA. Responsible for developing and maintaining agency wide Platform as a Service capabilities deployed across multiple sec...

The Leidos Spatial Solutions team is seeking an experienced System Administrator to manage cloud-based geospatial solutions. The role involves installation, configuration, administration, and maintena...

The Windows Administrator III is responsible for managing and administering manufacturing infrastructure networks and systems, including virtualization systems, Ethernet networks, Windows Server and D...

The IT Administrator role at Deloitte's Core Business Operations portfolio in Japan involves providing operational and technical support to the DoD FE Command, including troubleshooting IT problems, s...

The IT Administrator role at Deloitte's Core Business Operations portfolio in Japan involves providing operational and technical support to the DoD FE Command, including troubleshooting IT problems, s...

This is an IDIQ contract with multiple active task orders. We are running on RHEL 9 and need an engineer to evaluate and recommend configurations for test and ops environments (i.e. performance, bugs...

The Linux Systems Engineer will design and define system architecture for new or existing computer systems, contributing to complex engineering programs and projects. The role involves overseeing comp...

The Enterprise Print Systems Administrator at CACI will be responsible for managing and maintaining the organization's print infrastructure, ensuring high availability and efficiency of print services...

The Linux Systems Engineer will design and define system architecture for computer systems while contributing to engineering programs and projects. This role involves complex systems design, developme...

System Administrator responsible for performing access validations on business applications, handling user access controls, and presenting evidence in audits...

Perform complex systems design, development, and integration from the start of a systems life cycle to the end; oversee complex infrastructure including installing, configuring, testing, and maintaini...

The System Administrator is responsible for managing user access controls in compliance with Sarbanes-Oxley (SOX) regulations. This role involves performing access validations, reconciling account per...

System Administrator responsible for performing access validations and provisioning for a variety of business applications, ensuring compliance with security controls and regulations such as Sarbanes...

The Linux Systems Engineer is responsible for designing and defining system architecture for new or existing computer systems. The role involves overseeing complex infrastructure, performing systems d...

The Senior Systems Administrator will lead the design, management, and optimization of Windows-based systems and AWS cloud infrastructure. This role requires deep expertise in Windows environments, cl...

The Senior IT Systems Administrator at Oates Associates will support a team of over 60 professionals by managing network and information technology systems. Responsibilities include overseeing network...

Seeking a Senior System Administrator with an Active Secret Clearance to manage and monitor systems, ensure high availability, conduct root-cause analysis, and provide support for client-facing initia...

Perform complex systems design, development, and integration from the start of a systems life cycle to the end; oversee complex infrastructure including installing, configuring, testing, and maintaini...

The IT Network Administrator is responsible for designing, implementing, managing, and troubleshooting the organization's network systems, including LAN, WAN, and internet connections. The role ensure...

The Finance Director/Business Controller is responsible for managing the financial health and strategic planning of the organization. This role involves budgeting, forecasting, financial reporting, an...

The Linux Cloud Engineer will be responsible for designing, architecting, deploying, and maintaining cloud solutions to support intelligence customer initiatives in Arnold, MO. The role involves worki...

The Linux Cloud Engineer will design, architect, deploy, and maintain cloud solutions to support intelligence customer in Arnold, MO. Responsibilities include working with development teams, optimizin...

The Linux Systems Engineer will work on a 10-year contract supporting an Intelligence Community customer. Responsibilities include designing system architecture, developing solutions to complex engine...

The Messaging and Active Directory Engineer will manage a multinational email and active directory network, including DNS, Domain Controllers, and Exchange servers. This role involves providing top-ti...

As a Jr. Systems Administrator, you will support the intelligence customer in St. Louis, MO by maintaining computer systems' workflows and ensuring reliable operation. Responsibilities include systems...