Linux System Administrator Jobs in Chicago, IL

Champion the transition to cloud infrastructure as you enhance and scale complex systems. Collaborate with teams to develop innovative solutions, improve observability, and mentor others in a fast-pac...

Optimize IT infrastructure by designing scalable solutions that meet business needs while upholding security standards. Collaborate with senior architects to enhance operational efficiency and applica...

Explore your potential by leading OpenShift Virtualization operations, driving migration initiatives, and ensuring high availability of virtualized services while collaborating with cross-functional t...

Transform complex requirements into scalable software architectures and lead design decisions that ensure security, reliability, and performance in a collaborative Agile environment, while actively so...

Lead the charge in managing multi-cloud infrastructure, guiding a team of engineers in design, implementation, and optimization of cloud solutions across AWS, GCP, and Azure while ensuring security an...

Elevate your career by supporting and enhancing IT security measures. Collaborate across teams to strengthen security protocols, contribute to risk management, and communicate critical security concep...

Contribute to enhancing IT security posture through system support, risk management, and collaboration with teams. Ensure business continuity by developing robust security procedures and executing cyb...

Empower business resilience by securing IT systems and collaborating with teams to enhance security protocols, drive threat management, and communicate effectively, ensuring robust defenses against ev...

Optimize IT security operations by supporting security controls, managing risk, and enhancing resilience. Collaborate with teams to improve security procedures and communicate technical concepts, safe...

Optimize high-performance computing operations to enhance NOAA’s weather systems. Collaborate with experts to ensure reliability and performance of HPC systems, driving impactful innovations in foreca...

Join a team that's driving enterprise systems administration and optimization. Collaborate with cross-functional leaders to enhance business processes, streamline operations, and support scalable grow...

Optimize automation in client OCI onboarding by developing standardized Infrastructure-as-Code patterns and pipelines, enhancing tenant provisioning, governance, and security practices for efficient o...

Optimize financial systems through strategic leadership, enhancing accuracy and compliance. Collaborate with stakeholders to drive system improvements and ensure robust IT solutions, directly impactin...

Unlock potential by enhancing automated build systems using C# and C++. Collaborate with a passionate team to streamline workflows and support developers, ensuring efficient game build delivery and op...

Join a dedicated team as a system administrator, enhancing a critical Air Force logistics system. Collaborate with developers to modernize legacy software while ensuring reliable operations and securi...

Champion innovative technology solutions by overseeing comprehensive designs that align with business needs, driving cross-functional collaboration, and ensuring alignment throughout the full lifecycl...

Join a dynamic team to provide exceptional IT support, manage technology migrations, and enhance customer satisfaction through innovative solutions and strategic troubleshooting in a hybrid work envir...

Engage in innovative cloud networking solutions by architecting robust, secure infrastructures. Lead projects involving VPC, edge connectivity, and networking security, driving success in an evolving...

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...

Engineer scalable solutions by leading the design of an OpenStack virtualization platform, focusing on automation, performance, and cross-team collaboration in a demanding environment to enhance opera...

Lead the charge in optimizing our ServiceNow platform, enhancing ITSM capabilities, and driving automation initiatives. Shape the strategic roadmap to deliver exceptional service experiences while mai...

Drive data integrity and security by optimizing SQL Server performance. Engage with clients, troubleshoot issues, and collaborate with the DBA team to enhance processes and services, ensuring clients...

Engage with our tech team to enhance infrastructure through automation and design. Your expertise in AWS, DevOps, and Linux will drive our innovative solutions, ensuring operational excellence across...

Transform mission-critical environments as a Senior Splunk Administrator driving cybersecurity, compliance, and operational excellence with advanced Splunk solutions while supporting classified DoD pr...

Unlock new possibilities by designing and managing enterprise server and cloud infrastructure, guiding federal clients through critical data center modernization and migration to AWS GovCloud with exp...