Linux System Administrator Jobs

Oversee advanced technical support and systems administration for escalated incidents, ensuring optimal performance and security in a complex enterprise environment, while collaborating across teams a...

Optimize cybersecurity operations while supporting infrastructure and user needs. Engage with cross-functional teams to enhance security compliance and vulnerability management in a dynamic and evolvi...

Elevate IT infrastructure management by supporting multiple operating systems, diagnosing performance issues, and enhancing user experience. Collaborate with internal teams to implement effective solu...

Drive excellence by managing SIEM systems, ensuring security compliance, monitoring events, and enhancing cybersecurity incident response strategies while collaborating with Army Cyber Security Servic...

Accelerate progress at the intersection of system administration and integration, ensuring optimal performance and security of Linux and Windows platforms while providing technical leadership and supp...

Tackle advanced Azure cloud and network infrastructure challenges, leading secure migration efforts and managing complex systems. Enhance operational efficiency through innovative solutions and collab...

Lead the administration of diverse IT systems, ensuring optimal performance and reliability. Engage in troubleshooting, configuration, and daily operations across various platforms, contributing to se...

Unlock potential by driving the onboarding of DIB companies through project support and tech integration, utilizing your expertise in Linux and container orchestration within a collaborative team envi...

Contribute to the efficient onboarding of DIB companies by leveraging diverse technical skills in Linux, Docker, and Kubernetes, ensuring robust support for complex projects and programs that drive im...

Unlock potential by joining a team focused on advanced Tier II support for network devices in a fiber optic transport network, ensuring operational excellence and 100% service availability across mult...

Architect high-performance bulk data transport services for national security, ensuring reliability and security across a global scale. Lead system administration initiatives while collaborating with...

Transform network operations by ensuring secure, compliant, and resilient systems that support critical communications for over 5,000 users. Collaborate with elite teams to tackle complex IT challenge...

Join our dynamic team as you provide critical support for high availability systems, ensuring optimal performance and security for crucial business operations. Collaborate with diverse stakeholders to...

Shape the future of geothermal discovery by developing a multi-physics well-targeting engine, ensuring system reliability and scalability while leading a collaborative team of experts in geoscience an...

Optimize our IT infrastructure and lead the administration of Windows and AWS environments, ensuring high performance, security, and compliance with industry standards. Collaborate closely with teams...

Join us to provide expert L3-level Windows Server Administration support, tackle complex issues, and automate tasks in mission-critical environments, ensuring high availability and effective collabora...

Lead the charge in managing and securing critical command systems, ensuring the continuous operation of defense applications while delivering top-notch administrative support for Red Hat Linux environ...

Join as a Data Center Network Administrator to optimize and maintain critical network infrastructures, ensuring performance, reliability, and security while collaborating with cross-functional teams t...

Transform your career by leading complex system implementations, troubleshooting, and administration. Elevate operational efficiency through hardware/software management, technical support, and perfor...

Elevate your IT career as a Systems Administrator, supporting vital systems and infrastructure for city services. Collaborate with a dynamic team to ensure reliability and security across cloud, on-pr...

Join a team that's driving key operations by spearheading system engineering initiatives, troubleshooting enterprise platforms, and leading a dynamic helpdesk team to ensure optimal performance and cl...

Join a dynamic team as a System Administrator III, leading support for various operating systems, managing backups, and enhancing security protocols while providing expert-level end-user assistance an...

Join a dynamic team to lead engineering advancements in MQ-9 systems, ensuring integration and support through specialized technical expertise in aircraft lifecycle management and Foreign Military Sal...

Join a team that's enhancing business operations through expert support of the ServiceNow platform, driving integrations, and refining IT processes within a dynamic IT environment...

Advance your career by supporting and enhancing the ServiceNow platform as a key technical lead, driving integration efforts and ensuring compliance with security and operational standards while mento...