Linux System Administrator Jobs in Walnut Creek, CA

Lead the charge in elevating cloud infrastructure through advanced Linux systems administration, mentoring, and project management in a high-growth tech environment...

Shape the future of system administration by ensuring optimal performance and security across diverse server environments, while supporting and managing critical infrastructure for operational success...

Unlock the potential of IT infrastructure by delivering expert Linux systems administration. Support critical systems and collaborate with teams to maintain optimal operations, enhance performance, an...

Drive secure network operations at the DoD medical group level, ensuring optimal performance and compliance with cybersecurity policies while providing training and support to internal and external us...

Reimagine UNIX administration as a core component of operating excellence. Drive security, performance, and compliance in multi-site environments while collaborating with stakeholders to innovate solu...

Optimize enterprise infrastructure by managing and enhancing hybrid systems. Collaborate with teams to ensure system reliability, security, and performance. Leverage your expertise in cloud environmen...

Unlock potential by managing and optimizing enterprise infrastructure, supporting both cloud and on-premises systems, with a focus on high availability and security. Collaborate closely with key stake...

Lead the charge in designing and supporting critical systems, ensuring reliability and compliance while mentoring junior engineers. Your expertise will drive efficient infrastructure solutions with a...

Engage with our IT Operations team as a Senior Systems Administrator, focusing on Identity and Access Management while driving integration across security, endpoint, and identity systems to enhance in...

Contribute to a dynamic IT team by owning network infrastructure and enhancing security. Manage WAN connectivity and device security, ensuring robust performance and compliance across multiple sites...

Optimize cloud infrastructure operations by maintaining and troubleshooting servers, collaborating with vendors, and ensuring operational effectiveness. Contribute to day-to-day management while enhan...

Unlock potential by developing innovative software systems that integrate scientific workflows with supercomputing environments. Collaborate on high-performance computing solutions and drive impactful...

Deliver expert administration and management of ClearPath OS2200 systems, ensuring optimal performance and security. Collaborate with teams to enhance services, support integration, and drive continuo...

Shape the future of information security by managing compliance across classified programs, overseeing security measures, and guiding teams in safeguarding sensitive data within dynamic systems...

Lead a dynamic support team in providing critical IT infrastructure expertise. Collaborate on cutting-edge technologies within a mission-focused environment, ensuring security compliance and system av...

Shape the future of IT by designing and maintaining secure enterprise infrastructure while mentoring junior staff and ensuring compliance with industry cybersecurity standards...

Lead the design and implementation of enterprise virtual desktop solutions, ensuring cross-functional collaboration for optimal performance and reliability. Drive continuous improvement and troublesho...

Join a dynamic team to oversee and optimize computer systems and networks. Ensure operational integrity and security while enhancing performance. Collaborate with stakeholders to implement solutions a...

Shape the future of IT operations by ensuring system stability and performance. Support Microsoft Hyper-V, 365, and AD while automating tasks with PowerShell. Drive efficiency through advanced trouble...

Grow innovative server solutions as a System Engineer, leading benchmarks, defining key technologies, and collaborating with teams to enhance product lifecycle management and solution development in c...

Join a dynamic team to innovate and enhance secure, high-performance container applications, driving a technology transformation in the insurance industry. Collaborate across teams to improve systems...

Lead the development of innovative, high-performance containerized applications while collaborating with cross-functional teams to enhance security, reliability, and efficiency in a transforming tech...

Join our dynamic team as a Sr. System Engineer, leading multi-node server system development. Utilize your technical expertise to innovate and ensure quality through all phases from concept to launch...

Drive technology excellence as you manage infrastructure, mentor IT staff, and enhance security. Collaborate with teams to deliver innovative solutions while ensuring operational consistency and excel...

Join a team that's dedicated to ensuring the reliability and performance of critical infrastructure at a global scale. You'll lead the operations of distributed systems, mentor engineers, and work clo...