Senior Linux Administrator Jobs in Reston, VA

Transform IT infrastructure by leveraging UNIX/LINUX/MS expertise to maintain and enhance operating systems in a dynamic cloud environment, ensuring stability and security across server frameworks and...

Support, troubleshoot, and maintain IT systems, ensuring operational integrity across various platforms. Provide Tier I and Tier II support, manage system configurations and monitoring, and optimize r...

Grow your impact in a mission-driven role where your Linux expertise shapes critical operations. Work collaboratively in a fast-paced environment, enhancing system performance and security while drivi...

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...

Develop and maintain IT systems and infrastructure while ensuring optimal operations. Provide Tier 1 and Tier 2 support, troubleshoot issues, and configure operating systems, enhancing performance and...

Elevate your career as a Systems Administrator, supporting essential systems and users in a technical role that ensures seamless network and data center operations. Take on challenges that drive impro...

Partner with us to manage Linux systems, ensuring performance, security, and compliance across multiple networks. Oversee installations, configurations, and troubleshooting in both cloud and on-premis...

Contribute to systems administration by managing daily operations, ensuring compliance and optimizing performance across Linux systems, cloud services, and automation tools, while leveraging extensive...

Pioneer innovative monitoring solutions to enhance mission-critical systems' performance, reliability, and security in a classified environment, leveraging extensive experience with SolarWinds technol...

Optimize existing legacy applications while driving the transition to a modern system architecture. Leverage 5+ years of DevOps expertise to enhance performance and support cloud agnostic environments...

Accelerate your career by managing IT infrastructure and implementing CI/CD pipelines. Collaborate with teams to enhance deployment strategies, automate tasks, and ensure high system performance and s...

Unlock potential by managing IT infrastructure and CI/CD pipelines. Collaborate with development teams to enhance performance, ensuring system availability and security through automation and monitori...

Take ownership of IT systems' implementation, operation, and maintenance. Support Tier 1 and Tier 2 problem resolution while managing UNIX and Windows environments to ensure system reliability and per...

Explore your career as a System Administrator II, where you'll enhance IT systems, troubleshoot issues, and ensure smooth operations across various platforms. Join us to make a significant impact on o...

Shape the future of IT systems support by overseeing operations, infrastructure management, and troubleshooting. Be a key player in enhancing client/server/network devices' performance while deliverin...

Support critical satellite operations by maintaining systems and resolving issues. Collaborate with technical leads to implement IT solutions, automate monitoring, and ensure service continuity for vi...

Join a dynamic team as a Linux Systems Engineer, where you'll design and implement innovative solutions for complex systems, enhancing infrastructure reliability and security while driving your profes...

Transform operational effectiveness by providing expert systems administration and support across key infrastructure platforms. Collaborate with cross-functional teams to ensure seamless IT operations...

Lead the charge in managing IT infrastructure while automating processes and ensuring security. Collaborate with teams to improve deployment strategies and deliver high-performance systems through eff...

Oversee and enhance Microsoft Exchange environments, ensuring optimal performance and security. Collaborate on server upgrades, troubleshoot issues, and implement strategies for reliable communication...

Provide top-tier Linux systems administration across multiple classified networks. Ensure compliance, security, and performance of RHEL servers, HPC clusters, and enterprise storage while promoting au...

Join a team that's dedicated to optimizing and managing our virtualized environment and Active Directory infrastructure. You will provide critical Tier 2/3 IT support, ensuring seamless operations and...

Join a team that's dedicated to optimizing IT services and enhancing system reliability. As a key player, you'll manage VMware and Active Directory, providing essential support that drives operational...

Optimize and manage RHEL-based infrastructure to ensure stability, security, and efficiency. Perform system administration tasks and automate processes while collaborating with teams to resolve comple...

Unlock potential by managing and optimizing Red Hat Enterprise Linux infrastructures, ensuring stability, security, and performance for critical operations. Collaborate with cross-functional teams to...