IT Infrastructure Administrator Jobs in Arlington, VA

Lead the charge in managing and automating on-prem and cloud infrastructures, enhancing system resilience and availability through innovative deployment of IT solutions and adherence to security compl...

Unlock potential by providing expert Linux systems administration and operational support for mission-critical environments. Use your troubleshooting skills to maintain system integrity and ensure sea...

Build robust systems as a Linux Administrator supporting mission-critical environments. Engage in hands-on administration, and troubleshoot system issues, while ensuring operational excellence and tea...

Manage Linux systems administration for mission-critical environments, ensuring optimal application, data, and messaging flow while independently troubleshooting complex system issues and providing op...

Build a robust Virtual Desktop Infrastructure (VDI) environment, ensuring optimal performance and security through proactive resource management, updates, and collaboration with cross-functional teams...

Take ownership of IT operations, managing identity, access, and endpoint management while ensuring audit readiness. Collaborate with teams on compliance and support employee IT needs in a fully remote...

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

Transform large-scale Linux systems by overseeing installations, operations, and security. Leverage your experience to maintain reliability and performance enhancements while managing compute, network...

Transform large-scale Linux systems through installation, support, and security. Manage day-to-day operations, monitor performance, and resolve issues, ensuring reliability and security enhancements a...

Drive innovation in cloud systems and network engineering by developing and deploying Infrastructure as Code solutions, ensuring high availability and security across diverse cloud environments to enh...

Support and enhance the end-user experience by troubleshooting IT systems, managing hardware, and facilitating training and documentation for efficient desktop operations in a dynamic environment...

Contribute to seamless IT operations by supporting remote infrastructure across multiple sites, ensuring effective troubleshooting, deployment of end-user devices, and maintaining network and security...

Shape the future of IT support by overseeing remote operations across multiple sites, configuring and troubleshooting hardware and software while ensuring optimal performance and security compliance i...

Manage and support high-performance network systems in a fast-paced environment. Drive efficient implementation, troubleshooting, and maintenance of IT infrastructure, ensuring optimal operations for...

Drive system administration solutions and optimize resources to deliver effective capabilities. Collaborate with teams to design and document network solutions while ensuring performance and reliabili...

Take ownership of system administration for mission-critical environments. Collaborate with development teams to manage Docker containers, coordinate services, and ensure high availability through eff...

Join a team that's driving large-scale AI infrastructure deployments, leading cross-functional initiatives, and ensuring operational excellence in technology solutions. Your leadership will enhance co...

Join us in shaping the future of cloud communications as a lead architect, guiding the migration and administration of Microsoft Exchange in hybrid environments, ensuring security and high availabilit...

Grow your career with a vital role managing Veritas NetBackup infrastructure, ensuring data integrity for enterprise applications. You'll optimize backup processes, troubleshoot issues, and collaborat...

Optimize critical cybersecurity operations across agency platforms, ensuring system integrity and compliance. Collaborate in a growth-oriented team dedicated to enhancing Maryland's cybersecurity infr...

Join a dynamic team to oversee the administration and security of critical cybersecurity platforms, ensuring compliance and optimal performance of systems within Maryland state agencies while fosterin...

Join our team as a Systems Administrator, where you will manage user accounts, perform security scans, and ensure system compliance in a dynamic technical environment, all while supporting critical op...

Shape the future by providing expert systems administration and operational support in a dynamic Agile environment, ensuring optimal performance and security across diverse systems while enhancing cap...

Join a team that supports mission-critical hosting and storage services in a complex enterprise environment. Leverage your VMware and Windows expertise to innovate solutions for biomedical research at...

Join a team that's dedicated to managing and enhancing large-scale Linux systems. This role involves software support, system security, and operation enhancements to ensure optimal performance across...