IT Infrastructure Administrator Jobs in Arlington, VA

Deliver enterprise-level storage administration expertise, optimizing infrastructure for maximum performance and availability. Engage in lifecycle management of storage solutions and ensure robust bac...

Unlock potential by designing and automating network solutions to enhance efficiency and streamline provisioning within secure multi-cloud environments, driving modern IT initiatives and DevOps practi...

Join a team that's expanding capabilities by leveraging SAP expertise to oversee technical projects, mentor junior administrators, and streamline solutions. Elevate your career in a dynamic environmen...

Join a team that advances enterprise Linux administration in a federal financial systems environment, ensuring optimal performance, security, and reliability while leading cloud migration initiatives...

Drive the management and support of IT systems for our Cyber Mission unit, ensuring their reliability and optimal performance while interfacing with internal teams and enhancing operational processes...

Shape the future of our DevSecOps initiatives by deploying and integrating applications, managing virtualized environments, and ensuring system integrity with continuous monitoring and updates to meet...

Elevate your career by collaborating within a dynamic team as you support a high-impact program while managing Linux systems, configuring applications, and troubleshooting in a fast-paced environment...

Optimize system performance through collaborative Linux administration and PeopleSoft deployment, ensuring compliance with security standards while supporting high-impact projects in a fast-paced envi...

Deliver secure and reliable network services while maintaining Cisco infrastructure. Collaborate with cross-functional teams to support mission-critical operations in a dynamic environment, ensuring o...

Deliver critical IT expertise by configuring and managing cyber protection tools. Collaborate across teams to effectively lead projects while performing digital forensics and vulnerability assessments...

Elevate your career by managing intricate network systems, solving complex connectivity issues, and optimizing performance for critical operations. Join us in enhancing infrastructure and ensuring cyb...

Champion a team driving Azure and Office 365 infrastructure excellence, managing server builds, optimizing processes, and ensuring security compliance while facilitating relationships among stakeholde...

Lead a dynamic IT team focused on Azure and Office 365 infrastructure management. Drive server deployments, enhance security, and optimize processes while mentoring specialists to deliver effective IT...

Lead the administration of OnBase ECM and Atlassian platforms, ensuring efficient configuration, automation, and user management across secure environments, while enhancing operational workflows and p...

Drive modernization and security initiatives as a Senior Systems Administrator, overseeing enterprise IT infrastructure. Leverage your expertise in Microsoft technologies to ensure robust system perfo...

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...

Champion reliable email services in a dynamic role supporting hybrid Exchange environments. Manage migrations, security, and compliance, ensuring seamless communication and user support across the org...

Explore an opportunity to enhance operational efficiencies and data management in a dynamic environment. Drive customer engagement while supporting enterprise-level workflows through ServiceNow platfo...

Shape the future of global infrastructure and security strategy, leading a distributed team to build enterprise-grade systems. Drive cloud architecture, improve reliability, and enhance security compl...

Optimize system performance as a Red Hat Linux System Administrator in an AWS environment. Monitor, maintain server health, mentor junior staff, and support engineering efforts while ensuring the inte...

Champion innovative IT solutions at the DOJ by analyzing requirements, designing systems, and leading technical teams to support complex litigation missions in a fully remote environment...

Engage in a rewarding role where you will support Tier 1 and Tier 2 help desk operations, troubleshoot PKI tool issues, test new releases, and ensure compliance. Leverage your technical expertise to e...

Optimize system operations by applying expertise in configuration and maintenance. Monitor performance, troubleshoot issues, and implement security protocols, ensuring efficiency and resilience in gov...

Take ownership of IT documentation and budgeting for 45-55 client accounts, providing strategic guidance and fostering strong relationships while proactively addressing their technology needs and enha...

Lead database administration efforts to ensure operational reliability, security, and performance for critical systems. Collaborate with teams to maintain data integrity and support the mission of a n...