IT Infrastructure Administrator Jobs in Washington, DC

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 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...

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...

Engage in critical IT assurance functions supporting DoD Special Access Programs. Collaborate across departments, providing technical expertise and ensuring system integrity while managing cybersecuri...

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...

Provide advanced technical support for diverse IT systems, ensuring secure and efficient operations through collaboration with teams and troubleshooting critical issues in a dynamic enterprise environ...

Bring your technology expertise to drive innovation as a Principal Systems Administrator. Lead IT operations, manage critical systems, and ensure security protocols in a dynamic and collaborative envi...

Unlock the potential of secure hybrid cloud environments by advancing automation, enhancing CI/CD pipelines, and integrating security throughout the software lifecycle. Collaborate with cross-function...

Lead the design and automation of cloud infrastructure, driving process improvements and collaborative efforts across teams to deliver mission-critical applications in a fast-paced startup environment...

Lead the charge in driving exceptional service delivery and operational excellence across diverse technology programs while fostering team growth and enhancing client relationships in a dynamic, fast...

Join a dynamic team to implement and maintain IT systems, providing critical support and optimization for diverse infrastructure, including Linux and networking environments. Leverage your expertise t...

Join a team that engineers secure, optimized IT systems for Windows/Linux endpoints, providing essential support and system administration in an air-gapped environment while collaborating on complex S...

Join a team that's dedicated to ensuring the security and functionality of critical IT systems. This role encompasses system administration, user support, and operational sustainment for classified en...

The Cloud DevOps and System Administrator role involves enhancing cloud engineering practices by automating processes in AWS using Infrastructure as Code services. The position focuses on building and...

Transform systems management through expert JIRA administration and collaboration, enhancing workflows and project efficiency for critical defense and intelligence initiatives while engaging with cros...