150 results for It Systems Administrator Jobs in Reston, VA, US

Responsible for installation, maintenance, and troubleshooting of IT infrastructures. Monitors system performance, performs O&M administration, solves virtualization issues, conducts root cause analysis, supports Oracle maintenance, and automates notifications for critical downtimes.

Responsible for LAN installation, providing installation and problem resolution support for applications, ensuring compliance with security standards, troubleshooting user issues, installing and testing new hardware and software, and managing user support through a ticketing system.

Provide System Administration and Accreditation support in a classified cloud environment, including RMF based Accreditation support, configuring enterprise solutions, continuous monitoring of accredited assets, and hardening operating systems.

Maintain IT network in a SCIF, implement security controls, perform continuous monitoring, review audit logs, apply software updates, manage user accounts, and assist in facility security tasks, including monitoring physical security systems and ensuring compliance with security policies.

Responsible for supervising helpdesk staff, providing desktop support, conducting software and hardware installations, troubleshooting user issues, and ensuring compliance with security protocols. Additionally, will generate reports, manage a ticketing system, and assist with LAN installations.

Responsible for day-to-day monitoring and support of network infrastructure, ensuring security measures are in place, performing system administration tasks, troubleshooting hardware/software issues, managing backups and disaster recovery, and maintaining documentation. Collaborates with IT teams an...

Tuvli is looking for a Journeyman Computer User Support Specialist to work in Falls Church, VA. To join our team of outstanding professionals, apply today!ResponsibilitiesProvides Level II IT customer support to Army OTSG (Office of the Surgeon General) including configuration, testing, troubleshoot...

Lead a team of administrators, manage sustainment activities for applications, ensure SLAs are met, mentor team members, and participate in strategic technology decisions. Responsible for performance evaluations, process improvements, and problem investigations.

The Lead Systems Administrator will manage the DOS/OMIS/FSI contract, oversee technical issues and business processes, supervise helpdesk staff, and serve as the Alternate Program Manager. Responsibilities include providing desktop support, generating reports, training new staff, and ensuring overal...

Responsible for maintaining the smooth operation of multi-user computer systems, monitoring system resources, performing security administration, providing problem diagnosis and resolution, provisioning Linux operating systems, and developing policies for resource allocation. Interacts with users, e...