Administrator Systems Jobs in USA

Seeking an experienced Solaris/Oracle Systems Administrator to join our SITE III Directorate Operations (DO) team supporting the U.S. Intelligence Community. This role focuses on managing complex enterprise environments built on Oracle Solaris infrastructure in support of mission-critical systems th...

ResponsibilitiesCurrently seeking a Cyber Systems Administrator to support an Intel Community (IC) customer in the Herndon Virginia area.The Systems Administrator provides mid-level operational support for enterprise information systems within classified environments. This role is execution-focused...

DescriptionProviding critical engineering support for the design integration and sustainment of global Naval C4I (Command Control Communications Computers and Intelligence) networksManaging complex virtualized environments and ensure the seamless delivery of mission-critical data via Virtual Desktop...

Requisition Number:27649Required Travel: 0 - 10%Employment Type:Full Time/Salaried/ExemptAnticipated Salary Range:$92176.00-$125000.00Security Clearance:SecretLevel of Experience:MidThis opportunity resides with Warfare Systems (WS) a business group within HIIs Mission Technologies division. Warfare...

Date Posted:Country:United States of AmericaLocation:US-TX-RICHARDSON-C37 1737 Cityline Dr CITYLINE C37Position Role Type:OnsiteU.S. Citizen U.S. Person or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citi...

ABOUT THE JOBWHAT YOULL DOWe are seeking an AV Systems Administrator to maintain and support Andurils AV infrastructure ensuring all conferencing systems are operational and users are well-trained. The position is based at our Washington DC location but may involve travel to other sites.Oversee AV i...

ABOUT THE JOBWHAT YOULL DOWe are seeking an AV Systems Administrator to maintain and support Andurils AV infrastructure ensuring all conferencing systems are operational and users are well-trained. The position is based at our Washington DC location but may involve travel to other sites.Oversee AV i...

DescriptionJob Summary:Supports the organization by maintaining updating and securing the information technology infrastructure of the agency. Duties/Responsibilities:Performs hardware and software installation and configuration for network devices and servers.Monitors performance and security of se...

Responsibilities & QualificationsRESPONSIBILITIESThe Senior Systems Administratoris expected to be able to accomplish the following:Monitors andmanagessystem resources including CPU usage disk usage and response times tomaintainoperating efficiency.Performs systems security administration functions...

ResponsibilitiesCurrently seeking a Cyber Systems Administrator to support an Intel Community (IC) customer in the Herndon Virginia area.The Systems Administrator provides mid-level operational support for enterprise information systems within classified environments. This role is execution-focused...

Responsibilities & QualificationsRESPONSIBILITIESThe Systems Administratoris expected to be able to accomplish the following:Monitors andmanagessystem resources including CPU usage disk usage and response times tomaintainoperating efficiency.Performs systems security administration functions includi...

ResponsibilitiesThe Office of Space Weather Observations (SWO) under NESDISis responsible foradvancing space weather observational capabilities to meet NOAA programmatic needs. NOAAs Space Weather Next (SWX) programmaintainsand extends space weather observations from various vantage points selected...

DescriptionMinimum requirement: must have held a Systems Engineer or Senior Systems Administrator role for a minimum of five (5) years.NPI is seeking a highly capable Senior Systems Administrator to support and continuously improve the companys on-prem and cloud-based infrastructure. This role is re...

GROW WITH US AND STAY EXTRAORDINARY:Launch your career to new heights with Innoflightone of San Diegos fastest-growing Aerospace and Defense innovators. Here visionary minds engineer the future of space technology through pioneering compact and cyber-secure solutions. From software-defined radios to...

Leidos is seeking a senior SharePoint System Administrator to support a large enterprise IT contract for the DOD. The SharePoint System Administrator will support infrastructure services operations and maintenance across multiple enclaves of different classifications with remote administration for s...

ResponsibilitiesPeraton is seeking a senior Linux Systems Administrator to join our team in the Annapolis Junction MD area. Our dynamic team delivers information security solutions that facilitate secure data flows and the detection/prevention of unauthorized behaviors performs system security vulne...

ITC is a Woman Owned Small Business delivering exceptional consultation to the U.S. Government in Systems/Software Engineering Cybersecurity Solutions Mission Operations/INTEL Analysis and Management Services in order to enable our customers to solve the most challenging problems. With continued gro...

Job ID: 5425BDate Posted: April 8 2026Space Dynamics Laboratory (SDL) is seeking an Information Systems Administrator with strong hands-on experience supporting Kubernetes environments with a primary focus on Azure Kubernetes Service (AKS). This role is centered on administering securing scaling and...

ITC is a Woman Owned Small Business delivering exceptional consultation to the U.S. Government in Systems/Software Engineering Cybersecurity Solutions Mission Operations/INTEL Analysis and Management Services in order to enable our customers to solve the most challenging problems. With continued gro...

Leidos is seeking a Linux Administrator to support the DTRA I3TS Infrastructure Services team to maintain and optimize the Linux production environment. The candidate will be responsible for sustaining Linux servers as well as the conceptualization design development and implementation of new Linux...