Systems Administrator Jobs in USA

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...

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...

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...

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...

ABOUT THE TEAMABOUT THE JOBAnduril is seeking a Systems Administrator to directly support our most sensitive programs. You will be a part of the team administering operating system infrastructure implement automated configurations and support environment deployments across all classification levels...

Leidos is looking to fill a Linux Server Systems Administrator position to support the National Digital Exploitation & OSINT Center (NDOC). This role requires an individual that has technical experience with administering Linux servers within a within a physical and virtual environment. This role is...

ABOUT THE TEAMABOUT THE JOBAnduril is seeking a Systems Administrator to directly support our most sensitive programs. You will be a part of the team administering operating system infrastructure implement automated configurations and support environment deployments across all classification levels...

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...

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...

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...

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...

Location:Remote onshore in the USASalary:$125k to $185k per year depending on experience and skillsHow to Apply:Please only apply to one open position. If you arent a fit for it well consider you for other positions automatically.Please submit your resume and a cover letter (in .pdf) that a) highlig...

Location:Remote onshore in the USASalary:$125k to $185k per year depending on experience and skillsHow to Apply:Please only apply to one open position. If you arent a fit for it well consider you for other positions automatically.Please submit your resume and a cover letter (in .pdf) that a) highlig...

APPLICATION INSTRUCTIONS:CURRENT PENN STATE EMPLOYEE (faculty staff technical service or student) please login to Workday to complete the internal application process. Please do not apply here apply internally through Workday. CURRENT PENN STATE STUDENT (not employed previously at the university) an...

ResponsibilitiesPeraton is hiring a PMO Systems Administrator (SA) to join our Cyber Mission business unit in Annapolis Junction MD. As a Systems Administrator on our team you will support the Program Management Office of one of the largest enterprise-wide engineering contracts within the Intelligen...

ResponsibilitiesPeraton is hiring a PMO Systems Administrator (SA) to join our Cyber Mission business unit in Annapolis Junction MD. As a Systems Administrator on our team you will support the Program Management Office of one of the largest enterprise-wide engineering contracts within the Intelligen...

JOB TITLECloud Systems Administrator II - WorkdayLOCATIONWorcesterDEPARTMENT NAMEEnterprise Cloud SystemsDIVISION NAMEWorcester Polytechnic Institute - WPIJOB DESCRIPTION SUMMARYReporting to the Director Enterprise Cloud Systems the Cloud Systems Administrator II will serve as a system administrator...

Senior Relativity Senior Systems AdministratorEmployment Type: Full TimeDepartment: Legal/ITWe are seeking a Senior Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organizations network systems.CGS brings motivated highly skille...

Senior Relativity Senior Systems AdministratorEmployment Type: Full TimeDepartment: Legal/ITWe are seeking a Senior Relativity Sr. Systems Administrator to join our team! You will handle a variety of projects to support and improve the organizations network systems.CGS brings motivated highly skille...