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RealmOne is looking for a Linux Systems Administrator with extensive experience to support and manage IT systems effectively. The position requires strong capabilities in troubleshooting and cloud tec

Prattwhitney in El Segundo, CA, is looking for an IT Systems Administrator to provide administration in both Windows and Linux environments. The ideal candidate will have at least 2 years of experienc

Neier Inc. is looking for a dedicated System Administrator in Maryland. You will be responsible for providing network management and systems administration support to maintain the Agency’s High-Perfor

Job Details Job ID: 7819 Date Posted: May 1, 2026 Space Dynamics Laboratory (SDL) is seeking an experienced Linux System Administrator to design, implement, secure, and maintain systems and associated

Overview Job specifications are intended to present a descriptive list of the range of duties performed by employees. Specifications are not intended to reflect all duties performed within the job.SUM

General Dynamics Information Technology is seeking a UNIX/Linux OS Administrator at Offutt AFB, NE. The role involves systems administration of enterprise Linux/Unix solutions, ensuring compliance wit

Civil Recruit is seeking candidates in Bluffdale, Utah, who possess strong Linux administration skills and an active TS/SCI with Full Scope Polygraph clearance. The position involves monitoring, maint

Kratos Space Training & Cyber is seeking an experienced System Administrator I to join our Boulder, CO team. The ideal candidate will possess strong networking knowledge, experience with Red Hat Enter

Job Description Industry: Information Technology Employment type: Full-time Experience: 10+ years Visa: US Citizen / Green CardCLEARANCE REQUIRED: Current and Active TS/SCI ClearanceThis position is a

Infojini Consulting is a full service IT consulting, services, and staffing firm with offices in Linthicum Heights ,Maryland, Washington, DC and Mumbai, India. Infojini Consulting is recognized as one

RealmOne in Columbia, Maryland, is seeking a Corporate System Administrator to support and maintain Windows and Linux systems and manage the Active Directory environment. The candidate will also assis

Lockheed Martin Corporation is seeking an F-22 System Administrator at Hickam Air Force Base, Hawaii, to provide operational support. The role involves managing maintenance information systems and ens

Buncombe County Government is looking for an Associate IT Systems Administrator to support the airport's Information Systems. The position entails comprehensive management of IT activities at Denver A

Senior Linux Systems AdministratorAurora, COActive TS/SCI with PolyCompensation Range: $125,000 - $145,000Company Overview Cornerstone Defense is the Employer of Choice within the Intelligence, Defens

UNIX/LINUX SYSTEMS ADMINISTRATOR 5Location: Newport News, Virginia, United StatesFull-TimeThe Role Maintains smooth operation of multi-user computer systems, including coordination with network admini

RCUH is seeking a MHPCC SYSTEM ADMINISTRATOR II to provide systems management support in a high-performance computing environment. Responsibilities include managing user accounts, developing system ut

AT&T is seeking a Senior High-Performance Computing (HPC) Systems Administrator in Columbia, Maryland. This role involves supporting a large IT enterprise with the installation, configuration, and net

Lockheed Martin is looking for an IT Systems Administrator for their Hill AFB, Utah office. This role is pivotal to the F-22 Depot Operations Team, requiring candidates to meet the security clearance

What success looks like in this role:Position Title Senior Systems Engineer - Linux (Project Implementation) Position Summary We are seeking a Senior Systems Engineer with deep expertise in UNIX, and

TISTA Science and Technology Corporation is seeking a Linux/UNIX System Administrator to join their team in Austin, Texas. This role involves administering enterprise Linux systems and cloud infrastru

Lockheed Martin is looking for an IT Systems Administrator for their Hill AFB, Utah office. This role is pivotal to the F-22 Depot Operations Team, requiring candidates to meet the security clearance

ANS is seeking a Linux / UNIX / Windows System Administrator to provide Tier 2 technical support for high priority operational systems. The role requires an active security clearance and specific cert

Anduril-1 is seeking a Systems Administrator in Columbus, Ohio to support sensitive programs. The role involves administering both Windows and Linux systems across NIPR, SIPR, JWICS, and more, impleme

EER Poland is looking for a talented System Administrator in Town of Poland, New York. In this role, you will ensure the smooth operation of critical infrastructure and development clusters, working c