Browse Jobs
Browse fresh roles from company career pages, then filter by keyword, location, salary, skills, remote scope, and more. Each listing links back to the employer-controlled apply path when available.
1,548 jobs match your filters
1mo
Systems Administrator, Sr. - McMurdo, Antarctica (Austral Summer 2026)
GHG Corporation
Note: If you would like to be considered for more than one position or position tier, please individually apply for all positions that you are interested in. One application submitted for a specific position does not automatically include you to be considered for all positions th
McMurdo Station, 00000, AQ
onsiteTemporary
1mo
Systems Administrator - McMurdo, Antarctica (Austral Summer 2026)
GHG Corporation
Note: If you would like to be considered for more than one position or position tier, please individually apply for all positions that you are interested in. One application submitted for a specific position does not automatically include you to be considered for all positions th
McMurdo Station, 00000, AQ
onsiteTemporary
1mo
Systems Administrator - McMurdo, Antarctica (Austral Summer 2026)
GHGSAT
Note: If you would like to be considered for more than one position or position tier, please individually apply for all positions that you are interested in. One application submitted for a specific position does not automatically include you to be considered for all positions th
McMurdo Station, 00000, AQ
onsiteTemporary
1mo
Systems Administrator, Sr. - McMurdo, Antarctica (Austral Summer 2026)
GHGSAT
Note: If you would like to be considered for more than one position or position tier, please individually apply for all positions that you are interested in. One application submitted for a specific position does not automatically include you to be considered for all positions th
McMurdo Station, 00000, AQ
onsiteTemporary
1mo
Systems Administrator II
AEVEX
AEVEX is seeking a Level 2 Systems Administrator to support and maintain enterprise IT infrastructure across a dynamic, security-focused environment. This role is ideal for a mid-level IT professional who thrives in both operational support and project-based work, with experience
Murrieta, California, United States
onsiteEasy Apply
1mo
Systems Administrator-Information Systems Security Officer
Castalia Systems
Job Type: Full- Time Workplace Type: Onsite Clearance: TS/SCI Must be a U.S. Citizen Job Summary Castalia Systems is....
1mo
M
Systems Administrator [Full Scope Polygraph]
Modern Technology Solutions Inc
Modern Technology Solutions, Inc. (MTSI) is hiring a Systems Administrator in Annapolis Junction, Maryland. Qualified candidates must be U.S. citizens with a TS/SCI clearance and Full Scope Polygraph. Responsibilities: • Provides support for implementation, troubleshooting and ma
MD, US
hybrid
1mo
A
Systems Administrator II
Astreya
What this Job Entails: The System Administrator is expected to facilitate operational support to and on behalf of the assigned team. The assigned team supports and maintains a variety of large and global scale systems for building management and physical security operations. Th
Singapore, Singapore
hybridFull-time
1mo
A
Systems Administrator II
Astreya
What this Job Entails: The System Administrator is expected to facilitate operational support to and on behalf of the assigned team. The assigned team supports and maintains a variety of large and global scale systems for building management and physical security operations. Th
London, United Kingdom
hybridFull-time
1mo
P
Systems Administrator III/IV
Pae
Are you passionate about human space exploration, understanding the origins of the universe, and working with a passionate and diverse team to make a difference? If you are, we need you! We need your talent, teamwork, and energy to help us achieve great things that inspire
US TX - Houston
remoteFull-time
1mo
Systems Administrator- Washington DC
Serco
Position Description & Qualifications Are you a Systems Administrator looking for a place to make an impact every day? Serco is the place for you! Join our team as a Systems Administrator in support of our Anti-Terrorism Force-Protection (AT/FP) program with the United States Nav
Washington Navy Yard, District of Columbia, US, 20374
onsiteFull-time
1mo
Systems Administrator Tier I_TS/SCI Poly
General Dynamics Information Technology
Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Hel
USA NM Las Cruces
onsiteFull-time
1mo
Systems Administrator-Monitoring
SHR Consulting Group
Place of Performance: National Capital Region (Pentagon and JSP-designated alternate sites) SHR – Software Hardware Re-engineered About SHR Consulting Group: SHR is a premier technology integrator solving our nation’s most complex modernization and readiness challenges across the
Arlington, VA, VA, US
onsiteFull Time
1mo
Systems Administrator - Virtualization (VDI/Citrix)
SHR Consulting Group
Place of Performance: National Capital Region (Pentagon and JSP-designated alternate sites) - You MUST reside in the DC Metro Area to be considered SHR – Software Hardware Re-engineered About SHR Consulting Group: SHR is a premier technology integrator solving our nation’s most
Arlington, VA, VA, US
onsiteFull Time
1mo
Systems Administrator Senior
Arkansas Blue Cross and Blue Shield
To learn more about Arkansas Blue Cross and Blue Shield Hiring Policies, please click here. Job Summary The Systems Administrator Senior installs and maintains operating systems and related software and/or administers activities for mainframe operating system, ensuring & achievi
US-Remote
remoteFull-time
1mo
Systems Administrator - Core Services (Microsoft)
SHR Consulting Group
Place of Performance: National Capital Region (Pentagon and JSP-designated alternate sites) - You MUST reside in the DC Metro Area to be considered SHR – Software Hardware Re-engineered About SHR Consulting Group: SHR is a premier technology integrator solving our nation’s most
Arlington, VA, VA, US
onsiteFull Time
1mo
Systems Administrator - Windows
Arkansas Blue Cross and Blue Shield
To learn more about Arkansas Blue Cross and Blue Shield Hiring Policies, please click here. Job Summary The Systems Administrator installs and maintains Windows Server and related software and/or administers activities for Windows Server operating system, ensuring & achieving hi
US-Remote
remoteFull-time
1mo
Systems Administrator Grad
CSG Forte
Job Description Hi, I'm Arpana D.R, your Recruiter and guide to joining CSG! We are excited to learn more about you and your unique background. At CSG, you're more than your resume. We want your diverse perspective and unique background to help us enrich the work we do together
IN.Bangalore.Remote
remoteFull-time
1mo
P
SYSTEMS ADMINISTRATOR (LINUX)
Pae
Amentum is seeking a Systems Administrator (Linux) for a position in Kauai, HI. The position provides Windows or Red Hat Enterprise Linux (RHEL) system administration for all Clients and Servers connected to the Pacific Missile Range Facility (PMRF) classified and unclassified ne
US-HI-Waimea
onsiteFull-time
1mo
N
Systems Administrator/ AWS Cloud Engineer/ Linux Engineer - Expert
Nwis
Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerabili
Sterling, VA
onsiteFull-time
1mo
C
Systems Administrator, Remote Field Services
Carvana
About Carvana At Carvana, we’re changing the way people buy and sell cars. With an ambitious vision and a fundamentally different approach designed to be fun, fast, and fair, Carvana became the fastest-growing automotive retailer in history. We expanded nationally, went public on
Framingham, MA
onsiteEasy Apply
1mo
I
Systems Administrator, Enterprise AI Platforms
Idexx
IDEXX Information Technology is seeking a Systems Administrator to manage the operational foundations and integration layers of our Enterprise AI ecosystem in IT. This role is accountable for the technical health, user lifecycle, and seamless connectivity of our Enterprise AI pla
Westbrook, ME
onsiteFull-time
1mo
A
Systems Administrator - Network Security
Avav
Worker Type Regular Job Description Job Summary: We are seeking a highly skilled System Administrator with hands-on experience in engineering and managing complex networks, configuring firewalls, implementing cybersecurity mitigation strategies, and maintaining both hardwa
1300 Eubank Boulevard Southeast, Albuquerque, NM
onsiteFull-time
1mo
Systems Administrator - (PSAC NIWC Pac)
Serco
Position Description & Qualifications Looking for a System Administrator position at a place you can make a difference every day? Discover this great opportunity in our San Diego, CA location. Bring your expertise and collaborative skills to make an impact toward our military d
San Diego, California, US, 92123
onsiteFull-time
1mo
Systems Administrator, Enterprise AI Platforms
IDEXX
IDEXX Information Technology is seeking a Systems Administrator to manage the operational foundations and integration layers of our Enterprise AI ecosystem in IT. This role is accountable for the technical health, user lifecycle, and seamless connectivity of our Enterprise AI pla
Westbrook, ME
onsiteFull-time