Principal Linux Systems Administrator Jobs

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Linux Systems Administrator

GovCIO

San Antonio, Texas, USA

Full-time

Overview GovCIO is currently hiring for Linuxs System Administrator to establish and maintain smooth operation of computer systems (to include operating systems, software and hardware) on AF JWICS networks. This position will be located in San Antonio, TX. and will be an onsite position. Responsibilities Establishes and maintains smooth operation of computer systems (to include operating systems, software and hardware) in networked or stand-alone configurations, maintains system integrity, an

Linux Systems Administrator

General Dynamics Information Technology

Wright-Patterson Air Force Base, Ohio, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Complex Systems, HPC, Linux System Administration Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Linux Systems Administrator with GDIT. A career in ent

Linux Systems Administrator

Robert Half

La Vergne, Tennessee, USA

Full-time

Description We are looking for an experienced Linux Systems Administrator to join our team in LaVergne, Tennessee. This role involves managing and optimizing Ubuntu servers, ensuring system security, and leveraging automation tools for streamlined operations. Ideal candidates will possess strong scripting skills and expertise in analyzing system logs for actionable insights. Responsibilities: Install, configure, and maintain Ubuntu servers to ensure optimal performance and reliability. Monitor

IT Linux Systems Administrator - Top Secret Clearance

SpaceX

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. IT LINUX SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE SpaceX is looking for an experienced Systems Administrator with deep knowledge and broad experience across Linux-based technologies and application support. The id

Linux Systems Administrator

Cox-Little & Company

Memphis, Tennessee, USA

Full-time

Linux Systems Administrator Location: Memphis, TN (Onsite) Type: Full-Time | Direct-Hire About the Opportunity: We are seeking a highly skilled Linux Systems Administrator to join our Systems Administration team in Memphis, TN. This is a permanent, full-time onsite opportunity, ideal for a proactive and detail-oriented professional eager to contribute to the stability, security, and performance of enterprise-scale Linux environments. You ll play a key role in designing, managing, and optimizing

Senior Linux Systems Administrator

Leidos

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Linux Systems Administrator - Oracle Cloud Certified

ArnAmy, Inc.

Tallahassee, Florida, USA

Contract, Third Party

Job Purpose: Installs, configures, maintains and performs system integration testing of UNIX based operating systems, related utilities and hardware. Responsible for troubleshooting UNIX-based hardware and software problems. Monitors systems activities and fine tunes system parameters and configuration to optimize performance and ensure security of systems. Performs capacity analysis, monitors and controls usage of disk space. Develops procedures for routine administration including backup/resto

Senior Linux Systems Administrator

Leidos

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

Linux Systems Administrator

Booz Allen Hamilton

Bethesda, Maryland, USA

Full-time

Job Number: R0218615 Linux Systems Administrator The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Federal Government? We're looking for a Cross Domain Spe cia list to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Linux System Administrator on our project, you'll constantly look for ways to make the infrastructure

Senior Systems Administrator (Linux/Windows)

GovCIO

Remote

Full-time

Overview GovCIO is hiring for a Senior Systems Administrator (Linux and Windows) to provide on-going support for the administration of the core system applications and perform operational tasks such as monitoring system resources and perform routine maintenance tasks in support of 24x7 life cycle applications to include on-call support. Work location is in Washington, DC and will be a hybrid remote with periodic onsite customer work activities. Must be willing to work nights, have an active Sec

Linux Systems Administrator

Booz Allen Hamilton

Bethesda, Maryland, USA

Full-time

Job Number: R0218704 Linux Systems Administrator The Opportunity: Your technical expertise makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting the U.S. Federal Government? We're looking for a Cross Domain Spe cia list to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment. As a Linux System Administrator on our project, you'll constantly look for ways to make the infrastructure b

Linux Systems Administrator // Remote

Technogen, Inc.

Massachusetts, USA

Third Party, Contract

TECHNOGEN, Inc. is a Proven Leader in providing full IT Services, Software Development and Solutions for 15 years. TECHNOGEN is a Small & Woman Owned Minority Business with GSA Advantage Certification. We have offices in VA; MD & Offshore development centers in India. We have successfully executed 100+ projects for clients ranging from small business and non-profits to Fortune 50 companies and federal, state and local agencies. I am Kishore Senior Talent Acquisition Specialist with TechnoGenInc

Senior Linux Systems Administrator - 10k Sign on Bonus

Leidos

Annapolis, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immed

ADV000APH - FSL Linux Systems Administrator - J

Aerodyne Industries

Houston, Texas, USA

Full-time

Job DescriptionJob DescriptionAerodyne Industries is a dynamic, rapidly growing engineering and information technology services firm headquartered on Florida s exciting Space Coast. With locations throughout the US, we take pride in delivering small business agility with large corporation capabilities. Our list of clients count on us to prepare NASA s Missions to the Moon and Mars and to defend our nation supporting the Missile Defense Agency and Department of Defense. Join the adventure of a l

Linux Systems Administrator

SAIC

Reston, Virginia, USA

Full-time

Job ID: 2415361 Location: RESTON, VA, US Date Posted: 2025-05-20 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC, a leading provider of systems development & deployment, targeting and intelligence analysis, systems engineering & integration, and training capabilities and solutions for the

Senior Systems Administrator (Linux/Windows)

Ledgent Technology

Fremont, California, USA

Full-time

We are seeking a highly skilled Senior System Administrator to join our client's enterprise IT team, which is onsite in Fremont, CA. We are unable to consider 3rd party candidates. In this role, you will be responsible for maintaining, securing, and optimizing mission-critical systems and infrastructure across a complex, multi-site environment. You will take initiatives to improve performance, reliability, scalability, and security, including cloud services, servers, storage, virtualization, s

Linux Systems Administrator

SGS Consulting

Lexington, Massachusetts, USA

Contract

Important Note: Clearance: An interim clearance is sufficient for the start of this position.Work from Home: This position is VIRTUAL. The candidate can work remotely but they MUST live within 100 miles of Lexington so that they can come into the Lab if necessary for the needs of the program. The onsite work will NOT be regular.Interview Process: 1st round interview will be a Zoom with the hiring manager. 2nd round interview will be a Zoom with additional team members as needed. Team provides we

Linux Systems Administrator

NTT DATA Americas, Inc

Remote or Canton, Massachusetts, USA

Contract

Company Overview: Req ID: 331085 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. NTT DATA's Client is currently seeking a Linux Systems Administrator to join their team in REMOTE, Massachusetts (US-MA), United States (US). Job Description: Daily Responsibilities System Replacement Advisory Services. Develop system replacement approach and plan for

Linux Systems Administrator

General Dynamics

Huntsville, Alabama, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Apache HTTP Server, Linux, Linux Command, Ubuntu Linux Server Certifications: None Experience: 3 + years of related experience ship Required: No Job Description: Primary Responsibilities: Daily security related administration of approximately 200 Linux

Linux Systems Administrator

General Dynamics

Patterson, Ohio, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Complex Systems, HPC, Linux System Administration Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Linux Systems Administrator with GDIT. A career in ent