Linux System Administrator jobs

Hybrid in Colorado Springs, Colorado

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Today

Job Number: R0251731 Linux System Administrator The Opportunity: Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the technology supporting our clients? We're looking for a Linux system administrator who spe cia lizes in compliance with industry standard information security controls. As a system administrator on our team, you'll leverage your extensive experience with

Full-time

USD 61,900.00 - 141,000.00 per year

Linux System Administrator/ Business Operations

Toronto, Ontario

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Today

An established financial services organization is seeking a Linux Systems Administrator to help drive the reliability, security, and modernization of a large-scale enterprise Linux platform supporting mission-critical customer and business operations. Based out of the organization's Etobicoke office, this position is ideal for a Linux professional who enjoys working across complex hybrid environments spanning enterprise datacenters, virtualization platforms, and Microsoft Azure cloud infrastruct

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Full-time

$90000 - $110000

Linux System Administrator

Sterling, Virginia

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Today

Job Title: Linux System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local * * * The Opportunity: CACI's National Mission Systems (NMS) group is seeking a highly motivated Linux Systems Administrator tosupport mission-critical environments by ensuring secure, reliable, and scalable infrastructure across cloud and bare-metal

Full-time

USD 103,800.00 - 218,100.00 per year

Linux System Administrator

Plano, Texas

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Today

Job#: 3052050 Job Description: Linux System Administrator Location: Plano, Texas (Hybrid) Role Overview This position involves leading the administration, monitoring, and performance tuning of Oracle Enterprise Linux (OEL) environments within a large-scale enterprise ecosystem. The role will oversee the design, build, and lifecycle management of Linux servers and drive the implementation of Site Reliability Engineering (SRE) principles to improve system resilience and automation. Key Responsi

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Full-time

$63 - $68 per hour

Linux System Administrator

Cary, North Carolina

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27d ago

Linux System AdministratorAssignment Details Contract Length: 12 Months Work Location: 100% Remote Travel Requirement: Occasional travel to Dallas, TX (1-2 days annually) Pay range: $70 - $75/hourWe are seeking an experienced Linux System Administrator. This is a 12-month engagement focused on infrastructure, systems administration, network operations, and automation. Occasional travel to Dallas, TX may be required. Key Responsibilities Administer and support Linux-based systems and infrastructu

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Contract

$75

Linux System Administrator

Laurel, Maryland

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Today

Description Are you passionate about shaping secure, IT systems in classified environments? Do you want to influence system improvements, implementation decisions, and the overall security posture of advanced technology systems? If so, we\'re looking for someone like you to join our team at APL! We are seeking a Linux System Administrator to join the Weapons and Countermeasures group to support secure Analysis Facilities. In this role, you will apply Risk Management Framework (RMF) principles,

Full-time

Linux System Administrator

Omaha, Nebraska

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Today

Description Leidos Corporate Information Security team, within the Digital Modernization sector, currently has an opening for a Linux Systems Administrator in our Omaha NE office. This position is an exciting opportunity to use your experience providing advanced computing solutions in a heterogeneous environment. We use a wide array of Linux and Windows systems in a tightly integrated environment with a focus on security and high performance computing. If you want to work in a diverse environmen

Full-time

USD 87,100.00 - 157,450.00 per year

System Administrator - Windows/Linux

Houston, Texas

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18d ago

Position Title: SR. System Administrator Location: Downtown Houston TX Position Overview: We are seeking a highly skilled Hybrid Infrastructure Administrator to manage, maintain, and modernize our enterprise infrastructure across both on-premises and cloud environments. The ideal candidate will possess deep expertise in traditional systems administration, including servers, virtualization, networking, storage, Active Directory, and firewall management, while also demonstrating hands-on experienc

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Contract, Third Party

Depends on Experience

Linux System Administrator

Tullahoma, Tennessee

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Today

Overview Job Title: Linux System Administrator Location: Arnold AFB, TN Job Family Code: P - IT / Cyber Security / Network Systems Function/Branch: Infrastructure Directorate: Mission Information Support Position Type: Regular, Full-Time Pay Type: Exempt / Salary Sponsorship: Positions NOT Sponsored Grade: L07 (PA0717); L08 (PA0813) Salary Range: L07: $82,500 - $110,000; L08: $99,500 - $132,000/ per year Overview Beyond New Horizons, LLC (BNH) has an exciting opportunity for a Linux S

Full-time

USD 82,500.00 - 110,000.00 per year

Linux System Administrator

Chantilly, Virginia

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Today

Job Type Full-time Description POSITION: Linux System Administrator WORK LOCATION: Chantilly, VA JOB CATEGORY: Information Technology JOB TYPE: Full-Time REQUISITION ID: EM07-047 CITIZENSHIP: United States Citizen CLEARANCE TYPE: Top Secret/SCI With CI Poly TRAVEL REQUIREMENTS: None E&M Technologies, Inc. is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mis

Full-time

USD 145,000.00 per year

Linux System Administrator

Maryland

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Today

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a Linux Systems Administrator with 10+ years of experience and a technical degree to support secure, mission-critical environments. The ideal candidate will have experience with firewall rules, Ansible scripting, Linux administration, and virtualized environments. You should have practical experience with CI/CD pipelines and containerization tools. managing system performa

Full-time

USD 168,000.00 - 195,000.00 per year

Linux System Administrator

Chantilly, Virginia

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Today

Leidos is seeking an experienced Linux Systems Engineer to provide support to a mission critical enterprise identity and access management system. A successful candidate will develop an understanding of the services offered to external organizations, provide lifecycle systems engineering support to development and operations on the program, and use a combination of technical and functional expertise to recommend solutions to satisfy customer requirements. This position requires the ability to wo

Full-time

USD 52,000.00 - 94,000.00 per year

Linux System Administrator

Alexandria, Virginia

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Today

Looking for an opportunity to make an impact? At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. If this sounds like a mission you want to be a part of,

Full-time

USD 92,300.00 - 166,850.00 per year

Sr. Linux System Administrator

Tullahoma, Tennessee

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Today

Overview Job Title: Sr. Linux System Administrator Location: Arnold AFB, TN Job Family Code: P - IT / Cyber Security / Network Systems Function/Branch: Engineering / Infrastructure Directorate: Engineering Tech & Support Position Type: Regular, Full-Time Pay Type: Exempt Grade: L09(PA0915); L10(PA1012) Salary Range: L09: $106,500 - $146,000; L10: $123,500 - $169,500/ per year Overview Beyond New Horizons, LLC (BNH) has an exciting opportunity for a Sr. Linux System Administrator, suppor

Full-time

USD 106,500.00 - 146,000.00 per year

Linux System Administrator -Journeyman

Colorado Springs, Colorado

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Today

Modern Technology Solutions, Inc. (MTSI) is searching for a Systems Administrator - Journeyman to support United States Space Force (USSF) by developing software in support of Space Systems Command (SSC) Defensive Cyber Operations rapid agile development of defensive cyber solutions to protect, defend, and respond to both ground and space based cyber adversarial threats. A successful candidate should be a leader and problem solver with a proven ability to deliver superior results as part of a hi

Full-time

USD 105,000.00 - 115,000.00 per year

Linux System Administrator

Annapolis, Maryland

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Today

Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026! Belay Technologies is seeking a System Administrator (SA) to join our Intel team. The SA will provide Linux systems administration and operational support for mission-critical environments, including command-line system administration and application, data, and messaging flow management. Responsibilities Support implementation, troubleshooting, maintenance, and daily operations of IT systems.Provide T

Full-time

USD 120,000.00 - 157,500.00 per year

Senior Linux System Administrator - 306502

Dahlgren, Virginia

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Today

Delaware Nation Industries is seeking a Linux System Administrator - Senior to provide advanced systems administration and engineering support for the Air Force Joint Worldwide Intelligence Communications System/Joint Interoperability Test and Services mission. This position will help maintain secure, resilient, and highly available Linux infrastructure across classified and unclassified environments supporting mission-critical operations. The Senior Linux System Administrator will serve as a t

Full-time

USD 120,000.00 - 125,000.00 per year

Principal Linux System Administrator (Clearance Required)

Aurora, Colorado

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Today

SciTec, a Firefly Aerospace Company, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft surv

Full-time

USD 149,000.00 - 184,000.00 per year

Linux System Administrator - active Top Secret required

Washington, District of Columbia

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Backup and Recovery (Software), Critical Systems, Information Technology (IT) Infrastructure Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Linux Administrator Advance how our customers operate wh

Full-time

USD 107,744.00 - 126,500.00 per year

HPC Linux System Administrator

Houston, Texas

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Today

Job Description GeoControl Systems, Inc.as a HUBZone company, is required to maintain a Federally mandated level of employees that reside (home residence) in a qualified HUBZone. ONLY applicants whose home address lies in a qualified HUBZone will be considered for this position. You can verify whether you reside in a HUBZone by using the following website: ;br> Are you passionate about human space exploration, understanding the origins of the universe, and working with a passionate and diverse

Full-time