senior linux system administrator Jobs

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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
Posted 29 days ago | Updated 3 hours ago

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
Posted 51 days ago | Updated 4 hours ago

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
Posted 51 days ago | Updated 4 hours ago

M3 Systems Administrator (RHEL/Linux) - TS/SCI Required

General Dynamics

•

Charlottesville, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Disaster Recovery (DR), Linux Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: M3 Systems Administrator (RHEL/Linux) - TS/SCI Required Transform technology into opport
Posted 55 days ago | Updated 3 hours ago

Network and Computer System Administrator

Constellation Software Engineering, Corp.

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Omaha, Nebraska, USA

Full-time

Network and Computer System Administrator **Future Opportunity** CSEngineering is looking to add a Network and Computer System Administrator to our growing team! JOB RESPONSIBILITIES Supports the integration and operation of mission applications by assisting in the identification, demonstration, installation, and testing of new and/or enhanced hardware/software applications, as requested by the Government. Support coordinating with system administration personnel to ensure user access to core a
Posted 17 days ago | Updated 2 days ago

Urgent Position - Senior Linux Engineer with strong expertise in Google Cloud Platform (Google Cloud Platform)

Savi Technologies

•

Fremont, California, USA

Contract

Hi, We are urgently hiring for below job role, if you are interested, please share your updated resume along with contact details ASAP. Title: Senior Linux Engineer with strong expertise in Google Cloud Platform (Google Cloud Platform) Location: Fremont, CA (Onsite Only) Role Type Contract (W2 Only) Requirements: Proven experience with Google Cloud Platform (Google Cloud Platform) infrastructure and services. hands-on experience in Linux system administration, preferably RHEL. Proficiency in Py
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Posted 8 days ago

System Administrator

Trilogy International, Inc

•

Lansing, Michigan, USA

Contract

Title:System Administrator Location: Lansing, MI(Hybrid)Duration:12+ MonthsNeed Local Candidates, In-Person InterviewTop Skills & Years of Experience - Minimum of 5-7 years of experience in the following: 1. Install and configure systems and application components on Windows and Linux environments 2. Gather and document requirements, researching and presenting options, analyzing and recommending solutions for both ongoing application changes and new efforts 3. Experienced and knowledgeable with
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Posted 2 days ago

System Administrator

ManTech

•

Laurel, Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Linux System Administrator, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO's Enterprise Information Technology (EIT). EIT is MPO's backbone- platform for all Enterprise users. Data Center & Compute Services is
Posted 2 days ago

Red Hat Linux Systems Administrator

General Dynamics

•

San Antonio, Texas, USA

Full-time

Basic Qualifications Bachelor's degree in a specialized area; or equivalent is required plus a minimum of 5 years of relevant experience; or Master's degree plus a minimum of 3 years of relevant experience. CLEARANCE REQUIREMENTS: Ability to obtain a Department of Defense TS/SCI with Polygraph security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information
Posted 60+ days ago | Updated 3 hours ago

Senior System Cloud Administrator

Johnson Technology Systems Inc (JTSI)

•

Herndon, Virginia, USA

Contract

We are hiring for Senior System Cloud Administrator to support our client. Company Name: - JTSi (Johnson Technology Systems, Inc.) Title: - Senior System Cloud Administrator Location: Herndon, VA (3 times a week onsite) (May change based on business needs) Citizenship: US Person *Potential to convert to FTE DESCRIPTION OF PROJECT AND TASKS: Candidate will need to be on site At Herndon a minimum of 3 times a week (May change based on business needs) Required Skills and Experience 5+ years of e
Easy Apply
Posted 2 days ago | Updated 1 day ago

Linux Systems Administrator

Leidos

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Beavercreek, Ohio, USA

Full-time

Description Are you ready to make an impact? Leidos Chief Information Security team within the Digital Modernization sector is seeking an experienced Linux Systems Administrator to work onsite in Beavercreek, Ohio. You will bring Linux skills to perform testing, deploying, maintaining, and administering cyber systems across networks along with their infrastructure of hardware/software. Daily duties may include protecting, configuring and managing servers and computers systems, installing softwa
Posted 39 days ago | Updated 13 hours ago

System Administrator

SAIC

•

Fort Meade, Maryland, USA

Full-time

Job ID: 2506155 Location: FORT MEADE, MD, US Date Posted: 2025-06-03 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 engineering & integration, systems development & deployment, intelligence analysis and targeting, and training solutions for the Intelligence
Posted 4 days ago | Updated 1 hour ago

Senior System Cloud Administrator

Sharp Decisions

•

Herndon, Virginia, USA

Full-time

Herndon ,Virginia a minimum of 3 times a week SENIOR SYSTEM CLOUD ADMINISTRATOR Required Skills and Experience 5+ years of experience in an IT enterprise System Admin role or Cloud Admin position 4+ years with PowerShell scripting for automation, extremely fluent in PowerShell and command lines Experience with Windows firewalls Expert level Microsoft Azure Administrator Expert level Windows admin skills (Active Directory, DNS, Group Policy) Must be able to go onsite 3x per week in Herndon, VA Se
Posted 60+ days ago | Updated moments ago

Linux Systems Administrator

Leidos

•

Beavercreek, Ohio, USA

Full-time

Are you ready to make an impact? Leidos Chief Information Security team within the Digital Modernization sector is seeking an experienced Linux Systems Administrator to work onsite in Beavercreek, Ohio. You will bring Linux skills to perform testing, deploying, maintaining, and administering cyber systems across networks along with their infrastructure of hardware/software. Daily duties may include protecting, configuring and managing servers and computers systems, installing software and syste
Posted 42 days ago | Updated 3 hours ago

System Administrator Lead

Radiance Technologies

•

Huntsville, Alabama, USA

Full-time

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Huntsville AL area. Employee ownership, generous 401K, full health/dental/life/vision insurance benefits, interesting assignments, educational reimbursement, competitive salaries, and a pleasant work environment combine to make Radiance Technologies a great place to work and succeed. Radiance is searching for an experienced Systems Administrator Lead to provide support to critical comput
Posted 3 hours ago

System Administrator

Leidos

•

San Antonio, Texas, USA

Full-time

The Digital Modernization Sector within Leidos is seeking a System Administrator to support the DoD Mobility Classified Capability (DMCC) program as part of GSM-O II in Columbus OH. We're seeking a candidate experienced with Windows server or Linux server operations, sustainment, and management activities to help ensure secure, reliable, and uninterrupted availability of the DoD's secure mobile device capability service. You'll work as part of a Network Operations team responsible for managing
Posted 7 days ago | Updated 3 hours ago

System Administrator (Windows or Linix Admin)

Mindlance

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New Castle, Delaware, USA

Contract

System Administrator (Windows or Linix Admin) Location: New Castle, DE 19720, USA Duration: 12 months (possible extension or conversion) Job Description Must have 5 years of experience in system Administration (windows or Linux server Admin)Should have basic netwrking experience.PKI expereince is an added advantage.Security (network or cyber) is an added advantage.Linux OS expereince is mandatory.Good to Have Certifications (CISSP, CCNA/CCNP, CEH, Redhat, ITIL, MCSE)
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Posted 9 days ago | Updated 5 days ago

Lead IMIS System Administrator - Solaris & Red Hat

Lockheed Martin Corporation

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Utah, USA

Full-time

Job Description You will be the Lead Integrated Maintenance Information System (IMIS) Administrator for the F-22 Ogden Depot in Utah. Our team is responsible for providing installation, maintenance and troubleshooting support of the IMIS applications and related peripheral hardware. What You Will Be Doing As the Lead IMIS Administrator you will impact everything from aircraft maintenance operations to supporting vital aircraft flight operations. Your responsibilities will include but are not l
Posted 2 days ago | Updated 3 hours ago

System Administrator (SA1) (Government)

AT&T Inc.

•

Columbia, Maryland, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. MAROONMIDNIGHTS (MMN) is focused is on Directory Infrastructure Services (Active Directory (AD), Exchange, Identity Mana
Posted 3 hours ago

System Administrator

Leidos

•

King of Prussia, Pennsylvania, USA

Full-time

Description Leidos Office of the Chief Information Security Officer, within the Digital Modernization Sector, is seeking a System Administrator to support various classified environments. You will be responsible for maintaining, securing, and supporting complex classified information systems, as well as ensuring compliance with security protocols and regulations. Work will be performed on site at our King of Prussia, PA office. What will you do in this role? This role includes a combination of
Posted 6 days ago | Updated moments ago