senior linux system administrator Jobs

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Senior Linux System Administrator

Leidos

•

Orlando, Florida, USA

Full-time

Are you an experienced Senior Linux System Administrator looking for your next challenge? Your search ends here! We have an exciting opportunity for you to support several Programs in the Orlando Area. Your expertise will guide the definition, implementation, and delivery of capability focused on Cyber Training systems and Synthetic Environment Generation. You'll have the chance to work with a broad range of systems, providing overall support for various critical systems. Join our team and make
Posted 6 days ago | Updated 5 hours ago

Senior Linux System Administrator

Zachary Piper Solutions, LLC

•

San Diego, California, USA

Full-time

Piper Companies is looking for a Senior Linux System Administrator to join DoD consulting company. This position is onsite in San Diego, CA. Essential Duties of the Sr Linux System Administrator: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availability.May assist
Posted 36 days ago | Updated 26 days ago

Senior Linux System Administrator

Zachary Piper Solutions, LLC

•

Aberdeen Proving Ground, Maryland, USA

Full-time

Piper Companies is looking for a Senior Linux System Administrator to join DoD consulting company. This position is onsite in Aberdeen Proving Ground, MD. Essential Duties of the Sr Linux System Administrator: Install, configure, and support an organization's local area network (LAN), wide area network (WAN), and Internet systems or a segment of a network system.Monitor network to ensure network availability to all system users and may perform necessary maintenance to support network availabili
Posted 36 days ago | Updated 26 days ago

Senior Linux System Administrator

Booz Allen Hamilton

•

Columbia, Maryland, USA

Full-time

Job Number: R0219640 Linux System Administrator, Senior 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 Department of Defense? We're looking for a Cross Domain Platform System Administrator to help us design, deploy, and maintain Cross Domain Solutions for an enterprise environment that supports critical cybersecurity mission customers. As a Linux system administrato
Posted 60+ days ago | Updated 6 hours ago

Senior Linux System Administrator

General Dynamics Information Technology

•

Livermore, California, 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: Linux, Microsoft Server Operating Systems, Microsoft Windows Environment Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: $10K Sign-on bonus A Senior Linux System Administrator Maintains an
Posted 60+ days ago | Updated 13 hours ago

Senior Linux System Administrator

General Dynamics Information Technology

•

Livermore, California, 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: Linux, Microsoft Server Operating Systems, Microsoft Windows Environment Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: $10K Sign-on bonus A Senior Linux System Administrator Maintains an o
Posted 60+ days ago | Updated 19 hours ago

Senior Linux System Administrator

General Dynamics

•

Livermore, California, 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: Linux, Microsoft Server Operating Systems, Microsoft Windows Environment Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: $10K Sign-on bonus A Senior Linux System Administrator Maintains an o
Posted 60+ days ago | Updated 5 hours ago

Linux System Administrator

Booz Allen Hamilton

•

Aberdeen Proving Ground, Maryland, USA

Full-time

Job Number: R0221928 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 the U.S. Government? We're looking for a system administrator who specializes in Linux with skills in Linux FIPS mod, full disk encryption using LUKS, TANG, Clevis, VMWare, and Active Directory. As a Linux system administrator on our
Posted 5 days ago | Updated 6 hours ago

Linux System Administrator

RTX Corporation

•

El Segundo, California, USA

Full-time

Date Posted: 2025-07-08 Country: United States of America Location: CA323: 2000 E Imperial Hwy Bldg R01 2000 East Imperial Highway Building R01, El Segundo, CA, 90245 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - t
Posted 5 hours ago

Linux System Administrator

IBM

•

Dallas, Texas, USA

Full-time

Introduction System Engineers at IBM are the backbone of our strategic initiatives to design, code, test, and provide industry-leading solutions that make the world run today - planes and trains take off on time, bank transactions complete in the blink of an eye, and the world remains safe because of the work our system engineers do. A system administrator (sysadmin) is responsible for managing, maintaining, and ensuring the smooth operation of an organization's IT infrastructure. Their job prim
Posted 8 days ago | Updated 5 hours ago

Linux System Administrator

Swanktek

•

Richmond, Virginia, USA

Contract

KEY RESPONSIBILITIES In addition to other occasional tasks, the candidate s key responsibilities will be: Installing, building, maintaining, provisioning, upgrading, and enhancing servers running RHEL versions 7, 8, and 9.x, as well as OpenShift environments. Configuring and maintaining HPE ProLiant servers running SELinux, following performance and security best practices. Supporting and maintaining existing shell scripting tools and creating new scripts as needed. Collaborating with DBAs a
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Posted 2 days ago

Senior Linux System Admin - Federal

ServiceNow, Inc.

•

San Diego, California, USA

Full-time

Company Description At ServiceNow, our technology makes the world work for everyone, and our people make it possible. We move fast because the world can't wait, and we innovate in ways no one else can for our customers and communities. By joining ServiceNow, you are part of an ambitious team of change makers who have a restless curiosity and a drive for ingenuity. We know that your best work happens when you live your best life and share your unique talents, so we do everything we can to make t
Posted 17 days ago | Updated 5 hours ago

Mid Linux System Administrator

Booz Allen Hamilton

•

Washington, District of Columbia, USA

Full-time

Job Number: R0221402 Linux System Administrator, Mid Key Role: Provide hands-on experience managing Linux-based IT components. Provide network and systems administration support for all cybersecurity systems in the Enterprise. Provide systems administration and engineering support for non-Windows operating systems such as Linux-based systems, including Redhat Enterprise Linux (RHEL). Support the networking administration focused on enterprise infrastructure systems such as Cisco and Cisco ISE,
Posted 18 days ago | Updated 6 hours ago

Jr. Linux System Administrator (TS/SCI)

Maxar Technologies

•

Herndon, Virginia, USA

Full-time

Please review the job details below. Maxar is currently seeking a Jr. Linux System Administrator to join our team. This role will be performed in our Maxar facility located in Herndon, Virginia. As a Maxar team member, you will have the opportunity to closely support our mission partners, and your work will have a direct impact on mission imperatives. In this role, you'll work as part of our infrastructure team and you will work closely with our software development DevOps and cybersecurity tea
Posted 5 hours ago

Jr. Linux System Administrator (TS/SCI)

Maxar Technologies

•

Herndon, Virginia, USA

Full-time

Please review the job details below. Maxar is currently seeking a Jr. Linux System Administrator to join our team. This role will be performed in our Maxar facility located in Herndon, Virginia. As a Maxar team member, you will have the opportunity to closely support our mission partners, and your work will have a direct impact on mission imperatives. In this role, you'll work as part of our infrastructure team and you will work closely with our software development DevOps and cybersecurity tea
Posted 3 hours ago

Jr. Linux System Administrator (TS/SCI)

Maxar Technologies

•

Herndon, Virginia, USA

Full-time

Please review the job details below. Maxar is currently seeking a Jr. Linux System Administrator to join our team. This role will be performed in our Maxar facility located in Herndon, Virginia. As a Maxar team member, you will have the opportunity to closely support our mission partners, and your work will have a direct impact on mission imperatives. In this role, you'll work as part of our infrastructure team and you will work closely with our software development DevOps and cybersecurity tea
Posted 3 hours ago

Jr. Linux System Administrator (TS/SCI)

Maxar Technologies Holdings Inc

•

Herndon, Virginia, USA

Full-time

Please review the job details below. Maxar is currently seeking a Jr. Linux System Administrator to join our team. This role will be performed in our Maxar facility located in Herndon, Virginia. As a Maxar team member, you will have the opportunity to closely support our mission partners, and your work will have a direct impact on mission imperatives. In this role, you'll work as part of our infrastructure team and you will work closely with our software development DevOps and cybersecurity tea
Posted 2 days ago | Updated 5 hours ago

Linux System Administrator (NETPLAN)

Eclaro

•

Remote

Contract

ECLARO is a company that delivers talent. We provide fully customizable, comprehensive talent acquisition and management of seasoned professionals through a number of business models, including: Consulting, Professional Hire, Global Integrated Delivery and Managed Services. Kindly email with a Word resume along with the position ID number, your hourly rate and availability. Job Title: Linux System Administrator Location: Remote Duration: 6 Months (Contract) $60/hour W2 25-04495 Preferred Backg
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Posted 36 days ago | Updated 11 days ago

Linux System Administrator (Top Secret clearance required)

BlackFern Recruitment

•

Sarasota, Florida, USA

Full-time

Security clearance: Active Top Secret clearance required. Company: We have deep experience in signal processing application and common services development for the National agencies of the Intelligence Community (IC) and the Department of Defense. We develop and deploy multiple applications and system infrastructures for use in client mission operations. We specialize in the development of mission-oriented signal processing algorithms, applications, and associated services for our customers. Th
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Posted 26 days ago | Updated 23 hours ago

UNIX/LINUX System Administrator

City of New York

•

New York, New York, USA

Full-time

Company Description Job Description APPLICANTS MUST BE PERMANENT IN THE COMPUTER SPECIALIST (SOFTWARE) CIVIL SERVICE TITLE. The Department of Social Services (DSS) is comprised of the administrative units of the New York City Human Resources Administration (HRA) and the Department of Homeless Services (DHS). HRA is dedicated to fighting poverty and income inequality by providing New Yorkers in need with essential benefits such as Food Assistance and Emergency Rental Assistance. DHS is committ
Posted 31 days ago | Updated 5 hours ago