Showing page 1 of 487 (Total listings: 9723)

Unix/Linux Administrator

Watershed Security ✓ Verified
Direct Apply
Dahlgren, King George County
Oct 6, 2026

Watershed Security, is a Veteran Owned Small Business with over 20 years’ Cybersecurity and Government Contracting experience. Watershed is looking for a hands-on Unix/Linux Systems Administrator to support NSWCDD. ; onsite in Dahlgren, VA. REQUIRED QUALIFICATIONS Key Responsibilities Three (3) years of professional experience in UNIX and/or Linux System Administration of networks and software systems. Experience in system backup and recovery; basic software management; security management and …

Senior Linux Administrator

Kforce Technology Staffing ✓ Verified
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US
Oct 12, 2026

Salary: $123,000 - 163,000 per year Requirements: 6 years of experience in Linux systems administration, infrastructure, security, or platform engineering Advanced experience administering Ubuntu and Red Hat Enterprise Linux (RHEL) Experience building and supporting production infrastructure from the ground up Hands-on experience with VMware vSphere technologies and KVM virtualization Experience with Nessus or comparable vulnerability management tools Experience integrating Linux systems with L…

Unix/Linux Administrator

Jobscast ✓ Verified
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Jacksonville, Duval County
Oct 12, 2026

Unix/Linux Administrator Position Description The best version of us starts with You! We CGI is for a motivated and detail-oriented Unix/Linux Operations Specialist to join our team supporting a leading global Bank client. This role is to support patch deployment, implementation, scheduling, coordination, and governance activities across infrastructure platforms. You will also contribute to patch operations, automation, tooling integration, and compliance activities to help maintain secure, rel…

Unix/Linux Administrator

System One ✓ Verified
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Washington, Washington, D.C.
Oct 12, 2026

Senior UNIX Linux Systems Engineer Washington, DC Hybrid – On-Site 2 days per week Hourly Rate: $75/hr. W2 Benefits Available Conversion Salary: Up to $150,000 annually, plus benefits Federal End Customer – US Citizenship Required Clearance: Public Trust eligibility System One IT is seeking a Senior Linux/Unix Systems Engineer to support a federal end-customer. The role will serve as the senior technical authority for the agency’s Linux platform. The Systems Engineer will design, engineer, and …

Senior Red Hat Linux Administrator

Liberty Personnel Services, Inc. ✓ Verified
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Fort Washington, Montgomery County
Oct 12, 2026

Job Details: Senior Red Hat Linux Administrator Location: Fort Washington, PA – Onsite Hybrid We are seeking a Senior Red Hat Linux Administrator to support and maintain enterprise Linux systems supporting critical ERP applications. Responsibilities: * Administer and support Red Hat Enterprise Linux (RHEL) environments. * Support Linux infrastructure supporting ERP and business-critical applications. * Perform system upgrades, patching, monitoring, troubleshooting, and performance tuning. * Man…

Linux Administrator - Secret Clearance Required

General Dynamics Information Technology ✓ Verified
Direct Apply
Falls Church City, Virginia
Oct 6, 2026

Public Trust: None Requisition Type: Regular Your Impact Own your opportunity to support our nation's defense. Make an impact by connecting and securing critical operations across the globe, keeping our country safe and secure. Job Description Linux Administrator We are seeking a Linux Administrator to support the Infrastructure Management Monitoring Team in Falls Church, Virginia. This role is critical to maintaining and supporting Linux operating systems. The ideal candidate is a proactive pr…

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Arlington, Arlington County
Oct 12, 2026

BCMC supports a U.S. Government customer on a mission critical program to design, build, deliver, and operate a next generation network operations environment. As part of a broader consolidation and modernization vision, this role contributes directly to the establishment of team dedicated to maintaining a Cyber Threat Intelligence Database. This role will also contribute to the creation, maintenance, and expansion of such a system across multiple domains. We are seeking a Senior Linux Administ…

Tier 2 Linux Administrator - TS/SCI with polygraph

General Dynamics Information Technology ✓ Verified
Direct Apply
Fort Belvoir, Fairfax County
Oct 6, 2026

Public Trust: None Requisition Type: Regular Your Impact Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats. Job Description General Dynamics Information Technology (GDIT) is seeking a highly skilled IT Engineer with strong experience in Linux system administration and strong competency in Microsoft Enterprise Systems to provide Tier 2 support for a large Federal Intelligence Agenc…

SE Linux Based MLS SME Linux Administrator

Cohere Technology Group LLC ✓ Verified
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Springfield, Fairfax County
Oct 6, 2026

Location: Springfield, VA Clearance: Must have active TS/SCI with CI Poly to apply Program Description: Cohere Technology provides Red Hat Enterprise Linux (RHEL) based High Performance Computing (HPC) services through the HPC lifecycle for computational requirements, architecture, acquisition, and operations to federal government customers. Our employees embrace automation, innovation, and are committed to a culture of continuous, standards-driven process improvement and assimilation of indust…

Tier II Linux Administrator - TS/SCI with Polygraph

General Dynamics Information Technology ✓ Verified
Direct Apply
Alexandria, Alexandria City
Oct 12, 2026

Public Trust: None Requisition Type: Regular Your Impact Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats. Job Description Seize your opportunity to make a personal impact as an Tier II Linux Administrator supporting our intelligence customer. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career. At GDIT, people are our different…

Linux Administrator

Synchro ✓ Verified
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Clarksburg, Montgomery County
Oct 6, 2026

Job Title: Support Technician / Linux Admin Location: Clarksburg, MD (onsite) Job Type: 6 month contract to hire Pay Rate: $33-35/hr Our client is a leader in the vehicle industry, developing cutting-edge technology. Their innovative approach is creating safer, more efficient driving solutions, and they are seeking a Support Technician to join their growing team. You will play a pivotal role in supporting the hardware and systems that power vehicles. This position involves troubleshooting hardw…

Linux Administrator

GovCIO ✓ Verified
Direct Apply
Fort Sam Houston, Bexar County
Sep 29, 2026

GovCIO is seeking a self-motivated Linux Administrator to support Linux servers and services for the 616th Operations Center (616 OC). The administrator will perform routine sustainment and troubleshooting independently, follow approved procedures for security and change control, and coordinate complex changes and incidents with senior engineers and mission partners. The environment includes Red Hat Enterprise Linux (RHEL), other Linux distributions as applicable, VMware-hosted systems, and res…

Linux System Administrator

System One ✓ Verified
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Cary, Wake County
Oct 12, 2026

Linux System Administrator Assignment Details Contract Length: 12 Months Work Location: 100% Remote Travel Requirement: Occasional travel to Dallas, TX (1-2 days annually) Pay range: $70 - $75/hour We 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 infrastr…

Linux System Administrator

Altamira Technologies Corp. ✓ Verified
Direct Apply
Fairborn, Greene County
Oct 12, 2026

: Altamira Technologies has a long and successful history providing innovative solutions throughout the U.S. National Security community. Headquartered in McLean, Virginia, Altamira serves the defense, intelligence and homeland security communities by focusing on creating innovative solutions leveraging common standards in architecture, data and security. Altamira believes that our people and the culture of our company differentiate us from other companies. We focus on recruiting talented, self…

Linux Systems Administrator

Akaasa Technologies ✓ Verified
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Miami, Miami-Dade County
Oct 12, 2026

Looking for a Linux Systems Administrator with experience supporting HPC environments, AI clusters, and research computing tools. Experience supporting grant-funded research environments is highly preferred. Location: Miami (hybrid onsite 3 days) MUST HAVES ( in order of priority ) Linux Systems Administrator (HPC experience ) AI Clusters and tools, grants Configuration Management and Provisioning Storage System experience (Lustre File System) Backup Software installation Windows System Adminis…

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Oak Ridge, Anderson County
Oct 12, 2026

At BWX Technologies, Inc. (NYSE: BWXT), we are People Strong, Innovation Driven. A U.S.-based company, BWXT is a Fortune 1000 and Defense News Top 100 manufacturing and engineering innovator that provides safe and effective nuclear solutions for global security, clean energy, environmental restoration, nuclear medicine and space exploration. With more than 7,800 employees, BWXT has 14 major operating sites in the U.S., Canada and the U.K. We are the sole manufacturer of naval nuclear reactors f…

Linux Systems Administrator

Dynamic Animation Systems, Inc. ✓ Verified
Direct Apply
Mc Lean, Fairfax County
Oct 6, 2026

Salary: $130,000 - 145,000 per year Requirements: We require a bachelors degree in Information Technology, Information Systems, Computer Engineering, Computer Science, or a related technical field and 4–7 years of relevant experience with increasing responsibility, or a comparable masters degree and 5 years of experience. You must be a U.S. citizen without dual citizenship to meet clearance regulations. You must hold an active or inactive U.S. DoD Secret clearance or higher. You must have a DoD…

Linux System Administrator

Advanced Sciences and Technologies ✓ Verified
Direct Apply
Pomona, Galloway
Oct 12, 2026

10 Years of experience Bachelors Degree in related field Required Experience: Red Hat Linux System Administrator Red Hat Ansible Automation F5 Networks GTM and LTM Additional Desired Experience: VMware Virtualization Duties: Proactively maintain and develop all Linux infrastructure technology to maintain a 24x7x365 uptime service Engineering of systems administration-related solutions for various project and operational needs Maintain best practices on managing systems and services across all e…

Linux Systems Administrator

Total Force Alliance ✓ Verified
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Pearl, Rankin County
Oct 6, 2026

Linux Systems Administrator (*Must have an active Secret clearance with the ability to obtain a Top-Secret clearance*) We’re seeking a candidate to fill a Linux System Administrator position supporting a large federal contract located in Pearl Harbor, Hawaii. The candidate will maintain the smooth operation of multi-user computer systems running Redhat Linux but also includes Windows Server on a global network management system. Working with server farms as well as working with systems in a clo…

Linux Systems Administrator

Jobscast ✓ Verified
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Tampa, Hillsborough County
Oct 12, 2026

Kforce has a client that is seeking a Linux Systems Administrator in Tampa, FL. Summary: Join a fast-paced enterprise IT team responsible for ensuring the reliability, security, and availability of critical infrastructure supporting 24/7 operations. This role focuses on systems administration, cloud technologies, identity management, virtualization, security, and enterprise services. Key Responsibilities: Administer Active Directory, Microsoft Entra ID, IAM solutions, and Microsoft 365 Support …

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