Linux Administrator jobs

Arlington, Virginia

•

Today

Job ID: 2610475 Location: Arlington, VA, US Date Posted: 2026-03-20 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is currently seeking an experienced Linux and UNIX Administrator to operate and maintain Red Hat and Oracle Linux (Release 7 and 8), and HP-UX (11.31) operating systems within

Full-time

Linux Administrator SME

Springfield, Virginia

•

Today

Linux Administrator SME Key Qualification Checklist Program: Centralized SuperComputing Facility (CSCF) HPC Clearance Required: Active TS/SCI with CI Poly Basic Qualifications (Must Have) Bachelor's in Computer Science (or AIS) + 10+ years experience 5+ years developing system software in heterogeneous, multi-platform environments Strong Bourne/Bash & Expect scripting skills Advanced Linux kernel debugging (source code review, logs, crash, systemtap) Experience managing Red Hat Satellite repos

Easy Apply

Full-time, Contract

Senior Linux Administrator

Denver, Colorado

•

Today

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Linux Administrator in Denver, CO. Summary: This role requires a Senior Linux Administrator to support the list of tasks to support our Linux Server Administrator in support of our WebLogic Server and the Exalogic Migration project, currently underway. Tasks to complete involve: * Completing the migrations of 2 WebLogic environments from Exalogic to ExaUCS platform * Contracted resource would assist with troubleshooting/correction

Contract

$50 - $70 hourly

Linux Administrator

No location provided

•

Today

GovCIO is currently seeking a Senior Linux Administrator to support the installation, configuration, maintenance, and optimization of Linux based systems in support of 616th Operations Center (616 OC) operations. This position will be located in San Antonio, TX and will be an onsite position. Responsibilities Manages and maintains Linux-based systems and servers. Primary duties include installing, configuring, updating, and hardening Linux operations systems and software applications. Ensures s

Full-time

USD 115,000.00 - 135,000.00 per year

Linux Administrator

Arlington, Virginia

•

Today

Job#: 3028202 Job Description: For immediate response, please send to : Updated WORD resume, desired hourly rate, and best time to speak! Job ID: 3028202 Position: Linux Administrator Location: 100% REMOTE (HQ in Arlington, VA) Duration: Long Term Contract (W2 ONLY) MUST HAVES: Ability to obtain and maintain a DoD Secret Clearance | Security+ CE (please send a copy)Bachelor's & 7-10+ years of experienceScripting experience with Bash, Python, or Ansible Role Overview We are seeking a Linux Adm

Easy Apply

Full-time

Linux Administrator

Norwalk, Connecticut

•

24d ago

A Fairfield County hedge fund is seeking a Linux Systems Administrator to join its Technology Infrastructure team. This role will support the firm s Linux server environment, including system provisioning, configuration, maintenance, and performance optimization, while collaborating with cross-functional IT teams to support enterprise applications and infrastructure. ResponsibilitiesManage Red Hat Linux server operations, including builds, upgrades, performance tuning, and troubleshootingOversee

Easy Apply

Full-time

$100,000 - $180,000

Linux Security Administrator

Sierra Vista, Arizona

•

Today

Job Description ECS is looking for a Linux Security Administrator to join our team in Sierra Vista, AZ office. Job Summary The Linux security administrator will architect, deploy, and maintain secure Linux-based systems (primarily RHEL and Oracle Linux) across classified and unclassified networks. You will ensure all systems meet DoD Security Technical Implementation Guides (STIGs) and maintain an Authorization to Operate (ATO) through continuous monitoring and vulnerability remediation. Core

Full-time

USD 100,000.00 - 140,000.00 per year

Linux Administrator

Frankfort, Kentucky

•

3d ago

Role:Linux AdministratorLocation: Hybrid (3 Days Onsite) Frankfort, KYDuration: Long-Term ContractSummary:Client is seeking an experienced Linux Administrator to support and modernize a large enterprise Linux environment. This role will focus heavily on Oracle Linux Virtualization Manager (OLVM), automation using Ansible, and improving the stability, security, and scalability of virtualized infrastructure.Key Responsibilities: Administer, maintain, and support an Oracle Linux Virtualization Mana

Easy Apply

Contract

25 - 30

Linux administrator

Boise, Idaho

•

3d ago

Object Technology Solutions, Inc (OTSI) has an immediate opening for a Linux administrator Linux administrator (Boise, ID) MAJOR RESPONSIBILITES: Provide best in class computer support for engineering design teams Provide technical direction and escalation for technologies maintained within the Linux compute space Drive innovation and automation of computer solutions both internally and for our customers Provisioning of systems both physical and virtual. Drive configuration management throu

Easy Apply

Contract

Depends on Experience

Linux Administrator

Fort Belvoir, Virginia

•

25d ago

Job Title: Linux Administrator Location: Fort Belvoir, VA Type: Direct Hire Contractor Work Model: Onsite Security Clearance: Active Secret Clearance Required Responsibilities Support, maintain, and enhance Linux-based systems and services that enable Identity, Credential, and Access Management (ICAM) functions across the enterprise. Manage, configure, and maintain Linux servers (RHEL/Oracle Linux/Ubuntu or distributions in use). Perform patching, vulnerability remediation, system hardening, an

Easy Apply

Full-time

Depends on Experience

Linux Administrator SME - HPC Operations

Springfield, Virginia

•

30+d ago

Linux Administrator SME - HPC Operations Location: Springfield, VA - Onsite Duration: Longterm Role Summary: Provide expert-level Linux administration for our Centralized SuperComputing Facility (CSCF) and associated HPC contracts. You'll handle day-to-day operations, automation, and user support to ensure optimal system performance and availability. This role requires an active TS/SCI clearance with CI Polygraph at the time of onboarding. Full-time onsite presence at designated federal fa

Easy Apply

Contract, Third Party

$55 - $60

Linux System Administrator

Downey, California

•

14d ago

Job SummaryThe Linux System Administrator is responsible for managing, maintaining, and securing Linux-based systems across private and public cloud environments. This role involves applying industry best practices to resolve complex technical issues, administering multiple Linux distributions, and ensuring high availability, performance, and security of computing infrastructure. The administrator collaborates with cross-functional teams to deliver secure and reliable IT services to county stake

Easy Apply

Contract

Depends on Experience

Sr Linux Engineer/Administrator

Houston, Texas

•

7d ago

NAVA Software solutions is looking for a Sr Linux Engineer/Administrator Details: Sr Linux Engineer/Administrator Houston TX - Hybrid Duration: 12 months Client someone with interest and proven experience moving users from Windows to Linux and changing out all other Windows-based plumbing (i.e. Active Directory, Group Policies, DNS, DHCP, email, Systems Center, software packaging, etc.)

Easy Apply

Third Party, Contract

Linux Systems Administrator (Remote) C2H

Boston, Massachusetts

•

3d ago

Name: Linux Systems Administrator Duration: 6+ Months Location: Boston MA 02135/ Remote Hours Per Week:35 Duties: Perform Maintenance and Systems Administration for HPC cluster Systems Administration forHPC linux cluster Manage user jobs and cluster configuration using Slurm Assist researchers in job scheduling and troubleshooting slurm job submissions Building and installing software on Linux Systems Working with support vendors to maintain systems Execute the migration/upgrade pla

Easy Apply

Contract, Third Party

Depends on Experience

Linux System Administrator

Downey, California

•

10d ago

Onsite role. Background Checks: Yes Position Description: The Linux System Administrator is responsible for applying Red Hat Enterprise Linux (RHEL), Ubuntu, CentOS, Suse and Debian concepts and industry best practices to resolve complex issues, provide daily operational management of private and public cloud Linux server instances, maintaining thorough documentation of procedures and system configurations, selecting methods and techniques to obtain solutions, evaluating technologies, performing

Easy Apply

Full-time

Depends on Experience

Linux (Cloud) Systems Administrator

San Jose, California

•

4d ago

We have a contract Onsite opportunity Linux (Cloud) Systems Administrator @ Santa Clara, CA (Onsite), Please find the JD below Role : Linux (Cloud) Systems Administrator Location: Santa Clara, CA (Onsite) Term: Long Term Eligibility: Additional Requirement: Candidates must be willing to provide valid government-issued ID (Drivers License) for identity verification during process. Responsibilities: Linux Administration: Demonstrated experience in installing, configuring, and upgradingLinux sy

Easy Apply

Contract, Third Party

Depends on Experience

Linux Administrator (Cleared)

Marlborough, Massachusetts

•

Today

About us One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team. What you'll do We are seeking a highly skilled and motivated Linux Adminis

Full-time

USD 121,000.00 - 191,000.00 per year

ITSM ServiceNow Platform & Linux Administrator /CMDB Engineer

Washington, District of Columbia

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: Other Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Linux, Microsoft Windows Server, ServiceNow Administration, ServiceNow Configuration Management Database (CMDB), ServiceNow Platform Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: SYSTEMS ENGINEER Senior - Servi

Full-time

USD 119,000.00 - 161,000.00 per year

Senior Linux Administrator

Lorton, Virginia

•

Today

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Full-time

Senior Linux Administrator Team Lead

Falls Church, Virginia

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Critical Systems, Enterprise Systems, Software Updates, System Administration, Technical Issues Certifications: CompTIA Security+ CE | CompTIA - CompTIA, Red Hat Certified Engineer (RHCE) | Red Hat - Red Hat Experience: 5 + years of related experience ship Require

Full-time

USD 127,500.00 - 172,500.00 per year

Filter Results

Job post features

Posted date

Work settings

Employment type

Distance

Employer type

Work authorization

Linux Administrator jobs