Linux Administrator jobs

Norwalk, Connecticut

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Yesterday

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

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Full-time

$100,000 - $180,000

Linux Administrator / SME

Herndon, Virginia

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Today

job summary: Our client is in search of a Linux Administrator/ SME to support their SDA/NGA programs. location: Herndon, Virginia job type: Permanent salary: $100,000 - 140,000 per year work hours: 9am to 5pm education: Bachelors responsibilities: Linux Administrator SME for support teams which includes our Centralized SuperComputing Facility (CSCF) High Performance Computing and other contracts. qualifications: Basic Qualifications: Bachelor's degree in Computer Science or an AIS degre

Full-time

USD100,000 - USD140,000

SE Linux/ MLS LInux Administrator/ SME - TS/SCI w/ CI Poly

Herndon, Virginia

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Today

job summary: Our client is in search of a SE Linux/ MLS Linux Administrator/ SME to support their SDA/NGA programs location: Herndon, Virginia job type: Permanent salary: $100,000 - 140,000 per year work hours: 9am to 5pm education: Bachelors responsibilities: SE Linux Based MLS Linux Administrator SME for the enterprise MLS configuration team which includes our Centralized Supercomputing Facility (CSCF) High Performance Computing and other contracts. qualifications: Basic Qualifications

Full-time

USD100,000 - USD140,000

Linux Administrator SME

Cope, Colorado

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Today

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutio

Full-time

USD 99,700.00 - 175,835.00 per year

Linux Systems Administrator (Vulnerability, Patching, and Hardening)_Onsite@Greensboro,NC

Greensboro, North Carolina

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Yesterday

Role: Linux Systems Administrator (Vulnerability, Patching, and Hardening) Location: Greensboro, NC, Onsite Contract Description: Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments. Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agreement reporting. Essential functions Review Qualys Vulnerability Management findings f

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Third Party, Contract

$30 - $40

Linux Administrator w/ AWS - Secret Clearance

Scottsdale, Arizona

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Today

job summary: Our client is in search of a Linux Administrator to join their Space Ground Systems Engineering team. location: Scottsdale, Arizona job type: Contract to Perm salary: $68 - 72 per hour work hours: 9am to 5pm education: Bachelors responsibilities: The Linux Administrator provides infrastructure support for ServiceNow MID servers, application nodes, RDS instances, and supporting systems within a self-hosted network enclave. This role combines Linux system administration with cl

Contract

USD68 - USD72

Linux Administrator

Arlington, Virginia

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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

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Full-time

Senior Red Hat Linux Administrator

Arlington, Virginia

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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

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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

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Full-time, Contract

Sr Linux System Administrator - Clearance Required

Annapolis, Maryland

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Today

Job Description This position is participating in our External Referral Program. If you know somebody who may be a fit, click here to submit a referral. If your referral is hired, you'll receive a payment! code-extrefer Senior Linux System Administrator - Clearance Required WHAT WE'RE DOING Join Lockheed Martin Rotary and Mission Systems, where we foster innovation and integrity. As a Senior Linux System Administrator, you'll be empowered to create "new realities" and pioneer solutions that b

Full-time

USD 99,700.00 - 175,835.00 per year

Linux Administrator

Fort Belvoir, Virginia

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Yesterday

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

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Full-time

Depends on Experience

RHEL Linux Administrator/Support Tech in Austin, TX

Hybrid in Austin, Texas

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5d ago

Hi,Kindly find the JD mentioned below, Solicitation Number: 26R0015472Role: RHEL Linux Support Admin/TechLocation: Austin, TXDuration: 12+ MonthCustomer Name: State of TX (Texas Department of Public Safety) JOB DESCRIPTION: The Support System Administrator will be responsible for supporting the migration and modernization of EOL systems, including legacy systems running older versions of Windows and Red Hat Enterprise Linux . The role will focus on upgrading these systems to supported OS versi

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Contract, Third Party

Depends on Experience

Linux Administrator

Tampa, Florida

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Today

Description The organization is looking for an experienced Systems Administrator with strong Linux, virtualization, and storage experience to support a primarily on prem infrastructure environment. This role maintains the reliability, availability, and security of Windows, Linux, virtual machines, and core infrastructure that supports 24/7 operations. The environment includes modern Windows Server builds, RedHat Linux, and a large VMware footprint. Key Responsibilities Administer and support

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Full-time

Linux Administrator - Pontiac, MI

Hybrid in Pontiac, Michigan

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Yesterday

DTS is looking for Linux Administrator for our direct client Position in Pontiac, MI Server Administrator (Linux) The Linux Server Administrator role is responsible for the design, maintenance, and optimization of enterprise Linux infrastructure within a secure, hybrid on-premises and cloud-integrated environment. This position supports operational reliability, automation, storage integration, and containerized workloads. The ideal candidate has strong experience in patch management, repository

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Contract

DoE

Senior Linux Systems Administrator

Princeton, New Jersey

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Today

Job ID: T2600057 Location: Princeton, NJ, US Date Posted: 2026-03-05 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: ORA_ON_SITE Description ? SAIC is recruiting for a Senior Linux Systems Administrator to join our program as a general technologist to support our NOAA GFDL program in Princeton, NJ serving the NOA

Full-time

USD 120,001.00 - 160,000.00 per year

Linux Systems Administrator

Greensboro, North Carolina

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2d ago

Hello, Hope you are doing great. We have an immediate Requirements for these role Hiring: Linux Systems Administrator (Vulnerability, Patching, and Hardening) Location: Greensboro, NC Job Type: 12+ months contract Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments. Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agree

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Full-time

$40 - $50

Linux Systems Administrator (Vulnerability, Patching, and Hardening)

Greensboro, North Carolina

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4d ago

Hi, Hope you are doing well. Please find the below job description. Role: Linux Systems Administrator (Vulnerability, Patching, and Hardening) Location: Greensboro, NC Performs hands-on vulnerability remediation, patch deployment, and secure configuration hardening for Linux environments. Ensures changes are executed safely in production, validated through Qualys Vulnerability Management, and measured through program metrics and service level agreement reporting. Essential functions: Review Qual

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Contract, Third Party

Depends on Experience

Linux Administrator

Texas

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Today

job summary: Identify gaps and process improvements to enhance the stability of the environment Collaborating with various vendors (Redhat, HP, Dell, IBM AIX etc.) on RCA's and implementing the solution Seek out & share new ideas, approaches & industry insights towards automation & stability in infrastructure domain, self-service & self-healing Communicate, Collaborate and build relationships with partners and crucial team members including engineering and other operations leaders. We strive

Contract

USD55 - USD56

Red Hat Linux Administrator || West Des Moines, IA (Onsite) || Contract

West Des Moines, Iowa

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Today

Administer, configure, and maintain Red Hat Enterprise Linux (RHEL) systems in production and non production environments. Perform installation, configuration, and upgrades of RHEL servers. Monitor system performance, availability, and capacity to ensure optimal operation. Troubleshoot and resolve Linux OS level issues related to CPU, memory, disk, network, and services. Perform root cause analysis for recurring system issues and implement permanent fixes. Manage user accounts, group

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Contract, Third Party

Depends on Experience

System Administrator (Linux) - San Jose, CA - MUST BE LOCAL

San Jose, California

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12d ago

Job Title: System Administrator (Linux) Location: San Jose, CA Duration: 1 Year of Contract Responsibilities: Engineering of systems administration-related solutions for various project and operational needs. Install new/rebuild existing servers and configure hardware, peripherals, services, settings, directories, storage, etc. in accordance with standards and project/operational requirements. Virtualization platform (VMware, KVM, and other) Storage management (Netapp, Dell/EMC, PureStorage, and

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Contract

Depends on Experience

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Linux Administrator jobs