Senior Linux System Administrator jobs

Raymond, Ohio

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Today

Description Summary We are seeking an experienced Sr. Linux System Administrator / Engineer to maintain and optimize the Linux environment supporting and patching multiple Linux servers, as well as support Application Installation / Management across virtual and physical machines, both on-premises and in the cloud. This role involves system administration, automation, and collaboration with leadership to ensure a secure, reliable, and high-performance environment. Key Responsibilities Daily T

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Contract

USD 65.00 - 72.00 per hour

Senior Linux System Admin - Federal

San Diego, California

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Today

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

Full-time

USD 126,700.00 - 215,400.00 per year

Linux System Administrator

Ohio

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Today

Radiance Technologies is an employee-owned company with benefits that are unmatched by most companies in the Dayton OH 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, supporting major Air Force programs in Dayton OH, is searching for an experienced Red Hat Linux Syste

Full-time

Linux System Administrator & Automation Engineer

Hybrid in Sacramento, California

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28d ago

Overview We are seeking a highly skilled Linux System Administrator & Automation Engineer to support enterprise operations across on-premises datacenters and hybrid cloud environments. The ideal candidate will have deep expertise in Red Hat Enterprise Linux (RHEL), Ansible automation, security compliance, and DevOps practices. This role involves system administration, security hardening, infrastructure automation, and cross-team collaboration to ensure reliable, secure, and scalable IT services.

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Contract, Third Party

$40 - $60

Linux System Administrator

Seal Beach, California

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Today

Linux System Administrator Company: The Boeing Company Boeing Defense, Space & Security (BDS), Space and Launch Organization seeks an early career Linux System Administrator to support Proprietary Programs in Seal Beach, CA. You will assist in installations, perform environment set-up, and help maintain operational readiness with various operating systems and hardware interfaces. Position Responsibilities: Assist with installation, configuration, and management of Red Hat Enterprise Linux (RH

Full-time

USD 76,500.00 - 130,500.00 per year

Linux System Administrator

Warsaw, Indiana

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9d ago

Technical / professional qualifications: Installing, configuring and maintaining Linux Servers / VirtualizationInstallation and configuration of HA environment using Linux cluster or Veritas Cluster.Configuration and administration of LVM and Veritas logical volume manager.Installing and Maintaining kickstart environmentPatch and Package administrationPrinter AdministrationWriting shell scripts to accomplish day to day system administration taskConfiguring and supporting domainsTroubleshooting H

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Full-time

$100,000 - $110,000

Linux System Administrator

Atlanta, Georgia

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10d ago

Location:Onsite in Downtown Atlanta, GA (5 days/week) Employment Type:6+ Month Contract-to-Hire Compensation:Up to $55/hour W-2 or $62/hour 1099/IC Conversion Salary: up to $120k Clearance:Ability to obtain Public Trust (sponsored after start; process ~4 weeks) Benefits (W-2):Medical, dental, vision, LTD/STD, HSA/FSA, term life, supplemental health (e.g., Aflac), and 401(k) On-Call:Part of a light rotation (approx. twice per quarter) Job Summary We are seeking two Linux Systems Administra

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Full-time

Up to $120,000

Unix-Linux System Administrator - L3 Support - Spring, TX - 66822

Spring, Texas

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Today

Unix-Linux System Administrator-L3 Support We have an immediate long-term opportunity with one of our prime clients for a position of Unix-Linux System Administrator-L3 Support to work at Spring, TX Pay Rate: $40-$45/hr Looking for an experienced L3 System Administrator with strong expertise in Linux (RHEL/SUSE) and HP-UX. Responsibilities include OS installation and patching, performance tuning, crash analysis, storage and clustering (Red Hat Cluster, SUSE HAE, ServiceGuard), and automation

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Contract

$$40/hr

Linux System Administrator

Phoenix, Arizona

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Today

Join a dynamic IT team as a Linux System Administrator in a full-time role where you'll work primarily with Red Hat Enterprise Linux (RHEL) in a secure, enterprise environment. This organization is modernizing its infrastructure with upcoming migrations to AWS, containerization initiatives, and automation improvements. You'll be part of a tight-knit team of 5 (Network Admin, 3 System Admins, and CISO) supporting critical internal tooling and developer database systems in a 7x24x365 environment.

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Full-time

$110000 - $120000

Linux & HP-UX System Administrator L3 Support

Chandler, Arizona

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16d ago

Job Title: Linux & HP-UX System Administrator L3 Support Job Summary: We are seeking an experienced L3 System Administrator with deep expertise in Linux (RHEL/SUSE) and HP-UX environments. This role involves advanced troubleshooting, performance tuning, patching, clustering, and automation across mission-critical infrastructure. The ideal candidate will be responsible for ensuring high availability, security, and compliance of Unix/Linux systems. Key Responsibilities: Linux Administration (RHEL/

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Full-time

$100,000 - $160,000

Linux & HP-UX System Administrator L3 Support

Carrollton, Texas

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16d ago

Easy Apply

Full-time

$100,000 - $116,000

Linux & HP-UX System Administrator L3 Support

Spring, Texas

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25d ago

Job Title : Linux & HP-UX System Administrator L3 Support Location :Spring, TX 77389 Job Summary: We are seeking an experienced L3 System Administrator with deep expertise in Linux (RHEL/SUSE) and HP-UX environments. This role involves advanced troubleshooting, performance tuning, patching, clustering, and automation across mission-critical infrastructure. The ideal candidate will be responsible for ensuring high availability, security, and compliance of Unix/Linux systems. Key Responsibilities

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Contract

Depends on Experience

Linux & HP-UX System Administrator – L3 Support

Spring, Texas

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17d ago

Immediate need for a talented Linux & HP-UX System Administrator L3 Support. This is a06 - 12 months contractopportunity with long-term potential and is located in Spring, TX(Onsite). Please review the job description below and contact me ASAP if you are interested. Job Diva ID: 25-95029 Pay Range: $40 - 45/hr. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Responsibilities: Lin

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Contract

40 - 45

Senior Linux System Administrator

Marlborough, Massachusetts

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Today

Date Posted: 2025-11-21 Country: United States of America Location: MA801: Marlborough, MA 1001 Boston Post Road Building 2, Marlborough, MA, 01752 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and alli

Full-time

USD 82,000.00 per year

Linux System Administrator

Laurel, Maryland

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Today

Description Are you passionate about shaping secure, IT systems in classified environments? Do you want to influence system improvements, implementation decisions, and the overall security posture of advanced technology systems? If so, we're looking for someone like you to join our team at APL! We are seeking a Linux System Administrator to join the RF Engineering group to support Hardware-in-the-Loop (HiL) facilities. In this role, you will apply Risk Management Framework (RMF) principles,

Full-time

USD 100,000.00 per year

Linux System Administrator-Senior Level

Remote or Sterling, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

Red Hat Linux System Administrator (IT SE II) (Government)

Chantilly, Virginia

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Today

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. Our National Security Team supports the intelligence community, providing, operating, and assuring critical voice, video

Full-time

USD 98,100.00 - 160,000.00 per year

Linux System Administrator

Fort Meade, Maryland

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Today

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are seeking a WebLogic Administrator/Linux Systems Administrator to join our dynamic team. This individual will play a pivotal role in developing innovative and

Full-time

Linux & HP-UX System Administrator L3 Support

Spring, Texas

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20d ago

Linux & HP-UX System Administrator L3 SupportHCLTech Spring, Texas, United States (On-site)Save Apply Job Title: Linux & HP-UX System Administrator L3 Support Job Summary: We are seeking an experienced L3 System Administrator with deep expertise in Linux (RHEL/SUSE) and HP-UX environments. This role involves advanced troubleshooting, performance tuning, patching, clustering, and automation across mission-critical infrastructure. The ideal candidate will be responsible for ensuring high availabi

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Full-time

$55,000 - $103,000

System Administrator- Linux

Annapolis, Maryland

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Today

Job Description System Administrator - Linux Leidos has a new and exciting opportunity for a System Administrator - Linux in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holiday

Full-time

USD 73,450.00 - 132,775.00 per year

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Senior Linux System Administrator jobs