Senior Linux Administrator jobs

Sr. Linux Administrator - Bellevue, WA (Onsite) - Fulltime

Bellevue, Washington

•

3d ago

Tittle: Sr. Linux Administrator Location: Bellevue, WA (Onsite) Duration: Fulltime Must Have Technical/Functional Skills: Unix Administration Unix Shell Scripting and text processing tools Unix / Linux Basics and Commands Linux OS Digital : Python; Windows Powershell, Altair Accelerator, IBM LSF Roles & Responsibilities: Manage and troubleshoot Linux services: DNS, NIS, LDAP, Altair Accelerator, IBM LSF. Perform kernel-level debugging, patching, and performance tuning. Automate system tasks u

Easy Apply

Full-time

125000 - 130,000

Sr. Linux Administrator - RHEL9 & NAGIOS

Middletown Township, New Jersey

•

10d ago

Sr. AdministratorMiddletown, NJ - Only LocalsLong Term ProjectJob Description :Skills required high-levelRedhat RHEL7 and RHEL9 skills: Advanced administration Kickstart builds using cli Creating and managing VMs Patching using YUM with dedicated repos (Not Satellite) RHEL8 is not required Dell Hardware skills: R940, R860, R760, R7615, R740 servers Dell Hardware Bare metal builds using dedicated repos Dell Hardware Hypervisor kickstarts, create and maintain Remote build using Serial connectivit

Easy Apply

Contract, Third Party

Depends on Experience

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: None Experience: 5 + years of related experience ship Required: Yes Job Description: HOW A LINUX SYSTEM ADMINISTRATOR WILL MAKE AN IMPACT: Provide sys

Full-time

USD 127,500.00 - 172,500.00 per year

Senior Level Linux System Administrator

Redstone Arsenal, Alabama

•

Today

Torch Technologies Thank you for your interest in employment with Torch Technologies. We are a 100% employee-owned, Certified Great Place To Work and named Best Places to Work in Huntsville/Madison County, headquartered in Huntsville, AL. Our team provides superior research, development, and engineering services to the Federal Government and Department of War. As one of the nation's top 100 defense companies, the services we provide directly support the men and women who serve our country. Our

Full-time

Senior Linux Systems Administrator

Princeton, New Jersey

•

4d ago

Job ID: 2600057 Location: PRINCETON, NJ, US Date Posted: 2026-01-07 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: No 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 NOAA GFDL lab i

Full-time

USD 120,001.00 - 160,000.00 per year

Senior Linux System Administrator

John C. Stennis Space Center, Mississippi

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: None Clearance Level Must Be Able to Obtain: None Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Information Technology (IT) Infrastructure, Linux, System Administration Certifications: None Experience: 8 + years of related experience ship Required: No Job Description: Senior Linux System Administrator The position is for the Senior Linux System Administrator r

Full-time

USD 90,950.00 - 123,050.00 per year

Senior Linux System Administrator Vice President

Remote or Irving, Texas

•

Today

Job Overview: We are seeking an accomplished and technically astute Level 3 Linux System Administrator to join our high-performance infrastructure team. This individual will serve as a subject matter expert (SME) on Linux systems, providing deep operational insight, advanced troubleshooting, performance tuning and capacity planning. Demonstrate a strong balance on hands-on expertise, automation mindset, and a strategic approach to system scalability, security, and lifecycle management. Respons

Full-time

USD 125,760.00 - 188,640.00 per year

Senior Linux Systems Administrator

Florida

•

Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Linux, RedHat, System Administration Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Advance how our customers operate while you advance your career. Join GDIT as a Senior Linux Systems Adminis

Full-time

USD 93,500.00 - 126,500.00 per year

Senior Linux System Administrator

Maryland

•

Today

Job Number: R0234431 Linux System Administrator, Senior The Opportunity: Install systems on dedicated infrastructure, ensure the infrastructure is functional and available, and update and patch critical systems. Provide customers with insight into their network through monitoring and performance management. Identify problem areas and opportunities for improvement in a mission-critical network. Accomplish work without considerable direction. You Have: 5+ years of experience with systems administ

Full-time

USD 77,600.00 - 176,000.00 per year

Senior Linux System Administrator

Maryland

•

Today

Job Number: R0234433 Linux System Administrator, Senior The Opportunity: Install systems on dedicated infrastructure, ensure the infrastructure is functional and available, and update and patch critical systems. Provide customers with insight into their network through monitoring and performance management. Identify problem areas and opportunities for improvement in a mission-critical network. Accomplish work without considerable direction. You Have: 5+ years of experience with systems adminis

Full-time

USD 77,600.00 - 176,000.00 per year

Senior Linux Systems Administrator - 10k Sign on Bonus

Aurora, Colorado

•

Today

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator in our Intelligence Sector, 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 Holidays, 401K with a 6% company match and immediate vesting

Full-time

USD 116,350.00 - 210,325.00 per year

Senior Linux System Administrator

Richmond, Virginia

•

5d ago

We are looking for a Senior Linux System Administrator for our client in Richmond, VA Job Title: Senior Linux System Administrator Job Location: Richmond, VA Job Type: Contract Job Description: Requirements: ServiceNow.3 to 5+yrs RedHat Linux administration, configuration, upgrades, migrations, and patching professional experience.Experience using Satellite for Linux Patching.Automation and orchestration technologies, including Ansible (Playbooks 7 Tower), Python, PowerShell, etc.).Experience

Easy Apply

Contract, Third Party

Depends on Experience

Senior Systems Administrator (Linux/Windows) - Top Secret Clearance w/SCI eligibility required

Arlington, Virginia

•

Today

Overview At AMERICAN SYSTEMS, your technical expertise directly supports national security and mission-critical systems. As an employee-owned federal government contractor, we deliver trusted solutions in support of the nation's highest priorities. We are seeking a Senior Systems Administrator to support a Special Access Program, operating in highly secure, complex environments where precision and reliability are essential. This role focuses on owning and optimizing enterprise Windows and Linu

Full-time

USD 108,100.00 per year

Linux Systems Administrator, Senior

Crane, Indiana

•

Today

Overview AMERICAN SYSTEMS, a 100% employee-owned federal government contractor, is seeking a Senior Linux Systems Administrator with an active Secret clearance to support a mission-critical classified program at Naval Surface Warfare Center Crane Division, IN. This role supports a secure, closed Linux enclave responsible for protecting and recovering highly sensitive mission data. The ideal candidate brings strong Red Hat Linux experience, enterprise system administration skills, and a desire

Full-time

USD 80,100.00 per year

Senior Linux Kubernetes Engineer

Hybrid in New York, New York

•

9d ago

We are unable to sponsor for this permanent full-time role Position is Bonus eligible Prestigious Financial Institution is currently seeking a Sr. Linux Systems Engineer with strong Kubernetes experience. Candidate will be responsible for managing and improving our highly automated Linux-based systems and platforms while supporting our broader technology infrastructure with a focus on automation. candidate will be working collaboratively with our technology and operations teams to ensure the h

Easy Apply

Full-time

Depends on Experience

Linux/Windows Senior Systems Administrator

San Diego, California

•

Today

Job Description WHO WE ARE Lockheed Martin is a global leader in aerospace, defense, and technology solutions, dedicated to pushing the boundaries of innovation and shaping the future of the industry. With a rich legacy of excellence and a commitment to delivering advanced capabilities to our customers, we are proud to be at the forefront of cutting-edge technology and engineering. WHAT WE'RE DOING At Lockheed Martin, we're revolutionizing the aerospace and defense sector through groundbreakin

Full-time

USD 81,600.00 - 143,865.00 per year

Senior Linux Desktop Engineer

McLean, Virginia

•

13d ago

Job Title: Senior Linux Desktop Engineer (Level 3) Location: Fully Remote EST Time Zone Required Duration: 8-Month W2 Contract Pay Rate: $60$70/hour (Depending on Experience) About the Role Russell Tobin is supporting the hiring process for a leading global professional services organization seeking a Senior Linux Desktop Engineer (Level 3) to join their End User Computing / Desktop Engineering team. This is an advanced-level engineering role focused on enterprise Linux desktop environments. C

Easy Apply

Contract

Depends on Experience

Lead, Linux Systems Administrator

West Palm Beach, Florida

•

Today

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trus

Full-time

Senior Linux Systems Engineer, Low Latency, Onsite - R

Chicago, Illinois

•

Today

Senior Linux Systems Engineer, Low Latency, Onsite in Chicago, IL We are looking to hire a highly talented Senior Linux Systems Engineer to join the technology team. This Senior Linux Systems Engineer position is 100% Onsite and NOT open for Remote. Senior Linux Systems Engineer Responsibilities: - Work collaboratively with technology and business teams on all aspects of a global trading and research infrastructure. - Research and implement enhancements to infrastructure systems as well as auto

Easy Apply

Full-time

$150,000 - $175,000

Redhat/Oracle Linux Administrator

Texas

•

11d ago

Job Title: Sr. Redhat/Oracle Linux Administrator Duration: 12+ Months Location: Houston, TX (Onsite) 5 Days onsite-No Exceptions Multi-Year Contract POSITION OVERVIEW The Senior Linux System Administrator reports to the Manager, IT Technical Services and is responsible for the administration, implementation, support and management of the IT infrastructure systems; serves as a technical expert in the area of system administration for complex operating systems. This position will also lead on

Easy Apply

Contract, Third Party

Filter Results

Job post features

Posted date

Work settings

Employment type

Distance

Employer type

Work authorization

Senior Linux Administrator jobs