Principal Linux Systems Administrator jobs

Waltham, Massachusetts

•

3d ago

Role: L3 Linux Systems Administrator Job Type: Fulltime Location: Waltham, MA Job Overview: We are seeking an experienced L3 Linux Systems Administrator with expertise in Red Hat Enterprise Linux (RHEL). The L3 Linux administrator will be responsible for advanced system administration, troubleshooting, performance tuning and support of our enterprise Linux environment. The L3 Linux system administrator will play a key role in the support, deployment, and maintenance of mission-critical systems

Easy Apply

Full-time

$95,000 - $141,000

Senior Linux Systems Administrator

Fairfax, Virginia

•

Today

Senior Linux Systems Administrator Company: The Boeing Company The Boeing Company's Information Digital Technology and Security (IDT&S) organization Specialized United States Infrastructure Operations (SUSIO) group is currently seeking a Senior Linux Systems Administrator to join the team in Herndon, VA; Fairfax, VA; or Chantilly, VA. As a Senior Linux Administrator, you will play a crucial role in maintaining and optimizing our Linux-based infrastructure, ensuring the stability, security and

Full-time

USD 124,100.00 - 167,900.00 per year

Linux Systems Administrator / Secret / Onsite: Huntsville, AL

Huntsville, Alabama

•

Today

Job Description Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 employees work with our partners around the world to bring the latest technology to our customers' toughest challenges. Headquartered in Bethesda, Maryland, US, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. Lockheed Martin Enterprise Operations (EO) is actively see

Full-time

USD 70,100.00 - 123,625.00 per year

Linux Systems Administrator, Sr / Secret / Onsite: Sunnyvale, CA

Sunnyvale, California

•

Today

Job Description Join our Lockheed Martin team! Our employees are the core of everything we do, and they are helping the future arrive. As a leading technology innovation company, our team of over 100,000 people works with partners around the world to bring proven performance to our customers' toughest challenges. Headquartered in Bethesda, MD, Lockheed martin has employees based in all 50 states and more than 570 facilities that span more than 70 countries. We are hiring a Linux System Adminis

Full-time

USD 85,500.00 - 150,765.00 per year

Application Systems Administrator -3 (Oracle/Linux systems)

Irving, Texas

•

Today

At U.S. Bank, we're on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions, enabling the communities we support to grow and succeed in the right ways, all more confidently and more often-that's what we call the courage to thrive. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a wide, ever-growing range of opportunities to discover

Full-time

USD 92,820.00 - 109,200.00 per year

Unix/Linux Systems Administrator

Boca Raton, Florida

•

Today

Position: Unix/Linux Systems Administrator Location: Boca Raton, FL Job Description We are looking for a Unix/Linux Systems Administrator to join our UNIX Operations team. This position will be full-time, on-site, and is a 6-12 month contract role. With employees expected to work onsite 5 days per week. What You ll Do Provide Linux support for approximately 300 serversPerform system maintenance, including OS patching and remediation of Secunia OS vulnerabilities following regular security audit

Easy Apply

Contract

Depends on Experience

Linux Systems Administrator

Grand Forks, North Dakota

•

Today

Job ID: 2511569 Location: GRAND FORKS, ND, US Date Posted: 2025-11-14 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description SAIC has an immediate need for a BMC3 Systems Administrator Analyst with Linux full stack development experience. We are looking for an innovative and motivated i

Full-time

Linux Systems Administrator II

Corona, California

•

Today

Description Our client is hiring a Tier 3 System Administrator must have experience with Windows and Linux- This is the top technical support layer for the client's global IT infrastructure. This person will be one of the most experienced admins on the team. You will report directly to the Director of IT and will be responsible for keeping 600 Windows servers and 120 Linux servers patched, secure, and performing well. The environment is primarily Windows, so the candidate needs deep experience w

Full-time

USD 84,000.00 - 123,000.00 per year

Unix/Linux Systems Administrator

Boca Raton, Florida

•

4d ago

Job Title: Unix/Linux Systems Administrator Location: Boca Raton, onsite 5 days per week.Onsite Job Project Start: Early December Project Duration: 6-12 months Must be within commutable distance to Boca Raton, Fl Job Description We are looking for a Unix/Linux Systems Administrator to join our UNIX Operations team. This position will be on-site, and is a 6-12 month contract role. With employees expected to work onsite 5 days per week. What You ll Do Provide Linux support for approximately 300 s

Easy Apply

Contract, Third Party

Depends on Experience

Mid-Level Linux Systems Administrator

Berkeley, Missouri

•

Today

Mid-Level Linux Systems Administrator Company: The Boeing Company The Boeing Company's Specialized United States (US) Infrastructure Operations (SUSIO) Organization is currently seeking a Mid-Level Linux Systems Administrator to join the team in Berkeley, MO. This position will install, operate, secure and maintain dedicated Program Information Technology Infrastructure that is required to deliver products to our customers. Position Responsibilities: Analyze and support a broad range of basi

Full-time

USD 81,600.00 - 110,400.00 per year

Linux Systems Administrator

Hybrid in Chicago, Illinois

•

4d ago

Linux Systems Administrator Chicago, IL - on site 3 days a week C2C Rate: Open In this contract role, you will be responsible for the deployment, maintenance, security, and optimization of our Linux server infrastructure. The ideal candidate has strong expertise in Linux administration, automation tools like Ansible, AWS cloud services, vulnerability management, ServiceNow experience, and in-place upgrade methodologies particularly with RHEL systems, with a proven track record of troubleshootin

Easy Apply

Contract

Depends on Experience

Unix/Linux Systems Administrator

Boca Raton, Florida

•

Today

Unix/Linux Systems Administrator Location: Boca Raton, FL (Onsite) Contract Duration: 12+ Months Job Description: We are looking for a Unix/Linux Systems Administrator to join our UNIX Operations team. What You ll Do: Provide Linux support for approximately 300 servers Perform system maintenance, including OS patching and remediation of Secunia OS vulnerabilities following regular security audits Conduct quarterly patching of RedHat systems to meet strict PCI security requirements Maintain co

Easy Apply

Full-time, Part-time, Contract, Third Party

Senior AIX & Linux Systems Administrator

Westlake, Ohio

•

Today

Your Next Career Move Starts Here At Golden Technology, we believe your potential is limitless. We connect top technologists with companies that are shaping the future and we do it with a people-first approach that values authenticity, growth, and impact. Our mission: Develop people. Empower families. Drive innovation. Our approach: Pair world-class talent with organizations where they can thrive. The Role: Senior AIX & Linux Systems Administrator Location: Westlake, Ohio Hybrid, must be onsite

Easy Apply

Full-time

Senior Linux Systems Administrator (NDA 4)

Annapolis, Maryland

•

Today

Leidos has a new and exciting opportunity for a Senior Linux Systems Administrator 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 Holidays, 401K with a 6% company match and immed

Full-time

USD 112,450.00 - 203,275.00 per year

Senior AIX Linux Systems Administrator (Direct Hire)

Hybrid in Westlake, Ohio

•

Today

Job Summary Job Title: Senior AIX Linux Systems Administrator Location: Westlake, Ohio (Hybrid 2 days on Site) Type of Employment: Direct Hire Duration: Permanent Job Overview: We are hiring a Senior AIX & Linux Administrator to manage and support our enterprise AIX (IBM Power) and Red Hat Linux environments. You will handle system builds, automation, patching, high availability, performance tuning, and incident resolution for critical business systems. Key Responsibilities: Administer AIX on

Easy Apply

Full-time

$120,000 - $130,000

UNIX Systems Administrator - Senior Linux Engineer

Boca Raton, Florida

•

6d ago

UNIX Systems Administrator - Senior Linux Engineer Must be resides in Florida Onsite interview & Onsite work option Job Description: UNIX Operations team is searching for a candidate who is proficient within a LINUX (Red Hat). The ideal candidate will have 10+ years of experience within systems administration. This candidate will provide LINUX support of around 300 servers. We are looking for an effective communicator and a problem-solving individual with good organizational skills and attentio

Easy Apply

Contract

Depends on Experience

Linux Systems Administrator

Greenville, Texas

•

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 Technologie

Full-time

Senior Linux Systems Administrator - 10k Sign on Bonus

Aurora, Colorado

•

Today

Full-time

USD 112,450.00 - 203,275.00 per year

Senior Linux Systems Administrator - 10k Sign on Bonus

Columbia, Maryland

•

Today

Full-time

USD 112,450.00 - 203,275.00 per year

Senior Linux Systems Administrator

Nashville, Tennessee

•

14d ago

Join Our Nashville Team as a Sys Admin Power the Future of Enterprise Infrastructure Nashville, TN | On-Site | Full-Time Were afast-growing enterprise leaderheadquartered in the heart of Music City, and were on a mission to build rock-solid, high-performance systems that keep our business humming 24/7. If you live for virtualization, thrive on solving complex challenges, and want to own the full lifecycle of critical infrastructure,this is your stage. The Role: System Administrator (Virtualizat

Easy Apply

Full-time

75000 - 90,000

Filter Results

Job post features

Posted date

Work settings

Employment type

Distance

Employer type

Work authorization

Principal Linux Systems Administrator jobs