principal linux systems administrator Jobs

201 - 220 of 2,200 Jobs

Junior Systems Administrator, Intelligence SystemsJob Title - Junior Systems Administrator, Intelligence Systems

Aduril IndustriesCompany Name - Aduril Industries

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Reston, Virginia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c

Unix / Linux System Administrator with DevOpsJob Title - Unix / Linux System Administrator with DevOps

Cymertek CorporationCompany Name - Cymertek Corporation

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Georgia, USA

Full-time

Unix / Linux System Administrator with DevOps LOCATION Fort Eisenhower, GA 30905 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and services. In this role, you will be responsible for maintaining, automating, and optimizing our Unix and Linux-based systems while integr

Unix / Linux System Administrator with DevOpsJob Title - Unix / Linux System Administrator with DevOps

Cymertek CorporationCompany Name - Cymertek Corporation

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Reston, Virginia, USA

Full-time

Unix / Linux System Administrator with DevOps LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and services. In this role, you will be responsible for maintaining, automating, and optimizing our Unix and Linux-based systems while integrating Dev

Unix / Linux System Administrator with DevOpsJob Title - Unix / Linux System Administrator with DevOps

Cymertek CorporationCompany Name - Cymertek Corporation

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Honolulu, Hawaii, USA

Full-time

Unix / Linux System Administrator with DevOps LOCATION Honolulu, HI 96815 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and services. In this role, you will be responsible for maintaining, automating, and optimizing our Unix and Linux-based systems while integrating D

Unix / Linux System Administrator with DevOpsJob Title - Unix / Linux System Administrator with DevOps

Cymertek CorporationCompany Name - Cymertek Corporation

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Annapolis, Maryland, USA

Full-time

Unix / Linux System Administrator with DevOps LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and services. In this role, you will be responsible for maintaining, automating, and optimizing our Unix and Linux-based systems while int

Unix / Linux System Administrator with DevOpsJob Title - Unix / Linux System Administrator with DevOps

Cymertek CorporationCompany Name - Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Unix / Linux System Administrator with DevOps LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and services. In this role, you will be responsible for maintaining, automating, and optimizing our Unix and Linux-based systems while integrating Dev

Unix / Linux System Administrator with DevOpsJob Title - Unix / Linux System Administrator with DevOps

Cymertek CorporationCompany Name - Cymertek Corporation

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Chantilly, Virginia, USA

Full-time

Unix / Linux System Administrator with DevOps LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated **Unix / Linux System Administrator with DevOps** expertise to join our team and manage the infrastructure that supports our applications and services. In this role, you will be responsible for maintaining, automating, and optimizing our Unix and Linux-based systems while integrating

IT Systems Administrator- Secret Required- Onsite in Orlando, FLJob Title - IT Systems Administrator- Secret Required- Onsite in Orlando, FL

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Orlando, Florida, USA

Full-time

Job Description Are you ready to invent the future? Lockheed Martin is on a journey of digital transformation as we leverage our data, modernize our processes and advance technology to maintain our position as the world's Aerospace and Defense leader. We are leveraging emerging, digitally-enabled capabilities to lower cost, speed up development time and create disruptive solutions to best serve our customers and stakeholders. We're bringing the 4th Industrial Revolution to every role in the com

Systems Administrator - Windows Server - Costco TravelJob Title - Systems Administrator - Windows Server - Costco Travel

Costco Wholesale CorporationCompany Name - Costco Wholesale Corporation

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Issaquah, Washington, USA

Full-time

Costco IT is responsible for the technical future of Costco Wholesale, the third largest retailer in the world with wholesale operations in fourteen countries. Despite our size and explosive international expansion, we continue to provide a family, employee centric atmosphere in which our employees thrive and succeed. This is an environment unlike anything in the high-tech world and the secret of Costco's success is its culture. The value Costco puts on its employees is well documented in artic

(USA) Principal, Systems and Infrastructure Engineer, Information SecurityJob Title - (USA) Principal, Systems and Infrastructure Engineer, Information Security

Walmart Inc.Company Name - Walmart Inc.

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Remote or Denver, Colorado, USA

Full-time

Position Summary Are you ready to lead the charge in transforming our infrastructure? As a Principal, Systems and Infrastructure Engineer at Walmart/VIZIO, you will play a pivotal role in designing, building, and maintaining scalable and secure infrastructure. This is a unique opportunity to drive the migration and modernization of critical applications and systems, ensuring seamless transitions and minimal downtime. What you'll do About the Team: The Walmart/VIZIO Team is dedicated to levera

Sr. Linux Systems Engineer - Active ClearanceJob Title - Sr. Linux Systems Engineer - Active Clearance

Aduril IndustriesCompany Name - Aduril Industries

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Washington, District of Columbia, USA

Full-time

Principal Information Systems Engineer - Onsite Tucson, AZJob Title - Principal Information Systems Engineer - Onsite Tucson, AZ

RTX CorporationCompany Name - RTX Corporation

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Tucson, Arizona, USA

Full-time

Date Posted: 2025-06-11 Country: United States of America Location: AZ201: RMS AP Bldg 801 1151 East Hermans Road Building 801, Tucson, AZ, 85756 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.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

Principal Systems EngineerJob Title - Principal Systems Engineer

LeidosCompany Name - Leidos

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Fort Meade, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a Principal System Engineer 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 immediate ves

Senior Linux System AdministratorJob Title - Senior Linux System Administrator

General DynamicsCompany Name - General Dynamics

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Livermore, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Linux, Microsoft Server Operating Systems, Microsoft Windows Environment Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: $10K Sign-on bonus A Senior Linux System Administrator Maintains an o

Systems AdministratorJob Title - Systems Administrator

BlueHaloCompany Name - BlueHalo

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Annapolis, Maryland, USA

Full-time

At BlueHalo, an AV Company, our Cyber experts operate at the mission's edge. Using advanced cyber techniques, our team of technologist and analysts employ capabilities spanning traditional computing environments to Internet of Things (IoT), including offensive and defensive cyber operations and analysis, signals intelligence (SIGINT) discovery, and data science. Our team is expanding to do the big things that have never been done before - the things the nation and the world are counting on us to

Junior Systems AdministratorJob Title - Junior Systems Administrator

SAICCompany Name - SAIC

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Kirtland Air Force Base, New Mexico, USA

Full-time

Job ID: 2506552 Location: KIRTLAND AFB, NM, US Date Posted: 2025-06-10 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: TS/SCI Potential for Remote Work: No Description It is an exciting time at SAIC. We are looking for you, our latest Junior System Administrator whom is eager to grow your skills in configuring, maintaining, and troubleshooting sa

IT Systems Administrator / Secret / Onsite: Wichita, KSJob Title - IT Systems Administrator / Secret / Onsite: Wichita, KS

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

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Wichita, Kansas, USA

Full-time

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, MD, Lockheed Martin has employees based in all 50 states and more than 570 facilities that span 70 countries. The selected candidate will function as part of the IT support team;

Systems AdministratorJob Title - Systems Administrator

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Albuquerque, New Mexico, USA

Full-time

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: Systems Administration Job Qualifications: Skills: Monitoring Tools, Network Monitoring, System Monitors, System Performance Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as an IT Systems Administrator - Systems Monitoring with GDIT.

Systems Administrator 3Job Title - Systems Administrator 3

Realm OneCompany Name - Realm One

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Annapolis, Maryland, USA

Full-time

Are you ready to KANGAROO into action at RealmOne! RealmOne was built on the principle that people matter first and foremost. We believe in providing a strong work/life balance by investing in our employees and encouraging professional and personal growth. We do this by offering exceptional benefits, flexible schedules, and the tools necessary to achieve success through paid training, mentoring, and the opportunity to work alongside top-notch security professionals. Join us on this journey as w

Systems Administrator SeniorJob Title - Systems Administrator Senior

Northwestern UniversityCompany Name - Northwestern University

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Evanston, Illinois, USA

Full-time

Department: MCC Information Technology Salary/Grade: ITS/81 Job Summary: Completes efforts and projects related to the design, installation, operation, support, upgrades and maintenance of infrastructure, including software, servers, networking and storage. Administers, maintains and supports complex and critical infrastructure. Provides user support for server hosting requests, problem resolution, system changes and upgrades. Analyzes infrastructure performance and resolves problems or makes ap