Junior Linux System Administrator Jobs

Refine Results
1,461 - 1,480 of 2,124 Jobs

Lead Information Security Engineer

Mastercard

•

O'Fallon, Missouri, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po
Posted 39 days ago | Updated 5 hours ago

Staff Development Security Operations Engineer

Vistra Corp

•

Irving, Texas, USA

Full-time

If you have what it takes to become part of the Vistra family and would like to start a promising career with a global leader, take a look at the exciting employment opportunities that are currently available and apply online. Job Summary As a member of the Vistra Cyber Security Team, the DevSecOps Engineer will work with agile teams to ensure security is considered throughout development through the implementation of automated guardrails and security test. They will assist in design and drive
Posted 37 days ago | Updated 1 hour ago

CyberArk Engineer - Mid

SAIC

•

Washington, District of Columbia, USA

Full-time

Job ID: 2506807 Location: WASHINGTON, DC, US Date Posted: 2025-06-18 Category: Cyber Subcategory: Cyber Engineer 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 Step into the role of a Mid-Level CyberArk Engineer, where you will play a crucial supporting role in enhancing the Department of Transportation's (DOT) cybersecurity infrastructure. Working alongside s
Posted 49 days ago | Updated 2 hours ago

Senior DevOps Engineer

Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a DevOps 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 vesting, Flexi
Posted 18 days ago | Updated 4 hours ago

IT Consultant V, Solutions - HR applications, Oracle HCM Cloud Modules, Agile, DevSecOps

Kaiser Permanente

•

Pleasanton, California, USA

Full-time

Job Summary: This is not a typical systems administration or support or engineering position-it is a unique opportunity for a passionate platform engineer and functional expert who can balance technical, operational, and business priorities to drive excellence across Kaiser Permanente's HR PDT group. Demonstrated ability to challenge the status quo and drive continuous improvement, with a strong focus on automation, observability, efficiency, resiliency, and cost-effectiveness. Hands-on experie
Posted 53 days ago | Updated 4 hours ago

Senior OT Infrastructure Engineer

Entergy

•

New Orleans, Louisiana, USA

Full-time

Work Place Flexibility: Hybrid Legal Entity: Entergy Services, LLC This is a hybrid position and can be located in New Orleans, LA, Little Rock, AR, The Woodlands, TX or Jackson, MS. Relocation assistance and sponsorship is not provided. The official job title for this position is IT Consultant - Sr. Position Summary The Senior IT Consultant - OT Infrastructure is a critical member of Entergy's Operational Technology (OT) Infrastructure group. This individual is responsible for the design, imple
Posted 6 days ago | Updated 5 hours ago

Senior OT Infrastructure Engineer

Entergy

•

Little Rock, Arkansas, USA

Full-time

Work Place Flexibility: Hybrid Legal Entity: Entergy Services, LLC This is a hybrid position located in Little Rock, AR. Relocation assistance and sponsorship is not provided. The official job title for this position is IT Consultant - Sr. Position Summary The Senior IT Consultant - OT Infrastructure is a critical member of Entergy's Operational Technology (OT) Infrastructure group. This individual is responsible for the design, implementation, operations, and continuous improvement of infrastru
Posted 6 days ago | Updated 5 hours ago

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

•

Alexandria, Virginia, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software 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% c
Posted 60+ days ago | Updated 1 hour ago

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

•

Aurora, Colorado, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software 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% c
Posted 60+ days ago | Updated 1 hour ago

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

•

Maryland, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software 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% c
Posted 60+ days ago | Updated 1 hour ago

Sr. Software Engineer-Automated Test Framework TS/SCI Poly

Leidos

•

San Diego, California, USA

Full-time

Description Leidos has a new and exciting opportunity for an Automated Test Framework Software 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% c
Posted 60+ days ago | Updated 1 hour ago

Systems Administrator, Senior (MSO)

General Dynamics Information Technology

•

Livermore, California, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: IT Networking, Networking, Networking Support Certifications: None Experience: 8 + years of related experience ship Required: Yes Job Description: Systems Administrator/Mission Support Operator - $10K Sign-on bonus * Classified work and therefore must be on-
Posted 60+ days ago | Updated 18 hours ago

DevOps Engineer II

Leidos

•

Columbia, Maryland, USA

Full-time

Leidos has a new and exciting opportunity for a DevOps 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 vesting, Flexi
Posted 19 days ago | Updated 5 hours ago

Senior Systems Administrator (Australia) - TS/SCI with Polygraph

General Dynamics Information Technology

•

Independence, Kansas, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Active Directory (AD), Linux, Microsoft Windows, Operating Systems (OS) Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: General Dynamics Information Technology (GDIT) is seeking a
Posted 60+ days ago | Updated 4 hours ago

IT Systems Administrator, Launch

SpaceX

•

Hawthorne, California, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. IT SYSTEMS ADMINISTRATOR, LAUNCH SpaceX is looking for a highly skilled and knowledgeable IT Systems Administrator to support the networking, compute administration, and application support needs of our launch environ
Posted 60+ days ago | Updated 5 hours ago

Senior Software Engineer

Chenega MIOS

•

Melbourne, Florida, USA

Full-time

Req ID: 36617 Summary Senior Software Engineer Melbourne, FL Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence & Operations Support (MIOS) could be the place for you! Join our team of professionals who support large-scale government operations by leveraging cutting-edge technology and take your career t
Posted 42 days ago | Updated 1 hour ago

Senior Systems Engineer (Cyber Engineer) SPY6 - (On-site Marlborough, MA) P3

RTX Corporation

•

Marlborough, Massachusetts, USA

Full-time

Date Posted: 2025-07-17 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: 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 a
Posted 12 days ago | Updated 4 hours ago

Database Administrator

Judge Group, Inc.

•

Ridgefield Park, New Jersey, USA

Contract

Location: Ridgefield Park, NJ Salary: $40.00 USD Hourly - $45.00 USD Hourly Description: Our client is currently seeking a Database Administrator Key Responsibilities Database Administration & Operations Architect, deploy, and maintain mission-critical SQL Server and Oracle databases Lead PostgreSQL administration efforts: installation, patching, replication, and performance tuning Implement and manage high-availability (RAC, Data Guard, ASM, Always On) and disaster recovery solutions
Posted 22 days ago | Updated 1 hour ago

Senior Network Engineer

Booz Allen Hamilton

•

Reston, Virginia, USA

Full-time

Job Number: R0218929 Network Engineer, Senior The Opportunity: Are you looking for an opportunity to share your experience in designing, developing, and implementing innovative network security solutions to support our country and protect our nation? As a systems security and network security engineer, you will be responsible for the enterprise deployment of the Gigamon Deep Observability Pipeline and GigaVUE Fabric Manager. We need your experience to oversee the development and implementation o
Posted 60+ days ago | Updated 5 hours ago

Sr. Software Infrastructure Engineer (Starlink)

SpaceX

•

Redmond, Washington, USA

Full-time

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. SOFTWARE INFRASTRUCTURE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the wor
Posted 60+ days ago | Updated 4 hours ago