system administrator AND security Jobs

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Sign-on Bonus Eligible!-ServiceNow Certified System Administrator (Warrenton, VA)

Jacobs

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Warrenton, Virginia, USA

Full-time

If you are looking for an opportunity to advance your career and collaborate with experts in the IT industry, The Lone Wolf program offers dependable, secure, and high-quality VVD services to senior leaders within the DOD. Our team is dedicated to maintaining a high level of professionalism, managing risk, improving operations and maintenance, ensuring exceptional IT service quality, and preparing for future challenges. With primary operating locations in Warrenton, VA, San Antonio, TX and Color
Posted 54 days ago | Updated 1 hour ago

System Administrator

Kriaanet Inc

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Honolulu, Hawaii, USA

Full-time

Job Title: Software Developer C#Location: West Bethesda, MDDuration: Long TermClearance: Active SecretAbout The Role:This is a Scientific Software development position on-site at our customer site Carderock in West Bethesda, MD.This position will be responsible for the following:Maintenance, development, and testing of a large-scale C# application that performs acoustic modeling of large scale structures.Daily interaction with USN customers to review priorities, development status, and emergent
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Posted 18 days ago | Updated 2 days ago

Sr Associate, Systems Engineering - RC-135 Computer System Administrator

Harris Corporation

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Nebraska, USA

Full-time

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
Posted 54 days ago | Updated 1 hour ago

Classified Linux System Administrator

Aerospace Corporation

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Chantilly, Virginia, USA

Full-time

The Aerospace Corporation is the trusted partner to the nation's space programs, solving the hardest problems and providing unmatched technical expertise. As the operator of a federally funded research and development center (FFRDC), we are broadly engaged across all aspects of space- delivering innovative solutions that span satellite, launch, ground, and cyber systems for defense, civil and commercial customers. When you join our team, you'll be part of a special collection of problem solvers,
Posted 56 days ago | Updated 1 hour ago

CI/CD System Administrator

ManTech

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Augusta, Georgia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented CI/CD System Administrator to join our team in the Augusta, GA area. Responsibilities include, but are not limited to: Data Management & Engineering: Develop and manage data pipelines, ETL processes, and data ingestion flows, including working with the ZIngest system, to ensure data quality, consistency, and usability.Software Development & API Integration: Design, develop, test, and maintain software applications, APIs, and ingestion feeds
Posted 60+ days ago | Updated 7 hours ago

System DevOps Administrator (Onsite)

RTX Corporation

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St. Petersburg, Florida, USA

Full-time

Date Posted: 2025-04-16 Country: United States of America Location: FL915: St. Petersburg - Bldg D 7401 22nd Ave N. Building D, St. Petersburg, FL, 33710 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: DoD Clearance: Secret This critical role in Digital Technology is an exciting opportunity to join our growing DevOps and Classified Engineering Solutions organization as a System DevOps Administrator. The primary responsibility fo
Posted 52 days ago | Updated 1 hour ago

Linux/Unix System Administrator

Marlabs LLC

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San Jose, California, USA

Contract

Linux/Unix System Administrator Duration: 12 Months Location: San Jose, CA 95138 Position Summary: The DevOps/System Engineer is responsible for effective installation/configuration, operation, and maintenance of systems hardware and software and related infrastructure. The system administration tasking will be focused on improving the stability and performance of the system, maintaining and improving the security posture of the systems, continuous monitoring of system health, and troubleshooti
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Posted 32 days ago | Updated 26 days ago

Oracle Fusion System Administrator

Cetera Financial Group, Inc.

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El Segundo, California, USA

Full-time

Job Description We are at the forefront of transforming the future of technology in the financial industry, and we seek curious, practical individuals to help us pave the way. Our team is not intimidated by taking calculated risks, as they relish a good challenge and are eager to engage in problem-solving. As a member of our team, you will work alongside like-minded experts in a culture that is deeply rooted in innovation and progression. Join us to be part of a transformative journey that can s
Posted 60+ days ago | Updated 10 hours ago

HPC Linux System Administrator

Motion Recruitment Partners, LLC

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Princeton, New Jersey, USA

Full-time

A top notch technology company is growing and looking to hire a HPC System Administrator to join their infrastructure team. The system administrator plays a key role in overseeing and supporting a complex high-performance computing (HPC) environment. Responsibilities include designing, configuring, and maintaining hardware, software, networking, storage, and cluster operations. This person will support HPC workflows, enforces security practices, and ensures optimal performance, uptime, and relia
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Posted 36 days ago | Updated 9 hours ago

System Administrator

ManTech

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Maryland, USA

Full-time

ManTech is seeking a motivated, career and customer-oriented System Administrator, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO's Enterprise Information Technology (EIT). EIT is MPO's backbone- platform for all Enterprise users. Data Center & Compute Services is
Posted 60+ days ago | Updated 17 hours ago

Linux System Administrator

ManTech

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Laurel, Maryland, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Linux System Administrator to join our team in the Laurel, Maryland location. Responsibilities include, but are not limited to: Design, deploy and administer virtualized platforms, using VMWare.Configure and manage Linux and Solaris operating systemsInstalls/loads operating systems softwareTroubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and
Posted 60+ days ago | Updated 17 hours ago

Splunk System Administrator

SAIC

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North Charleston, South Carolina, USA

Full-time

Job ID: 2504642 Location: NORTH CHARLESTON, SC, US Date Posted: 2025-04-18 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: Top Secret Potential for Remote Work: No Description SAIC is looking for a Splunk System Administrator to provide support for our Navy Computer Defense Network (CND) subcontract located at Joint Base Charleston
Posted 60+ days ago | Updated 11 hours ago

System Administrator 3

Boeing Company

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Seal Beach, California, USA

Full-time

This posting is for a contract assignment and is not a full-time employment offer with Boeing. Candidates selected for roles will be employed as contract workers through a Boeing approved 3rd party for the duration of the specified project. Regular and predictable attendance is required In this role you will operate as the Specialized (US) Infrastructure Operations (SUSIO) - IT Site Operations Support Technician and provide system operations support for break/fix, installation, access control,
Posted 60+ days ago | Updated 1 hour ago

Linux System Administrator

Leidos

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San Diego, California, USA

Full-time

The Maritime Solution Systems Portfolio within the Maritime Systems Division (MSD) is seeking an experienced, dynamic, and highly capable Linux system administrator to join the Leidos team at a customer site in San Diego, CA. The business activities within this portfolio include underwater vehicle systems, maritime sensors, supporting information technology and engineering services for complex maritime applications, and the development and support of underwater data acquisition and telemetry sys
Posted 60+ days ago | Updated 1 hour ago

System Administrator

Robert Half

•

McAllen, Texas, USA

Full-time

Description Key Responsibilities: Administer and enhance Microsoft Intune and Microsoft Endpoint Manager for the centralized management of all endpoint devices, including desktops, laptops, and mobile devices (iOS/Android). Lead the Intune configuration and deployment strategy for the Windows 11 enterprise migration, ensuring seamless transitions, user readiness, and policy compliance. Develop, test, and deploy security policies, compliance configurations, and applications using Intune and relat
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Posted 28 days ago | Updated 10 hours ago

System Administrator

Sitek

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Frankfort, Kentucky, USA

Full-time, Third Party

Purpose: As part of the Instructional Device Support Services team this position will be responsible for configuring, maintaining, and troubleshooting department-level printing and phone systems, providing technical support and customer service to clients within the department. Additionally, this role involves managing and resolving technical issues, submitting and tracking work tickets, and maintaining network and software tools. This position requires daily onsite presence, with occasional opp
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Posted 29 days ago

Technical System Administrator

MMD Services, Inc

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Elmhurst, Illinois, USA

Full-time

Technical System Administrator Elmhurst, IL Hybrid (3 days onsite, 2 remote) Our client is a global organization, named one of the largest in the Automobile industry! They are rapidly growing and going through a robust digital transformation. The business and senior leadership have put a huge emphasis on technology initiatives and are looking for passionate team members to contribute to the growth and development of the technical environment. This role offers a hybrid office schedule, you must b
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Posted 39 days ago | Updated 17 days ago

System Administrator Associate_TS/SCI with Polygraph

General Dynamics

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Aurora, Colorado, 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: Hardware Support, Information Technology (IT) Infrastructure, Technical Support, Troubleshooting Certifications: None Experience: 0 + years of related experience ship Required: Yes Job Description: Transform technology into opportun
Posted 60+ days ago | Updated 1 hour ago

System Administrator 4

Boeing Company

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Herndon, Virginia, USA

Full-time

This posting is for a contract assignment and is not a full-time employment offer with Boeing. Candidates selected for roles will be employed as contract workers through a Boeing approved 3rd party for the duration of the specified project. The Boeing Defense, Space & Security (BDS), Maritime and Intelligence Systems (M&IS) seeks a System Administrator to join our Mission Systems Operations team in Herndon, VA. Our team focuses on delivering complex solutions in some of the most challenging envi
Posted 45 days ago | Updated 1 hour ago

Senior IT System Administrator/System Analyst

Jacobs

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Houston, Texas, USA

Full-time

Are you passionate about human space exploration, understanding the origins of the universe, and working with a passionate and diverse team to make a difference? If you are, we need you! We need your talent, teamwork, and energy to help us achieve great things that inspire people all over the globe. We need you to bring creative ideas and diverse backgrounds to help us envision, shape, and deliver systems that will enable the exploration of space while benefiting people here on Earth. We are exc
Posted 42 days ago | Updated 1 hour ago