Systems Administrator jobs

Senior Specialist Systems Engineering - Information Technology Senior Systems Administrator

Springfield, Virginia

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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

USD 104,500.00 - 193,500.00 per year

IT Engineer - Microsoft Enterprise Systems Administrator Advisor, TS/SCI with Polygraph

Fort Belvoir, Virginia

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Today

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: IT Infrastructure and Operations Job Qualifications: Skills: IT Help Desk, Linux, Microsoft (MS) Active Directory (AD), System Administration, Windows 10 Certifications: CompTIA Security+ - DoD 8570 - DoD 8570 Experience: 5 + years of related experience ship Required: Yes Job Descrip

Full-time

USD 115,256.00 - 155,934.00 per year

Systems Administrator Specialists-Implementation Architect

Florida

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Today

Job Description FIS Management Services, LLC seeks Systems Administrator Specialists-Implementation Architect in Jacksonville, FL to install, maintain and upgrade internal computer hardware and software systems used for designing and developing company products in public cloud (AWS). Control user access and passwords in public cloud (AWS). Propose and implement system enhancements that will improve reliability and performance of system in public cloud (AWS). Monitor usage and performance in pub

Full-time

Systems/Network Administrator

Albuquerque, New Mexico

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Today

BlueHalo, an AV company, is looking for an ambitious Systems/Network Administrator to join our team and provide Junior to Mid career level system/network administration support to our customer at KAFB. Our customer and their programs support the research and development of cutting-edge solutions in direct support of modeling, simulation, analysis and wargaming. This is an onsite, customer facing position in Albuquerque, New Mexico and will allow the right candidate to help design, build and sup

Full-time

Nuclear Site Systems Administrator

Gibson, Mississippi

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Today

Work Place Flexibility: Hybrid Legal Entity: Entergy Operations, Inc.-EOI This is a hybrid position in Port Gibson, MS and will be filled as an IT Specialist I, II, Sr or IT Consultant depending on the candidate's qualifications and experience. Relocation assistance and sponsorship is not provided. Job Summary/Purpose: This role provides administrative and technical support for site IT departmental and corporate IT initiatives. The primary responsibility of this role is to coordinate the regu

Full-time

G2 Directory Services Engineer / Senior Systems Administrator | Active Top Secret clearance

Remote

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Today

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Directory Services, System Administration, Technical Support Certifications: Security+ CE - CompTIA - CompTIA Experience: 8 + years of related experience ship Required: Yes Job Description: Transform technology into an opportunity as a Directory Service

Full-time

USD 108,979.00 - 147,443.00 per year

Sr. Application Administrator - Data Systems

Scottsdale, Arizona

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17d ago

At Early Warning, we've powered and protected the U.S. financial system for over thirty years with cutting-edge solutions like Zelle , Paze, and so much more. As a trusted name in payments, we partner with thousands of institutions to increase access to financial services and protect transactions for hundreds of millions of consumers and small businesses. Positions located in Scottsdale, San Francisco, Chicago, or New York follow a hybrid work model to allow for a more collaborative working envi

Full-time

USD 100,000.00 - 125,000.00 per year

Advanced Systems Administration Specialist & DevOps Administrator

Taunton, Massachusetts

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Today

Basic Qualifications Bachelor's degree in Computer Science, a related field or equivalent experience is required plus a minimum of 5 years of relevant experience; or Master's degree plus 3 years of relevant experience. CLEARANCE REQUIREMENTS: Department of Defense Secret security clearance is required at time of hire. Applicants selected will be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. Due to the nature of w

Full-time

USD 114,588.00 - 121,000.00 per year

Systems and Network Administrator

Castle Rock, Colorado

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Today

Position Type: Other Date Posted: 6/25/2025 Location: Administration Center-Technology & Info Systems Date Available: ASAP Closing Date: Open Until Filled District: Fairbanks North Star Borough School DistrictAdditional Information: Show/Hide This is an in-person position and does not support remote work. Job Summary: The Systems and Network Administrator plans, manages, and optimizes network and system operations, supporting the director and IT staff. Key responsibilities include co

Full-time

USD 78,172.00 - 109,792.00 per year

NAVAIR Systems Administrator

Maryland

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Today

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training. Responsibilities System Administrator with demonstrated experience performing System Administration functions on Aircraft or Weapons Systems networks, and maintaining and upgrading network infrastructures across the NAVAIR commu

Full-time

USD 65,700.00 per year

Senior Linux Systems Administrator

No location provided

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Today

Type: Contract Job #3699 Senior Linux Systems Administrator Aurora, CO Active TS/SCI with Poly Compensation Range: $125,000 - $145,000 Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use thei

Full-time

USD 125,000.00 - 145,000.00 per year

Systems Administrator Technician _TS/SCI with Polygraph

Aurora, Colorado

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Today

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: IT Infrastructure and Operations Job Qualifications: Skills: Computer Hardware, Information Technology (IT) Systems, Troubleshooting Certifications: CompTIA - Security+ CE - CompTIA - CompTIA Experience: 1 + years of related experience ship Required: Yes Job Description: Transform t

Full-time

USD 59,500.00 - 80,500.00 per year

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

Nebraska

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Today

Full-time

Software Engineer (SAP Security Administrator), IS&T Enterprise Systems

Austin, Texas

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Today

The people here at Apple don't just build products - we craft the kind of wonder that's revolutionized entire industries. It's the diversity of those people and their ideas that supports the innovation that runs through everything we do, from amazing technology to industry-leading environmental efforts. Join Apple and help us leave the world better than we found it! Description As a part of Apple's Information Systems & Technology team, the SAP Security Administrator will be responsible for deli

Full-time

Classified Virtualization Systems Administrator

Laurel, Maryland

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Today

Description Do you thrive in and love a fast-paced, dynamic classified environment? Do you want to be empowered to take ownership and stake in the overall engineering and operations of the IT infrastructure? Are you interested in learning new technologies and creating new IT capabilities? If so, we're looking for someone like you to apply and join our team at APL! We are ranked as one of Computerworld 's Top Places to Work in IT for 6 years running, and we are seeking a Virtualization Systems

Full-time

USD 100,000.00 per year

Sr Help Desk / Tier 2 / Systems Admin - Active Top Secret Required

Washington, District of Columbia

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Today

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: IT Infrastructure and Operations Job Qualifications: Skills: Active Directory (AD), Computer Servers, Computer Systems Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Systems Administrator Seize your opportunity to make a personal impact as a Systems Admini

Full-time

USD 85,000.00 - 115,000.00 per year

Administrator - Information Technology

Rock Island, Illinois

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Today

About Bally's: Bally's Corporation is one of the world's leading entertainment companies, with millions of players across digital gaming platforms and traditional casino venues. Recognized for our innovation, energy, and dedication to creating thrilling gaming experiences, we were born to entertain. A career with Bally's means starting on ta path to endless possibilities. Our growing business is searching for service-minded individuals looking for a place to build and grow, excel, and truly ma

Full-time

USD 47,000.00 per year

System Administrator

Fort Meade, Maryland

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Today

Overview SilverEdge is a premier provider of innovative cyber, software, and intelligence solutions, addressing mission-critical challenges for the Department of Defense (DoD), Intelligence Community (IC), and beyond. We are dedicated to delivering impactful results to meet mission goals through cutting-edge technology and expertise. We are a Systems Administrator (SA) in support of defense and national security missions. The SA will contribute to the development of sections of systems enginee

Full-time

USD 125,000.00 per year

SAR/SCI Systems Administrator - Advanced 1

Laurel, Maryland

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Today

Description Do you love solving complex technical problems in customized IT environments? Are you passionate about providing advanced system administration support for unique, mission-critical projects? Do you like contributing to innovative projects that directly impact national security? If so, we're looking for someone like you to join our team at APL. We are seeking a talented Tier 3 Systems Administrator to expertly manage, secure, and maintain customized Windows and Linux environments

Full-time

USD 102,500.00 per year

Systems Admin/DBA (Secret Clearance) - DC Metro Area

Remote or District of Columbia

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Today

Type of Requisition: Pipeline 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: Azure Active Directory (AD), Microsoft Azure Cloud Services, Microsoft Windows Server, PL/SQL (Programming Language), Structured Query Language (SQL) Certifications: Security+ - CompTIA - CompTIA Experience: 10 + years of related experience ship Required: No Job

Full-time

USD 154,700.00 - 209,300.00 per year

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Systems Administrator jobs