system administrator Jobs

181 - 200 of 1,011 Jobs

Linux System Administrator (Onsite) (DoD Secret Clearance)Job Title - Linux System Administrator (Onsite) (DoD Secret Clearance)

RTX CorporationCompany Name - RTX Corporation

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St. Petersburg, Florida, USA

Full-time

Date Posted: 2025-07-10 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: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: Secret We have an immediate career growth opportunity with our Information Workplace Services team for a talented Li

System Administrator (SA2) (Government)Job Title - System Administrator (SA2) (Government)

AT&T Inc.Company Name - AT&T Inc.

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San Antonio, Texas, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers' mission. MAROONMIDNIGHTS (MMN) Provide IT support and solutions developed for National Cryptologic University classified training

System Administrator L3Job Title - System Administrator L3

Accenture LLPCompany Name - Accenture LLP

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Annapolis, Maryland, USA

Full-time

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Windows System Administrator (Onsite - TS/SCI Clearance Required)Job Title - Windows System Administrator (Onsite - TS/SCI Clearance Required)

RTX CorporationCompany Name - RTX Corporation

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Arlington, Virginia, USA

Full-time

Date Posted: 2025-07-03 Country: United States of America Location: VA111: 1300 N 17th Street, Arlington 1300 North 17th Street Suite 400, Arlington, VA, 22209 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: TS/SCI with Polygraph RTX Corporation is an Aerospace and Defense company that provides advanced systems and services for com

System Administrator (SA3) (Government)Job Title - System Administrator (SA3) (Government)

AT&T Inc.Company Name - AT&T Inc.

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San Antonio, Texas, USA

Full-time

System Administrator (SA2) (Government)Job Title - System Administrator (SA2) (Government)

AT&T Inc.Company Name - AT&T Inc.

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Columbia, Maryland, USA

Full-time

System Administrator (SA1) (Government)Job Title - System Administrator (SA1) (Government)

AT&T Inc.Company Name - AT&T Inc.

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Columbia, Maryland, USA

Full-time

System Administrator (SA3) (Government)Job Title - System Administrator (SA3) (Government)

AT&T Inc.Company Name - AT&T Inc.

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Columbia, Maryland, USA

Full-time

Infrastructure System AdministratorJob Title - Infrastructure System Administrator

Motorola SolutionsCompany Name - Motorola Solutions

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Tempe, Arizona, USA

Full-time

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that's critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us buil

System Administrator 2Job Title - System Administrator 2

JacobsCompany Name - Jacobs

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Fort Meade, Maryland, USA

Full-time

Your Impact: Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a System Administrator to join our team of passionate individuals in Ft Meade, Maryland. In this role you will support challenging, mission-critical projects that make a direct impact on the nation's security and intelligence mission. Responsibilities: Provide support to IT systems, including monitoring and problem resolution for all client/server/st

Restore System Administrator - TS/SCI w/PolyJob Title - Restore System Administrator - TS/SCI w/Poly

General DynamicsCompany Name - General Dynamics

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Annapolis, Maryland, 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: Backup and Recovery (Software), Disaster Recovery (DR), Information Technology (IT) Systems Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Restore System Administrator Transform

Senior Discovery IT System Administrator (Top Secret Clearance Required)Job Title - Senior Discovery IT System Administrator (Top Secret Clearance Required)

Contact Government Services, LLCCompany Name - Contact Government Services, LLC

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San Francisco, California, USA

Full-time

Senior Discovery IT System Administrator Employment Type: Full-Time, Executive-Level Department: Legal CGS is seeking a dedicated Senior Discovery IT System Administrator to join a fast-paced and hard-working team to assist with any legal accounts. As a Senior Discovery IT System Administrator, you will play a key role in supporting various aspects of the company's portfolio. CGS brings motivated, highly skilled, and creative people together to solve the government's most dynamic problems with

System Administrator IIJob Title - System Administrator II

General DynamicsCompany Name - General Dynamics

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Annapolis, Maryland, 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: Communication, Information Systems, Operating Systems (OS), System Security, Systems Software Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: #ITPolyMD Provide support for implemen

System Administrator IJob Title - System Administrator I

General DynamicsCompany Name - General Dynamics

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Annapolis, Maryland, 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: Communication, Information Technology (IT), Network Components, Operating Systems (OS), Troubleshooting Certifications: None Experience: 4 + years of related experience ship Required: Yes Job Description: Provides support for implem

System AdministratorJob Title - System Administrator

JacobsCompany Name - Jacobs

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Severn, Maryland, USA

Full-time

Amentum is hiring a professional IT Systems Administrator that will successfully support and maintain a stable IT infrastructure for multiple SCIF and commercial environments. Providing support on telecommunications circuits, networking equipment, servers, AD enterprise, applications, and desktop support. Ensuring secure and stable operation of systems, seamless flow of information and proper functioning of endpoints throughout the organizations operations. Working as part of a team triaging of

FMS System AdministratorJob Title - FMS System Administrator

Harris CountyCompany Name - Harris County

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Houston, Texas, USA

Full-time

Salary: Depends on Qualifications Location : Houston, TX Job Type: Regular Full-time Job Number: 15259 Department: Universal Services Opening Date: 07/14/2025 Closing Date: 8/17/2025 11:59 PM Central Position Description About Harris County and Universal Services: Harris County Universal Services is transforming the way the County does business and seeking a Fleet Management System (FMS) Administrator to join our team. Universal Services is the enterprise IT solutions center for the departments

System Administrator Level IVJob Title - System Administrator Level IV

General DynamicsCompany Name - General Dynamics

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Laurel, Maryland, USA

Part-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), Operating Systems (OS), OS Configuration, PC Installation Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: System Administrator Level IV Description: Manag

Infrastructure System AdministratorJob Title - Infrastructure System Administrator

Motorola SolutionsCompany Name - Motorola Solutions

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Indiana, USA

Full-time

System AdministratorJob Title - System Administrator

Cajun Maritime, LLCCompany Name - Cajun Maritime, LLC

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Baton Rouge, Louisiana, USA

Full-time

More information about this job Name of position: System Administrator Overview The candidate will have 3 to 7 years of IT experience. The System Administrator position is an IT professional responsible for the installation/configuration, support, and routine maintenance of Cajun's computer network. The position will join a small local IT team here in Baton Rouge, Louisiana in order to support a wide range of users and systems. If you are not in Louisiana, USA or willing to relocate (we CAN

Automation System AdministratorJob Title - Automation System Administrator

Raymond James Financial IncCompany Name - Raymond James Financial Inc

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St. Petersburg, Florida, USA

Full-time

Job Description Summary Translate functional specifications into more details to guide development. Examine and evaluate current systems, and identify its requirements. Liaise with users to track additional requirements and features. Document interfaces between new and legacy systems. Collaborate with developers to produce new systems. Validate changes by testing programs. Job Description This position follows our hybrid-friendly schedule, so you get the best of both worlds - flexibility and c