Principal Windows Systems Administrator Jobs

121 - 140 of 1,743 Jobs

Sr. Systems AdministratorJob Title - Sr. Systems Administrator

RTX CorporationCompany Name - RTX Corporation

•

Tucson, Arizona, USA

Full-time

Date Posted: 2025-06-19 Country: United States of America Location: AZ888: RMS AP Bldg 928 1151 East Hermans Road Building 928, Tucson, AZ, 85706 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: Top Secret At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation

Advanced Systems Administration Specialist & DevOps AdministratorJob Title - Advanced Systems Administration Specialist & DevOps Administrator

General DynamicsCompany Name - General Dynamics

•

Dedham, Massachusetts, USA

Full-time

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

Linux Systems AdministratorJob Title - Linux Systems Administrator

Robert HalfCompany Name - Robert Half

•

La Vergne, Tennessee, USA

Full-time

Description We are looking for an experienced Linux Systems Administrator to join our team in LaVergne, Tennessee. This role involves managing and optimizing Ubuntu servers, ensuring system security, and leveraging automation tools for streamlined operations. Ideal candidates will possess strong scripting skills and expertise in analyzing system logs for actionable insights. Responsibilities: Install, configure, and maintain Ubuntu servers to ensure optimal performance and reliability. Monitor

Senior Systems Administrator (F2F INTERVIEW) :: W2 :: Dallas ,TXJob Title - Senior Systems Administrator (F2F INTERVIEW) :: W2 :: Dallas ,TX

Stellent IT LLCCompany Name - Stellent IT LLC

•

Dallas, Texas, USA

Third Party, Contract

Job Title: Senior Systems Administrator (F2F interview) Location: On-Site Dallas, TX Role Type: Contract to Hire Visa- GC Length of Contract: 6 month W2 : Interview Process: 1st interview TEAMs with hiring manager 2nd interview TEAMs with hiring manager and others 3rd interview On-site **MUST HAVES** These are to be cut/pasted as part of your candidate submittal. Do not remove any of the items when submitting. If your candidate does not have all the must-haves, please indicate next t

DevOps Systems Administrator, IIJob Title - DevOps Systems Administrator, II

Parsons Services CompanyCompany Name - Parsons Services Company

•

Quantico, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: As a DevOps Systems Administration Engineer at Parsons, your goal will be to ensure

Systems AdministratorJob Title - Systems Administrator

Robert HalfCompany Name - Robert Half

•

Grand Rapids, Michigan, USA

Full-time

Description We are looking for a skilled Systems Administrator to manage and optimize our client's network and server infrastructure in Grand Rapids, Michigan. This position requires expertise in on-premise Windows Server environments, ensuring seamless operations, upgrades, patching, maintenance and support. The ideal candidate will play a critical role in maintaining system reliability, driving innovation, and guiding less experienced team members. Responsibilities: Design, manage, and troubl

Systems AdministratorJob Title - Systems Administrator

Robert HalfCompany Name - Robert Half

•

Midland, Texas, USA

Full-time

Description Our client is currently seeking a System Administrator reporting to the Sr. Infrastructure Manager in Midland, Texas. This position will be responsible for providing system administration for all PR offices and data centers. In addition, the successful candidate will have a deep and broad knowledge of cloud infrastructure, SaaS, physical / virtual servers, and networking. There is flexibility with the level and title of this role depending on the candidate's skillset, qualifications

IT PACS Associate Systems AdministratorJob Title - IT PACS Associate Systems Administrator

Commonspirit HealthCompany Name - Commonspirit Health

•

Phoenix, Arizona, USA

Full-time

Overview Inspired by faith. Driven by innovation. Powered by humankindness. CommonSpirit Health is building a healthier future for all through its integrated health services. As one of the nation's largest nonprofit Catholic healthcare organizations, CommonSpirit Health delivers more than 20 million patient encounters annually through more than 2,300 clinics, care sites and 137 hospital-based locations, in addition to its home-based services and virtual care offerings. CommonSpirit has more tha

Senior Linux Systems AdministratorJob Title - Senior Linux Systems Administrator

Cornerstone DefenseCompany Name - Cornerstone Defense

•

No location provided

Full-time

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

Systems Administrator, Staff / Secret / Onsite - Huntsville, ALJob Title - Systems Administrator, Staff / Secret / Onsite - Huntsville, AL

Lockheed Martin CorporationCompany Name - Lockheed Martin Corporation

•

Huntsville, Alabama, USA

Full-time

Job Description About Us: 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 Enterprise Business and Digital Transformation (EBDT) o

LINUX Sr Principal Systems Engineer - Active Top Secret RequiredJob Title - LINUX Sr Principal Systems Engineer - Active Top Secret Required

General DynamicsCompany Name - General Dynamics

•

Washington, District of Columbia, 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 Engineering Job Qualifications: Skills: Computer Engineering, Linux, Red Hat Enterprise Linux (RHEL) Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: Job Description Senior Principal Systems Engineer - Linux Design, deploy, integrate and maintain Li

Systems Administrator Intermediate - TS/SCI requiredJob Title - Systems Administrator Intermediate - TS/SCI required

General DynamicsCompany Name - General Dynamics

•

Fort Belvoir, Virginia, 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: Computer Servers, Information Technology (IT) Systems, Systems Management Certifications: None Experience: 7 + years of related experience ship Required: No Job Description: Systems Administrator Intermediate - TS/SCI required Transform techno

IT Systems AdministratorJob Title - IT Systems Administrator

Aziro Technologies LLCCompany Name - Aziro Technologies LLC

•

Palo Alto, California, USA

Contract

Job Title: IT Systems Administrator Location: Palo Alto CA Duration: 6 Months We're seeking a motivated and detail-oriented System Administrator to join our growing IT team here at Rubrik. This role is ideal for someone with approximately 3 years of hands-on experience in system administration, eager to expand their skills across a diverse technology stack and contribute to the stability and performance of our critical infrastructure. This position will report to the Director of Global IT and y

Systems AdministratorJob Title - Systems Administrator

Robert HalfCompany Name - Robert Half

•

Okmulgee, Oklahoma, USA

Full-time

Description Position Summary: We are seeking a proactive and results-driven Network Administrator to manage and support our Windows-based infrastructure, VMware virtualization environment (vCenter), and Cisco networking systems. This role requires a detail-oriented detail oriented who is able to delegate effectively, follow through on tasks, and drive initiatives to completion with minimal supervision. Key Responsibilities: Administer, maintain, and troubleshoot Windows Server environments, Acti

Mid Systems AdministratorJob Title - Mid Systems Administrator

Booz Allen HamiltonCompany Name - Booz Allen Hamilton

•

Warner Robins, Georgia, USA

Full-time

Job Number: R0221293 Systems Administrator, Mid The Opportunity: Your combination of people skills and system administrator knowledge makes you the team hero, solving one problem after another. What if you could use those skills to improve the te chn ology supporting Air Force Intelligence, Surveillance, and Reconnaissance ( ISR ) ? We're looking for a system administrator to build and maintain the infrastructure solutions that meet customer needs and take advantage of cloud capabilities and se

Systems Administrator 1Job Title - Systems Administrator 1

Realm OneCompany Name - Realm One

•

Annapolis, Maryland, USA

Full-time

We're searching for talented individuals who provide intelligence, engineering, and mission management expertise for the Government. This program will maximize the effectiveness and efficiency of our country's most important missions both at home and abroad. If you are ready to support a high-performing team that truly makes a difference, then come join us! Job Description: Provides support for implementation, troubleshooting and maintenance of lnformation Technology (IT) systems. Manages IT s

Systems Administrator 2Job Title - Systems Administrator 2

Realm OneCompany Name - Realm One

•

Annapolis, Maryland, USA

Full-time

IT Systems Administrator, LaunchJob Title - IT Systems Administrator, Launch

SpaceXCompany Name - 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

Systems Administrator SeniorJob Title - Systems Administrator Senior

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

Independence, Kansas, 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 Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: Information Technology (IT) Systems, System Administration, VMware Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Please take this opportunity to join one of GDIT's fastest long-standing growing progra

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

RTX CorporationCompany Name - RTX Corporation

•

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