Senior IT Systems Administrator Jobs

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Sr. Systems Administrator

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
Posted 28 days ago | Updated 7 hours ago

Systems Administrator

Robert Half

•

Cedar Rapids, Iowa, USA

Full-time

Description We are looking for a skilled Systems Administrator to our Clients team in Cedar Rapids, Iowa. The ideal candidate will have a strong background in managing and maintaining IT infrastructure, ensuring system reliability and efficiency - most importantly experience with M365 and it's cloud functionalities. This role offers an opportunity to collaborate on innovative solutions and optimize organizational technology in many different environments. Please apply now or call . This role i
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Posted 8 days ago | Updated 4 hours ago

Systems Administrator (IT Program Services)

Nightwing

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Annapolis, Maryland, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th
Posted 60+ days ago | Updated 7 hours ago

Junior Systems Administrator/onsite

Motion Recruitment Partners, LLC

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Trenton, New Jersey, USA

Full-time

A rapidly growing company in Central NJ is looking to bring on a Junior Systems Administrator to join their IT operations team. This is a full-time opportunity ideal for candidates looking to develop their infrastructure skills while working with a broad range of technologies including Windows, MacOS, Microsoft 365, and endpoint management tools like Intune. Looking to grow your IT career in a supportive environment? This is the perfect entry point for someone who's eager to learn and get hands-
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Posted 17 days ago | Updated 4 hours ago

Senior IT System Administrator/System Analyst

Jacobs

•

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 60+ days ago | Updated 7 hours ago

Linux Systems Administrator - Oracle Cloud Certified

ArnAmy, Inc.

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Tallahassee, Florida, USA

Contract, Third Party

Job Purpose: Installs, configures, maintains and performs system integration testing of UNIX based operating systems, related utilities and hardware. Responsible for troubleshooting UNIX-based hardware and software problems. Monitors systems activities and fine tunes system parameters and configuration to optimize performance and ensure security of systems. Performs capacity analysis, monitors and controls usage of disk space. Develops procedures for routine administration including backup/resto
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Posted 8 days ago

Sr. Systems Administrator/Task Lead/Manager

General Dynamics

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Florida, 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, Mentorship, People Management Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: GDIT has an immediate opening for a Senior Systems Administrator/Task Lead/Manager to fi
Posted 60+ days ago | Updated 7 hours ago

Systems Administrator - Maximo

Robert Half

•

Detroit, Michigan, USA

Full-time

Description We are looking for an experienced Systems Administrator to manage and optimize our Maximo Enterprise Asset Management platform. This role is essential in ensuring the system operates efficiently, supports organizational goals, and evolves to meet changing business needs. You will collaborate with various teams to implement solutions, maintain system integrity, and drive continuous improvements. Responsibilities: Coordinate with external vendors to plan, test, and apply system patche
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Posted 10 days ago | Updated 4 hours ago

Systems Administrator

Rose International

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Las Vegas, Nevada, USA

Full-time

Date Posted: 07/22/2025 Hiring Organization: Rose International Position Number: 485899 Industry: Government/Staffing Job Title: Systems Administrator Job Location: Las Vegas, NV, USA, 89102 Work Model: Onsite Shift: Normal Business hours Employment Type: Temp to Hire FT/PT: Full-Time Estimated Duration (In months): 13 Min Hourly Rate($): 37.00 Max Hourly Rate($): 39.00 Must Have Skills/Attributes: CMS, Problem Management, Procurement, SQL Server Experience Desired: Familiarity with CMS
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Posted 2 days ago | Updated 4 hours ago

Systems Engineer - Information Technology Senior

Lockheed Martin Corporation

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Orlando, Florida, USA

Full-time

Job Description WHAT WE'RE DOING Rotary and Mission Systems' Training, Logistics and Simulation (TLS) business is Lockheed Martin's center of excellence for training and logistics products and services, serving the U.S. military and more than 65 international customers around the world. Based in Orlando, TLS develops programs that teach service men and women skills to accomplish their most challenging missions - flying the world's most advanced fighter aircraft, navigating ships and driving ar
Posted 47 days ago | Updated 7 hours ago

Sr. ERP and CRM Systems Administrator

Eclaro

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Remote

Contract

ECLARO is a company that delivers talent. We provide fully customizable, comprehensive talent acquisition and management of seasoned professionals through a number of business models, including: Consulting, Professional Hire, Global Integrated Delivery and Managed Services. Kindly email with a Word resume along with the position ID number, your hourly rate and availability. This is Homer Ballega. I am a Recruiter with ECLARO. We are first tier suppliers of technical services to several Fortune 5
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Posted 39 days ago | Updated 18 days ago

Systems Administrator 2

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: We are looking for a System Administrator 2 to provide support for implementation, troubleshooting and maintenance of Inf
Posted 24 days ago | Updated 7 hours ago

Direct Client: Systems Administrator (Cloud & Infrastructure) (Hybrid work)

COOLSOFT

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Tallahassee, Florida, USA

Full-time

Now Hiring: Systems Administrator (Cloud & Infrastructure) Location: Remote or Onsite in Florida (based on project needs) Education: Bachelor s in Computer Science, Information Systems, or related field or equivalent professional experience About the RoleWe're looking for an experienced Systems Administrator to support and manage both on-premise and cloud-based infrastructure. This role involves Windows Server administration, cloud platform management (Azure, AWS, Google Cloud Platform), and mi
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Posted 9 days ago

Systems Administrator

Compucom

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Columbia, Mississippi, USA

Contract

At Compucom Staffing , you're more than just a number. Our employee relationship managers support you throughout your engagement, providing career guidance and reemployment assistance. Our client is currently seeking a qualified Systems Administrator to join their IT team remotely. The ideal candidate must be located in one of the following locations: Atlanta, GA / Louisville, KY / Charlotte, NC / Dallas, Houston, Austin, TX / Memphis, Nashville, TN. Must be willing to travel to the client si
Posted 3 days ago | Updated 4 hours ago

Systems Administrator

SAIC

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Port Hueneme, California, USA

Full-time

Job ID: 2507397 Location: PORT HUENEME CBC BASE, CA, US Date Posted: 2025-07-09 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Interim Secret Clearance Level Must Be Able to Obtain: Secret Potential for Remote Work: No Description SAIC is seeking a Systems Administrator for the Joint Expeditionary Command and Control (JEXC2) program based out of Port Hueneme, CA. The qualified
Posted 16 days ago | Updated 5 hours ago

Systems Administrator - Senior

Modern Technology Solutions

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Patterson, Ohio, USA

Full-time

Overview Own Your Future. Modern Technology Solutions, Inc. (MTSI) is seeking a Systems Administrator - Senior in Dayton, OH. As a System Administrator with MTSI, you will support a customer operating out of Wright-Patterson AFB in Dayton, OH. The Senior System Administrator serves as the Program Office's information technology and is responsible for supporting, designing, maintaining, and monitoring internal and external networks as well as implementing and managing all systems, applications,
Posted 60+ days ago | Updated 23 days ago

Only w2 - IT Systems Engineer - Virthualization & Strong knowledge of networking protocols, server administration, and system security -100% Remote

Dornan Technologies

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Remote

Contract

Title : IT Systems Engineer Location : Remote Duration : 6 months NEED DOB ( MM/DD) NEED SSN (LAST 4 DIGITS ) NO VIOP OR GOOGLE VOICE NUMBERS NEED LINKEDIN Job Description Responsibilities: Design, implement, and maintain the organization's IT infrastructure, including servers, networks, and storage systems. Monitor and troubleshoot system performance, identifying and resolving any issues that may arise. Collaborate with cross-functional teams to ensure the seamless integration of new technolo
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Posted 1 day ago | Updated 1 day ago

Systems Administrator

General Dynamics

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Florida, 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, Software Updates, System Administration Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a Systems Administrator with GDIT. A
Posted 12 days ago | Updated 7 hours ago

Senior Systems Administrator-Web Systems

Penske Truck Leasing

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Reading, Pennsylvania, USA

Full-time

You may know Penske for our big yellow trucks. But did you know we're an industry-leading technology innovation company? At Penske we have a 50-year history of leading the transportation and supply-chain industry, delivering world-class and award-winning technology solutions. And, it starts with our associates. No matter what your skills or technology stack, our IT team is for you. You'll work and grow alongside great people and on really cool projects. We inspire our IT experts to push the boun
Posted 60+ days ago | Updated 5 hours ago

Junior Systems Administrator // MSP

Motion Recruitment Partners, LLC

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Philadelphia, Pennsylvania, USA

Full-time

Job Description A Wilmington, DE-based IT consulting company is seeking a Junior Systems Administrator to join their growing team. This is an excellent opportunity for a technically skilled and motivated individual early in their IT career to gain hands-on experience supporting diverse client environments across various industries. In this client-facing role, you will assist in the deployment, maintenance, and support of IT infrastructure solutions, both on-premises and in the cloud. Under the
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Posted 23 days ago | Updated 4 hours ago