systems administrator Jobs in ok

261 - 280 of 883 Jobs

Network Systems AdministratorJob Title - Network Systems Administrator

Robert HalfCompany Name - Robert Half

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DeForest, Wisconsin, USA

Full-time

Description About the Role Robert Half is seeking a skilled and adaptable IT Infrastructure & Network Administrator for our clients in the Madison area. This position requires a well-rounded individual with hands-on experience across virtualization, operating systems, endpoint support, and network configuration. You'll play a key part in maintaining uptime, security, and performance across the organization's digital ecosystem. This is a Direct/Permanent Hire role that will require a hybrid wo

Systems Administrator - TS/SCI with PolygraphJob Title - Systems Administrator - TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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McLean, Virginia, 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: Access Control (AC), Active Directory (AD), System Administration, User Account Management Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as

Systems Administrator - Tier 3 SupportJob Title - Systems Administrator - Tier 3 Support

GovCIOCompany Name - GovCIO

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Fairfax, Virginia, USA

Full-time

Overview GovCIO is currently hiring for a System Administrator - Tier 3 Support with an active Secret clearance in support of our DEA Bluestone program. Responsibilities Build and deploy servers. Troubleshoot issues with the servers, network, or cybersecurity risks Configure, deploy, and maintain Windows Server Update Services (WSUS) Analyze and remediate findings from Splunk; leverage Digital Guardian for data loss prevention Deploy patches, critical updates and service packs using IBM Big

Journeyman Network and Computer Systems AdministratorJob Title - Journeyman Network and Computer Systems Administrator

Decisionpoint CorporationCompany Name - Decisionpoint Corporation

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Elizabeth City, North Carolina, USA

Full-time

Overview DecisionPoint Corporation is seeking a Journeyman Network and Computer Systems Administrator to join our team on an upcoming contract to support the Unites States Coast Guard USCG) Aviation Logistics Center (ALC) Information Systems Division (ISD) in Elizabeth City, North Carolina. The USCG ALC ISD provides development, security, and operations (DevSecOps) IT support for products and services for the Coast Guard Information Officer (CIO), Commandant, and Coast Guard Cyber Command throug

NCIS Cyber Systems Administrator - SecOps | Active TS/SCI clearanceJob Title - NCIS Cyber Systems Administrator - SecOps | Active TS/SCI clearance

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Quantico, Virginia, USA

Full-time

Type of Requisition: Pipeline 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: DISA STIG, IT Security Operations, Security Content Automation Protocol (SCAP), System Administration Certifications: Security+ CE - CompTIA Experience: 5 + years of related experience ship Required: Yes Job Description: Transform technology into opportun

Senior Systems AdministratorJob Title - Senior Systems Administrator

Peterson Technology PartnersCompany Name - Peterson Technology Partners

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Ann Arbor, Michigan, USA

Contract

Under limited supervision, configure, manage, and administer moderately complex computer systems, networks and storage environments; gather and interprets technical/ functional specifications and participate in design reviews to identify potential mitigation strategies for technical risks identified. This support ranges from solving user's computer problems to setting up and maintaining the enterprise systems, architecture and infrastructure as a whole. Responsibilities Primary Maintaining syste

Systems AdministratorJob Title - Systems Administrator

LeidosCompany Name - Leidos

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Springfield, Virginia, USA

Full-time

The Multi-Domain Solutions (MDS) division at Leidos is seeking a detail-oriented and experienced Systems Administrator to manage the installation, configuration, administration, and maintenance of enterprise systems and associated hardware. The ideal candidate will play a key role in supporting IT infrastructure, ensuring system reliability, performance, and security across physical and virtual environments. Primary Responsibilities: Install, configure, and maintain systems, including servers a

Systems Administrator - II @Hybrid (2 to 4 years)Job Title - Systems Administrator - II @Hybrid (2 to 4 years)

IT Minds LLCCompany Name - IT Minds LLC

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Temple Terrace, Florida, USA

Contract

Title: Systems Administrator - II Location: Temple Terrace, FL/ Alpharetta, GA -Hybrid (Tue, Wed)- Temple Terrace, FL is preferred, and manager is moving. Duration: 06+ Months Call Notes summary: Application management of a minimum of 500 usersRevenue intelligence tools- GONG or NICE Nexidia administration - must have skillsJira experience required 2-4 years' experience is ideal for this role. Interviews process: 1 or 2 rounds of interviews. Job Description: Targeted Years of Experience: 2-4 ye

Junior Systems Administrator (Onsite)Job Title - Junior Systems Administrator (Onsite)

Ledgent TechnologyCompany Name - Ledgent Technology

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Plano, Texas, USA

Contract

We are seeking a motivated and detail-oriented Junior Systems Administrator to join our IT team. The ideal candidate will assist in maintaining, upgrading, and managing our software, hardware, and systems. You will ensure that our technology infrastructure runs smoothly and efficiently. This is a W2 Contract role with Roth Staffing (Ledgent is a division of Roth), so 3rd party candidates cannot be considered. Additional responsibilities are to include, but not limited to, the following: Instal

IT Systems Administrator ONLY W2Job Title - IT Systems Administrator ONLY W2

Aziro Technologies LLCCompany Name - Aziro Technologies LLC

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Palo Alto, California, USA

Contract

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 you'll play a key role in maintaining our systems, supporting our users, and ass

Linux Systems Administrator - JuniorJob Title - Linux Systems Administrator - Junior

LeidosCompany Name - Leidos

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Clarksburg, West Virginia, USA

Full-time

Description As the largest provider of IT services, Leidos develops and sustains large data and technology infrastructures and integrates complex law enforcement IT system for a number of US federal agencies. At Leidos we offer engaging careers, a collaborative culture, and support for your career goals and growth. This role would be serving a federal law enforcement agency in Clarksburg, WV. Primary Responsibilities:Responsible for the upkeep, configuration, and reliable operation of compute

Systems Administrator Technician _TS/SCI with PolygraphJob Title - Systems Administrator Technician _TS/SCI with Polygraph

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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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: Computer Hardware, Information Systems, Information Technology (IT) Systems Certifications: CompTIA - Security+ CE - CompTIA Experience: 1 + years of related experience ship Required: Yes Job Description: We are GDIT. The people sup

Systems Administrator - TS/SCIJob Title - Systems Administrator - TS/SCI

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Fort Belvoir, Virginia, 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: System Administration, Technical Support, Troubleshooting Certifications: Security+, CE - CompTIA-Security+ CE Experience: 1 + years of related experience ship Required: Yes Job Description: Manages the functionality and efficiency

Senior ServiceNow Systems AdministratorJob Title - Senior ServiceNow Systems Administrator

SAICCompany Name - SAIC

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Maryland, USA

Full-time

Job ID: 2504648 Location: ANNAPOLIS JUNCTION, MD, US Date Posted: 2025-04-15 Category: Information Technology Subcategory: Sys Administrator Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: TS/SCI with Poly Potential for Remote Work: No Description SAIC has an immediate opening for a ServiceNow Administrator in Annapolis Junction, on a very exciting program! In this role you will do many different things

Sr Systems AdministratorJob Title - Sr Systems Administrator

Irvine Technology Corporation (ITC)Company Name - Irvine Technology Corporation (ITC)

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Dallas, Texas, USA

Full-time

Sr. Systems Administrator We have an immediate need for a Sr. Systems Administrator to join our client for a full-time, direct hire position that is fully onsite in Dallas, NYC, Phoenix or Austin. This position will support a 90% virtualized environment within Azure and AWS. Location: Onsite in Dallas, NYC, Phoenix or Austin This job expects to pay about $110,000-130,000 benefits What You ll Do: Participate in on-call rotation, after-hours maintenance, and incident response to ensure system ava

Systems Administrator-BACJP00215803Job Title - Systems Administrator-BACJP00215803

EngineersmindCompany Name - Engineersmind

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North Carolina, USA

Contract

Systems Administrator-BACJP00215803 Locations: Charlotte, NC 24 Months Helps troubleshoot Provides 2nd-level support - there are 100 help desk agents Uses Remedy as the ticketing system Someone with ServiceNow experience will transition well to Remedy Biggest ticket generator is Outlook (80% of tickets) Also SharePoint, Skype, etc. Mass onboarding happening - CEO wants all mailboxes fully supported by the cloud Needs to be strong in 365 and strong in tickets Doesn't need to be deep in Outlook

Senior IT Systems AdministratorJob Title - Senior IT Systems Administrator

Pegasus Knowledge SolutionsCompany Name - Pegasus Knowledge Solutions

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Skokie, Illinois, USA

Contract

Our client is seeking a Senior IT Systems Administrator / Site Operations Engineer to serve as the primary technical presence supporting high-performance computing (HPC) infrastructure at Skokie location in IL facility. This individual will play a hands-on role in the setup, maintenance, and ongoing support of a new HPC environment leveraging Lenovo hardware, Infiniband networking, and Linux-based systems.The ideal candidate brings strong Linux system administration experience in enterprise or H

Senior Systems Engineer/AdministratorJob Title - Senior Systems Engineer/Administrator

Brilliant Infotech Inc.Company Name - Brilliant Infotech Inc.

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Fort Worth, Texas, USA

Full-time

Role: Senior Systems Engineer/Administrator Location: Fort Worth, TX (On Site) Type of Employment: Contract-to-Hire Contract Duration: 06 Months Required Experience: 10+ Years Job Description: We re hiring a Senior Systems Administrator to lead infrastructure and automation efforts in a fast-growing, cloud-forward environment. You'll manage Google Workspace, Azure AD (Entra ID), enterprise SaaS, and network systems for over 1,000 users. Key Responsibilities: Administer Google Workspace (email, D

Network/Systems Administrator 4Job Title - Network/Systems Administrator 4

Govcio LLCCompany Name - Govcio LLC

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Washington, District of Columbia, USA

Full-time

Overview: GovCIO is currently hiring for a Systems Administrator to design, implement, and maintain the OS environments for the Pension Benefit Guaranty Corporation (PBGC) IT Infrastructure Support Services (ITIS). This position will be located in DC and will be an onsite position. This position is contingent upon award. Responsibilities: Experience designing, implementing, and maintaining the OS environments for Federal agencies. Skillsets include OS performance, reliability, and security by

Junior Systems Administrator, Intelligence SystemsJob Title - Junior Systems Administrator, Intelligence Systems

Aduril IndustriesCompany Name - Aduril Industries

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Reston, Virginia, USA

Full-time

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril's family of systems is powered by Lattice OS, an AI-powered operating system that turns thousands of data streams into a realtime, 3D command and c