systems administrator Jobs in ok

281 - 300 of 899 Jobs

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

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San Antonio, Texas, USA

Full-time

General information Job Posting Title Senior AWS Cloud Systems Operations Administrator Date Wednesday, July 30, 2025 City San Antonio State TX Country United States Working time Full-time Description & Requirements Maximus is seeking a Senior AWS Cloud Systems Operations Administrator focused on managing AWS workloads, overseeing system deployment, security, and compliance. This administrator will use AWS tools to ensure systems run efficiently, troubleshooting as needed. Their ex

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

•

San Antonio, Texas, USA

Full-time

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

•

San Antonio, Texas, USA

Full-time

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

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

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

•

San Antonio, Texas, USA

Full-time

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

•

San Antonio, Texas, USA

Full-time

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

G2 SharePoint Systems Administrator | Active Top Secret clearanceJob Title - G2 SharePoint Systems Administrator | Active Top Secret clearance

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

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Full-time

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: Systems Engineering Job Qualifications: Skills: Microsoft SharePoint Administration, SharePoint Management, System Administration Certifications: Security+ CE - CompTIA Experience: 6 + years of related experience ship Required: Yes Job Description: Transform technology into opportunity as a SharePoint / Systems A

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

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 su

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

General Dynamics Information TechnologyCompany Name - General Dynamics Information Technology

•

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

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

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 AdministratorJob Title - Network/Systems Administrator

Robert HalfCompany Name - Robert Half

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Cedar Rapids, Iowa, USA

Full-time

Description We are looking for a skilled Network/Systems Administrator! This role is part of a team and has a hybrid work model. Ideal for someone with a strong background in network infrastructure, systems administration, and advanced scripting. The position involves ensuring the reliability and security of network systems while implementing cutting-edge technologies. Please apply now, call , or email your resume direct and confidneital to: Shawn M Troy - Technology Practice Director with Ro

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

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

Senior AWS Cloud Systems Operations AdministratorJob Title - Senior AWS Cloud Systems Operations Administrator

MaximusCompany Name - Maximus

•

San Antonio, Texas, USA

Full-time

General information Job Posting Title Senior AWS Cloud Systems Operations Administrator Date Tuesday, July 15, 2025 City San Antonio State TX Country United States Working time Full-time Description & Requirements Maximus is seeking a Senior AWS Cloud Systems Operations Administrator focused on managing AWS workloads, overseeing system deployment, security, and compliance. This administrator will use AWS tools to ensure systems run efficiently, troubleshooting as needed. Their expe

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

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