58 systems administrator jobs at 40 companies in El Reno, OK

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Systems Administrator Lead
Oklahoma City or Midland or Texas
OnsiteFull Time
Diamondback Energy
Diamondback EnergyThe Nasdaq Global Select Market: FANG: Public independent oil and natural gas developing unconventional onshore reserves in the Permian Basin.
10+ YOERequires 10 years of IT infrastructure and systems administration experience, or 8 years plus a bachelor's degree, with enterprise infrastructure leadership and expertise in cloud, security, virtualization, storage, and identity.
Azure, Microsoft 365, ITIL, Zero Trust, E-Verify
1mo
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Systems Administrator - Bank Operations
Oklahoma City, Oklahoma, United States
OnsiteFull Time
MidFirst Bank
MidFirst Bank: Privately owned bank providing personal and commercial financial services.
Provide system administration and technical support for bank operations, monitor and resolve incidents, administer user access, and support data transfers and manipulations.
Microsoft Excel
2w
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Systems Administrator - Level I
Norman, Oklahoma, United States
$64k-$79k/yr OnsiteFull Time
AttainX
AttainX: Women-owned federal IT consulting firm delivering software, cloud, cybersecurity, AI, and engineering services to U.S. government agencies.
4+ YOESystems administration and technical support experience with enterprise hardware, software, networks, switches, and security procedures. Onsite Norman work and moderate public trust clearance required; U.S. citizenship required.
Windows, Linux, UNIX, VPN, Microsoft Certified: Windows Server Hybrid Administrator Associate, Managing Modern Desktop (MD101), Red Hat Server Administrator (RHSA), CISCO Professional Level Certification, CCDP, CCNP
3w
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Junior Systems Administrator
Norman, Oklahoma, United States
HybridFull Time
PCI Energy Solutions
PCI Energy Solutions: Enterprise energy software provider helping utilities, power producers, and traders manage trading, operations, optimization, and settlement.
Experience managing IT infrastructure; knowledge of Windows, Linux, network administration, virtualization, AWS Cloud, cybersecurity, and troubleshooting. Flexible availability for 24/7 on-call rotation required.
Windows, Linux, AWS Cloud, Microsoft Certified: Windows Server Hybrid Administrator, SOC 1, SOC 2, FISMA
2w
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Systems Administrator
Oklahoma City, Oklahoma, United States
OnsiteFull Time
Business Imaging Systems, Inc.
Business Imaging Systems, Inc.: Privately held Oklahoma technology helping organizations digitize documents, modernize IT infrastructure, and deploy AI solutions.
5+ YOEHigh school diploma or GED required; bachelor's degree in computer science, information technology, or related field preferred. Requires strong computer skills and advanced Windows Server, network infrastructure, and virtualization knowledge.
Windows Server, VMware, Active Directory, LAN, WAN, internet, anti-virus, anti-spam
6d
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IT, Systems Administrator
Oklahoma City, Oklahoma, United States
OnsiteFull Time
Family & Children's Services
Family & Children's Services: Nonprofit Certified Community Behavioral Health Clinic providing mental-health, substance-use, crisis, and family services to Oklahomans.
3+ YOEHigh school diploma or equivalent and at least 3 years of IT experience required. Requires Windows, networking, virtualization, cloud, scripting, troubleshooting, documentation, and communication skills; CompTIA Network+, Security+, and ITIL Foundation preferred.
Windows, VMware, Hyper-V, AWS, Azure, Google Cloud, PowerShell, Bash, Python, TCP/IP, DNS, DHCP, LAN, WAN
2mo
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Sr. Unix Systems Administrator
Fort Meade or Crystal City or Mechanicsburg or Montgomery or Oklahoma City or Ogden
OnsiteFull Time
Amyx
Amyx: Government contractor providing technology, cybersecurity, engineering, and management services on federal programs.
5+ YOEMinimum 5 years Unix systems administration experience, IAT Level II certification, Unix OS certification, DoD Secret clearance, experience with RHEL/Solaris/HP-UX/AIX, scripting (Ansible,Bash,Perl,PowerShell) and DISA security tools.
RHEL, Solaris, HP-UX, AIX, Apache Tomcat, Apache HTTP Server, Remote X Server, HyperVisor, VMWare, NetScaler, ACAS, Splunk, HBSS, Trellix, Enterprise Security Posture System (ESPS), Linux Clustering, Solaris Cluster, Ansible, Bash, Bourne, Korn, Perl, PowerShell, Network Attached Storage (NAS), Storage Area Networks (SANs), ticketing system
1mo
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System Administrator
Oklahoma City, Oklahoma, United States
$27-$46/hr OnsiteFull Time
Qureos
Qureos: AI-powered recruitment platform connecting talent with employers.
Proven system/network administration experience with Windows environments, strong security and backup knowledge, troubleshooting skills, and effective communication with non-technical staff.
Windows
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Application Server Administrator/Windows System Administrator
Oklahoma City, Oklahoma, United States
$68k-$142k/yr HybridFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
5+ YOEBachelor's degree in IT or equivalent experience, 5 years of experience, WebLogic, Microsoft systems administration, IIS, firewall configuration, database administration, and segmented network experience required.
Oracle WebLogic, Microsoft Systems Administration, IIS, MS SQL Server, Oracle Database, PostgreSQL, Red Hat Linux, Tomcat, JBoss, Oracle Cloud Infrastructure (OCI), Oracle Data Guard, Oracle RAC, Oracle Client, Splunk
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Application Server Administrator/Windows System Administrator
Oklahoma City, Oklahoma, United States
$68k-$142k/yr HybridFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
5+ YOEBachelor's degree in IT and 5 years of experience or equivalent. Requires WebLogic, Microsoft systems administration, IIS, firewall configuration, and database administration experience.
Oracle WebLogic, Microsoft Systems Administration, IIS, MS SQL Server, Oracle Database, PostgreSQL, RedHat Linux, Tomcat, JBoss, Oracle OCI, Oracle Data Guard, Oracle RAC, Oracle Client, Splunk
1mo
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System Administrator
Oklahoma City, Oklahoma, United States
OnsiteFull Time
Franklin Electric
Franklin ElectricNASDAQ: FELE: Public U.S. manufacturer of water, fuel, and electricity pumping, treatment, control, and monitoring systems for global customers.
2+ YOEInstall, configure, and maintain workstation OS and IT hardware; support plant IT systems; use ServiceNow; develop shop floor applications with C# and SQL; bachelor's degree and 2+ years experience required.
ServiceNow, C#, SQL, Microsoft
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Salesforce Administrator III/SR
Oklahoma City, Oklahoma, United States
$106k-$164k/yr OnsiteFull Time
Tinker Federal Credit Union
Tinker Federal Credit Union: Not-for-profit, member-owned federal credit union providing personal and business financial services to members in Oklahoma and Texas.
5+ YOE5+ years Salesforce administration experience (Level III) or 7+ years for Sr; Salesforce Administrator certification and incumbent bonding required; experience with Financial Services Cloud, declarative config, reporting, integrations, and related systems.
Salesforce, Apex, Lightning Web Components, Data Loader, MuleSoft, Microsoft Windows, Microsoft SQL Server, Active Directory, APIs
1mo
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Systems Analyst I
Oklahoma City, Oklahoma, United States
OnsiteFull Time
Coates Field Service
Coates Field Service: Family-owned land acquisition and right-of-way services firm serving utilities, energy providers, municipalities, DOTs, and oil-and-gas companies.
3+ YOEBachelor's degree in IT-related field, 3+ years IT support/systems administration experience, experience with Microsoft 365, SharePoint Online, Intune, Entra ID, Windows Server, strong troubleshooting and communication skills.
Microsoft 365, SharePoint Online, Microsoft Intune, Microsoft Entra ID, Windows Server, Microsoft 365 Copilot, Copilot Studio, Agent Builder, Model Context Protocol (MCP), QuickBase
1mo
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State Capitol Parks Administrator
Oklahoma City, Oklahoma, United States
$67k/yr OnsiteFull Time
State of Oklahoma
State of Oklahoma: Official government body of the U.S. state of Oklahoma.
5+ YOE5+ MgmtAssociates in agriculture/horticulture required; 5+ years in agriculture/landscaping and 5+ years in park management or public administration; ability to manage contracts, irrigation systems, inventories, and maintenance; physical ability for outdoor work.
Rainbird IQ4
1mo
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Homecare Homebase System Administrator
Oklahoma City, Oklahoma, United States
OnsiteFull Time
Good Shepherd Hospice
Good Shepherd Hospice: For-profit hospice care provider serving patients and families across Oklahoma, Kansas, Missouri, and Texas.
3+ YOEBachelor's degree and 3+ years system administration/EMR or healthcare IT experience; 2+ years Homecare Homebase (HCHB) experience preferred; hospice/home health experience; revenue cycle and clinical workflow knowledge; certifications preferred.
Homecare Homebase (HCHB), EMR
2w
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Systems Engineer - Cloud Services
Oklahoma City, Oklahoma, United States
OnsiteFull Time
Teleflora
Teleflora: Floral delivery service connecting customers with local florists for hand-arranged, hand-delivered bouquets.
5+ YOEBachelor's degree in a technical discipline or 5+ years equivalent experience; cloud telephony administration, enterprise applications, Microsoft 365, mission-critical call centers, and technical support experience required.
Microsoft Teams, Microsoft 365, PowerShell, Nice UserHub, Studio, 3cLogic, Microsoft Cloud
2w
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Microsoft Identity Management (MIM) Administrator - 505516
Oklahoma City, Oklahoma, United States
HybridFull Time
Delaware Nation Industries
Delaware Nation Industries: Tribally owned federal contracting firm providing IT, cybersecurity, construction, medical, and professional services to federal and commercial clients.
3+ YOERequires 3+ years in server administration or systems support, Security+, active Secret clearance, Windows and identity-management expertise, scripting experience, and strong communication skills. Computer Science degree preferred.
Microsoft Windows Server, SCCM, Microsoft Exchange, Active Directory, Microsoft Identity Manager (MIM), SQL Server 2008 R2, ITIL, Azure, PowerShell, Microsoft SharePoint, Active Directory Lightweight Directory Services (AD LDS)
1w
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Director of Administrative Systems and Digital Transformation
Edmond, Oklahoma, United States
OnsiteFull Time
Oklahoma Christian University
Oklahoma Christian University: Christian nonprofit university affiliated with Churches of Christ, educating undergraduate and graduate students in Oklahoma and worldwide.
8+ YOEBachelor's degree and 8+ years with student information systems and higher education processes. Requires relevant system experience, communication, analytical, problem-solving, collaboration, confidentiality, and Christian mission alignment.
DegreeSight, Ellucian Student Planning, Ellucian Colleague SaaS, Information Technology
2mo
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Open Rank Professor of Management Information Systems - Ranked Renewable Term
Norman, Oklahoma, United States
OnsiteFull Time
University of Oklahoma
University of Oklahoma: Flagship public research university in Norman, Oklahoma.
PhD in MIS or related field by start date; expected to teach 3–4 courses/semester, conduct and publish research, and perform administrative duties; preferred expertise in cybersecurity, AI, ERP, and data analytics.
1w
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IT Specialist (Systems Administration)
Atlantic City or Oklahoma City
$100k-$155k/yr OnsiteFull Time
Federal Aviation Administration
Federal Aviation Administration: U.S. agency regulating civil aviation and national airspace.
1+ YOEAt least one year of specialized experience equivalent to FV-H/GS-12, including Linux or Unix, NAS technologies, and support for 24x7 critical traffic flow management systems.
Linux, Unix, Postgres, Oracle, eOPF, Microsoft?