Top 3 It systems administrator iii Jobs in Tulsa, Ok

Infrastructure Administrator - OT Systems
AAON —Tulsa, OK
- Full-time
- 5 years
- System design
- Office
IT Systems Administrator III
T.D. Williamson, Inc. —Tulsa, OK
- Full-time
- Computer science
- Computer Science
- System design
Systems Analyst II-III
MIRATECH Corporation —Tulsa, OK
- Full-time
- Computer Science
- Mid-level
- SQL
- Disability insurance
- Dental insurance
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Infrastructure Administrator - OT Systems
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Infrastructure Administrator - OT Systems

AAON -
Tulsa, OK

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Job Details

Full-time

Qualifications

Telecommunications network performance monitoring
IT system monitoring
Virtualization tools
Server virtualization
Network monitoring tools
System performance monitoring

Full Job Description

Job Description:

Job Summary

The Infrastructure Administrator plays a critical role in the design, implementation, configuration, and support of the organization’s IT infrastructure, with a focus on network system and server systems. This role position requires advanced technical expertise, independent problem-solving, and active participation in infrastructure planning and project execution. This role supports the stability, performance, and security of network and server systems while collaborating with senior IT staff and leadership.

Essential Responsibilities and Duties

Design, configure, and maintain enterprise network infrastructure, including LAN, WLAN, WAN, firewalls, switches, and VPNs.
Lead or co-lead infrastructure initiatives such as network redesigns, system migrations, and hardware upgrades.
Monitor and analyze network performance, proactively identifying and resolving issues to ensure high availability and reliability.
Implement and maintain network security measures, including firewall configurations, access controls, and patch management.
Support and maintain Windows Server environments and VMware virtualization platforms.
Administer core infrastructure services such as DNS, DHCP, and Active Directory.
Develop and maintain detailed documentation for network configurations, procedures, and system architecture.
Provide Tier III support for escalated technical issues, exercising independent judgment in troubleshooting and resolution.
Collaborate with IT leadership on infrastructure planning and contribute to long-term technology strategies.
Participate in a rotating on-call schedule and respond to critical incidents as needed.

Education and Experience Requirements

5+ years of progressive experience in network and systems administration in an enterprise IT environment.
Demonstrated experience with enterprise networking technologies and virtualization platforms.
Experience with network monitoring and diagnostic tools.
Familiarity with cloud networking and hybrid infrastructure is a plus.
Bachelor’s degree in information technology, Computer Networking, or a related field; equivalent experience will be considered.
Industry certifications such as Cisco CCNA/CCNP, CompTIA Network+, or VMware VCP are preferred.

Knowledge, Skills, and Abilities

Advanced knowledge of network protocols and services (TCP/IP, VLANs, VPNs, DNS, DHCP).
Strong troubleshooting and diagnostic skills across networking, virtualization, and server systems.
Ability to work independently, prioritize tasks, and make decisions with minimal supervision.
Excellent communication and documentation skills, with the ability to convey technical information clearly.
Strong collaboration skills and the ability to contribute to cross-functional project teams.
Commitment to continuous learning and staying current with emerging technologies and best practices.
Must consistently embody the company’s core values – Demonstrate Great Moral Character, give your very best, empower team members, innovate and push boundaries, promote a safe, respectful environment.

Work Environment:

Work is performed in both climate-controlled office settings and manufacturing environments, which may include exposure to noise.
Must be able to lift and adjust equipment weighing up to 50 lbs.
Use of personal protective equipment (PPE) is required.
Evening and weekend work may be necessary based on operational needs.

Disclaimer:
Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at a time with or without notice. This job description is not an exhaustive list of all functions that the employee may be required to perform, and the employee may be required to perform additional functions. The company reserves the right to revise this job description at any time. The employee must be able to perform the essential functions of the position satisfactorily. If requested, reasonable accommodation may be made to enable employees with disabilities to perform the essential functions of the job, absent undue hardship.

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it systems administrator iii jobs in tulsa, ok

Infrastructure Administrator - OT Systems

IT Systems Administrator III

Systems Analyst II-III

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