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System One

Network Administrator

System One
United States · Contract · Not Applicable
Job Title: Network Administrator


Location: Tulsa, Oklahoma


Type: Contingency


Compensation: $90,000-120,000


Contractor Work Model: Hybrid


Key Responsibilities:
  • Design, configure, and maintain enterprise network infrastructure (LAN, WLAN, WAN, firewalls, switches, VPNs).
  • Lead or co-lead major infrastructure projects (network redesigns, migrations, hardware upgrades).
  • Monitor and optimize network performance, ensuring high availability and reliability.
  • Implement and maintain network security (firewalls, access controls, patch management).
  • Support Windows Server environments and VMware virtualization.
  • Administer DNS, DHCP, and Active Directory.
  • Provide Tier III support for escalated technical issues.
  • Collaborate with IT leadership on infrastructure planning and long-term strategy.
  • Participate in on-call rotation and respond to critical incidents.
Requirements:
  • 5+ years of progressive experience in enterprise network and systems administration.
  • Strong background in enterprise networking and virtualization (VMware).
  • Experience with network monitoring and diagnostic tools.
  • Familiarity with cloud and hybrid infrastructure is a plus.
  • Bachelor’s degree in IT or related field (or equivalent experience).
  • Preferred certifications: Cisco CCNA/CCNP, CompTIA Network+, VMware VCP.
Skills & Attributes:
  • Advanced knowledge of network protocols/services (TCP/IP, VLANs, VPNs, DNS, DHCP).
  • Strong troubleshooting and documentation skills.
  • Ability to work independently and as part of a team.
  • Excellent communication and collaboration abilities.
  • Commitment to continuous learning and upholding company core values.
System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.


Ref: #208-Rowland Tulsa

 

Key Skills

Ranked by relevance

firewalls vmware dns high availability network security windows server virtualization switches server cloud dhcp vpns wlan wan lan
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United States

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Posted
May 07, 2026
Type
Contract
Level
Not Applicable
Location
Tulsa
Company
System One

Industries

Business Consulting Services

Categories

Other

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