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Network Administrator

System One

Tulsa, OK

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JOB DETAILS
SALARY
$90,000–$120,000 Per Year
SKILLS
Access Control, CCNA - Cisco Certified Network Associate, CCNP - Cisco Certified Network Professional, Communication Skills, CompTIA Network+, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), Firewalls, Hardware Upgrades, High Availability, High Reliability, Hybrid Cloud, Incident Response, Information Technology & Information Systems, Local Area Network (LAN), Microsoft Active Directory, Microsoft Windows Server, Network Administration/Management, Network Design, Network Monitoring, Network Performance/Analysis, Network Protocols, Network Security, Network Systems, On Call, Outsourcing, Performance Management, Performance Tuning/Optimization, Project Design, Server Support, Service Delivery, Software Patches, Systems Administration/Management, TCP/IP (Transmission Control Protocol/Internet Protocol), Team Player, Technical Leadership, Technical Support, Telephone Skills, VLAN (Virtual Local Area Network), VMWare, VMWare Certified Professional (VCP), VPN (Virtual Private Network), Virtualization, Wide Area Network (WAN), Wireless LAN
LOCATION
Tulsa, OK
POSTED
8 days ago
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


About the Company

S

System One

Every day, System One focuses on services and solutions that require a high degree of specialization, in-demand technical skills, and large-scale operational expertise. We are essential partners to those on the front lines of our nation’s most critical infrastructure, technology, and life sciences initiatives. 

Founded more than 40 years ago as a staffing partner to the engineering industry, today System One is a diversified organization operating in over 50 locations and putting more than 9,000 people to work in the United States, Canada, and the United Kingdom.

COMPANY SIZE
2,500 to 4,999 employees
INDUSTRY
Staffing/Employment Agencies
WEBSITE
https://systemone.com

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