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Network Administrator

System One • Tulsa, OK • 8h 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

System One, and its subsidiaries including Joulé, ALTA IT Services, CM Access, TPGS, and MOUNTAIN, LTD., are leaders in delivering workforce solutions and integrated services 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 full-time 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.

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