On-Site IT Systems & Network Administrator – Tulsa

Nesco Resource; Tulsa (OK); On-site; USD 75,000 - 85,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k)

Paid time off

EAP

Career growth opportunities

Job summary

Nesco Resource is seeking an IT Systems & Network Administrator in Tulsa to support core technology infrastructure, including servers, networks, cloud platforms, virtualization, and end-user systems. The role blends systems administration with network engineering to keep the environment reliable and secure.

Ideal candidates have hands-on experience with Windows Server, Active Directory, Microsoft 365, Entra ID, and virtualization (VMware/Hyper-V). On-site, full-time with growth opportunities.

Qualifications

• 3+ years of professional systems administration and networking experience.
• Strong working knowledge of Windows Server and Active Directory.
• Experience supporting Microsoft 365 and Entra ID.
• Strong understanding of TCP/IP, Ethernet, VLANs, VPNs, switches, and firewalls.
• Experience supporting Windows 10/11 environments.
• Experience troubleshooting across both server and network infrastructure.
• Strong analytical, troubleshooting, communication, and problem-solving skills.

Responsibilities

• Administer and support Windows Server environments, Active Directory, DNS, DHCP, and Group Policy.
• Manage user accounts, permissions, policies, and core infrastructure services.
• Support Windows 10/11 desktops, laptops, and related endpoint environments.
• Troubleshoot server, application, operating system, and connectivity issues.
• Support Microsoft 365 and Entra ID environments.
• Maintain reliable and secure day-to-day systems operations.
• Configure and maintain switches, firewalls, VPNs, wireless networks, and related infrastructure.
• Monitor network performance, connectivity, and availability.
• Troubleshoot TCP/IP, VLAN, Ethernet, routing, and connectivity issues.
• Support network security and access-control requirements.
• Investigate network outages and recurring connectivity problems.
• Assist with network upgrades, expansions, and infrastructure improvements.

Skills

Systems administration

Networking

Windows Server

Active Directory

Microsoft 365

Entra ID

TCP/IP

VLANs

VPNs

Firewalls

Windows 10/11

Troubleshooting

Education

Associate degree

Certifications

Tools

VMware

Hyper-V

Job description

Nesco Resource is seeking an IT Systems & Network Administrator in Tulsa to support core technology infrastructure, including servers, networks, cloud platforms, virtualization, and end-user systems. The role blends systems administration with network engineering to keep the environment reliable and secure.

Ideal candidates have hands-on experience with Windows Server, Active Directory, Microsoft 365, Entra ID, and virtualization (VMware/Hyper-V). On-site, full-time with growth opportunities.