Network Systems Administrator

Locke Supply Co; Oklahoma City (OK); On-site; USD 70,000 - 100,000; Full time

Job summary

Locke Supply Co., a leading distributor of Plumbing, Electrical, and HVAC supplies, seeks a Network Systems Administrator at its Oklahoma City headquarters. The role centers on designing, configuring, and maintaining network infrastructure linking headquarters, data centers, and regional branches.

You will own switching, routing, wireless, and firewall tasks and back up the network engineer as needed. The successful candidate will manage enterprise networking across multiple sites, including

Qualifications

• 5-10 years of experience in networking and systems administration.
• Hands-on experience with enterprise switching and routing (Cisco or equivalent).
• Experience with SD-WAN, enterprise wireless, VPN, and network monitoring is preferred.
• Knowledge of Active Directory, DNS, Group Policy, IIS, and SQL Server is helpful.
• Certifications such as CCNA/CCNP or similar are a plus.

Responsibilities

• Configure, maintain, and troubleshoot enterprise switching and routing across multiple sites, including VLANs and inter-site connectivity.
• Support and operate SD-WAN across branch networks; perform site turn-ups and policy config.
• Administer wireless infrastructure including RF tuning and client connectivity issues.
• Manage firewall policy, VPN connectivity, and network segmentation in coordination with cybersecurity.
• Maintain load balancing, DNS, and network monitoring systems; respond to alerts.
• Serve as primary backup to the network engineer for day-to-day operations.

Skills

Enterprise networking

Cisco/Networking

SD-WAN

Wireless networking

VPN management

Network monitoring

Tools

Cisco IOS

Active Directory

DNS

SQL Server

VMware

Windows Server

Linux

Job description

Locke Supply Co., the southwest's most progressive distributor of Plumbing, Electrical, and HVAC supplies, is seeking a Network Systems Administrator for its Oklahoma City headquarters.

This role is network-first. The primary focus is designing, configuring, maintaining, and troubleshooting the network infrastructure that connects our headquarters, data centers, and branch locations across the region. The right person is comfortable owning switching, routing, wireless, and firewall work, and serves as depth and backup for our network engineering function.

Primary Duties

• Configure, maintain, and troubleshoot enterprise switching and routing across multiple sites, including VLANs, trunking, and inter-site connectivity
• Support and help operate our SD-WAN environment spanning our branch network, including site turn-ups, policy configuration, and troubleshooting
• Administer wireless infrastructure across office and warehouse environments, including RF tuning and client connectivity issues
• Manage firewall policy, VPN connectivity, and network segmentation in coordination with our cybersecurity function
• Maintain load balancing, DNS, and network monitoring systems, and respond to alerts and performance issues
• Serve as primary backup to the network engineer for day-to-day operations and project work

Secondary Duties

• Perform system administration on Windows, Linux, VMware, and storage systems under the direction of senior personnel
• Install operating system and application upgrades and patches, and perform performance tuning
• Maintain hardware, software, backup, and security systems
• Develop documentation and provide technical support to company personnel
• Other tasks as assigned

Experience and Skills

• 5-10 years of experience preferred, with a strong technical understanding of all of the above
• Hands-on experience with enterprise switching and routing (Cisco or equivalent), VLANs, and firewall management is required
• Experience with SD-WAN, enterprise wireless, VPN, and network monitoring is strongly preferred
• Working knowledge of Active Directory, DNS, Group Policy, IIS, and SQL Server is helpful
• Some programming or scripting experience is a plus
• Relevant certifications (CCNA, CCNP, or similar) are a plus

The successful candidate will have a strong work ethic, excellent problem-solving, communication, and organizational skills, along with patience and a customer-friendly attitude. They should be punctual, reliable, and eager to work and learn in a fast-paced team environment.

Locke Supply is a progressive, growing company with great benefits, a great culture, and room for advancement. We seek individuals with impeccable character who are looking for a great place to advance their career.