Network & Systems Support Technician

We are seeking a Network & Systems Support Technician to join a growing IT team in Oklahoma City. This hands-on role is focused on supporting and maintaining network infrastructure, firewalls, wireless environments, and core IT systems across multiple locations. The ideal candidate has experience troubleshooting network connectivity, managing switches and firewalls, and supporting Windows-based infrastructure while delivering excellent customer service. This is an excellent opportunity for someone looking to expand their networking expertise while gaining exposure to enterprise infrastructure and Microsoft technologies., * Configure, maintain, and troubleshoot SonicWall firewalls, including VPN connectivity, security policies, and network performance

• Support and administer NetGear and Aruba switches, including VLAN configuration and network troubleshooting
• Deploy, configure, and support Aruba and UniFi wireless networks
• Diagnose and resolve network connectivity issues involving DNS, DHCP, TCP/IP, routing, and switching
• Install, terminate, test, and troubleshoot structured network cabling
• Monitor and maintain LAN/WAN connectivity across multiple locations
• Administer Microsoft 365 tenant environments
• Support Windows Server environments, Hyper-V virtualization, and Active Directory
• Configure and manage Group Policy (GPO)
• Support Windows and Mac workstations and end-user technology
• Configure and maintain NAS storage devices
• Support printers and multifunction devices
• Document network configurations, system changes, and technical resolutions
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Must be authorized to work in the United States. This position is not eligible for sponsorship., * 2+ years of experience supporting network infrastructure, IT systems, or enterprise technology environments

• Experience configuring and troubleshooting firewalls, preferably SonicWall
• Experience supporting managed network switches (Aruba, NetGear, Cisco, or similar)
• Understanding of routing, switching, VLANs, DNS, DHCP, TCP/IP, VPNs, and wireless networking
• Experience supporting enterprise wireless environments
• Experience administering Windows Server, Active Directory, and Group Policy
• Experience supporting Microsoft 365 environments
• Experience with Hyper-V virtualization
• Experience supporting Windows and Mac endpoints
• Network cabling installation and termination experience
• Strong troubleshooting, communication, and customer service skills

Nice to Have

• CompTIA Network+, Security+, or A+ certifications
• Experience supporting SQL environments
• Experience with ticketing systems and remote support tools
• MSP or multi-site support experience
• Experience with enterprise monitoring or network management tools

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Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state, and local laws. Addison Group complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.