Support Tech

Design, implement, and support network and systems infrastructure including Microsoft 365 migrations and network equipment configuration. | Requires professional network or systems engineering experience with strong networking, Microsoft 365, and network monitoring skills. | Job Description: • Design and implement LAN/WAN infrastructure according to approved project requirements • Configure and deploy next-generation firewalls, managed switches, wireless access points, controllers, VPN solutions, and related network equipment • Configure VLANs, Layer 3 interfaces, DHCP relay, routing, firewall policies, WAN failover, monitoring, and network segmentation • Configure and manage UniFi Network Controller environments and UniFi switching and wireless infrastructure • Implement and validate SSL VPN and remote-access solutions • Configure SNMP monitoring and integrate infrastructure into remote-management platforms • Perform wireless deployments, RF configuration, SSID configuration, client isolation, roaming validation, and wireless performance testing • Support Microsoft 365 tenant configuration and migration projects • Configure migration tooling, source/target connections, service accounts, application consent, and identity mappings • Support Exchange Online, OneDrive, SharePoint, Teams, and file-server migration activities • Configure and validate Microsoft 365 domains, DNS records, mail flow, SPF, DKIM, and DMARC • Implement Microsoft 365 Conditional Access and multifactor authentication configurations • Assist with Microsoft Authenticator enrollment and user validation • Perform migration reconciliation, exception analysis, and post-migration validation • Pre-stage equipment, firmware, configurations, and migration environments before production changes • Perform network and infrastructure cutovers during approved maintenance windows • Gracefully decommission and replace legacy infrastructure • Validate connectivity, routing, authentication, applications, wireless, voice, backups, monitoring, and other in-scope services after implementation • Troubleshoot implementation issues and determine whether they fall within the approved scope • Support rollback procedures when required • Maintain network diagrams, IP inventories, VLAN documentation, switch port maps, wireless information, configuration records, and equipment inventories • Document migration results, exceptions, validation results, and final configurations • Archive relevant legacy configurations and document replaced equipment • Prepare technical handoff information for the support team Requirements: • Demonstrated professional experience in network or systems engineering • Strong understanding of TCP/IP, VLANs, routing, switching, DHCP, DNS, and network troubleshooting • Experience configuring managed network switches and firewalls • Experience with wireless networking and access-point deployments • Ability to troubleshoot complex infrastructure issues independently • Experience performing production cutovers and maintenance-window work • Strong documentation and technical communication skills • Ability to work directly with clients and communicate technical issues clearly • Ability to follow defined project scopes, implementation plans, and change-control procedures • Experience with Ubiquiti UniFi networking equipment and UniFi Network Controller preferred • Experience with Microsoft 365, Exchange Online, SharePoint, OneDrive, Teams, and Microsoft Entra preferred • Experience with Conditional Access and MFA preferred • Experience with network monitoring and SNMP preferred • Experience with cloud-to-cloud and file-server migrations preferred • Experience with VPN technologies and WAN failover preferred • Experience with wireless heatmap surveys and RF optimization preferred • Experience supporting low-voltage/network infrastructure deployments preferred • Relevant networking or Microsoft certifications preferred Benefits: • Remote work • Full-time employment