Joshua Miller

About Joshua Miller

Proactive, friendly customer service specialist dedicated to meeting and exceeding…

Experience

1. Senior Network Support Engineer

   Cisco Meraki

   Jun 2023 — Present

   Troubleshoot and provide support for enterprise level networks with issues in Wireless Access Points, Cameras, Switches, Firewalls, Cellular Gateways, sensors and Mobile Device Management. •Troubleshoot the following protocols on layer 2 and layer 3 devices: Management Protocol (IGMP), OSPF, BGP, TCP, UDP, FTP, RADIUS, LDAP / Active Directory Integration, Group Policy Application and other protocols •Assist clients in pre-staging, stacking, configuring and troubleshooting issues on Switches like Spanning Tree Protocol (STP), layer 3 routing, Switch virtual interface (SVI), Link Aggregation Control Protocol (LACP), ARP inspection, multicast and broadcast storm control. •Assist Cisco Meraki clients in configuring Stateful firewalls and troubleshooting Advanced IPSEC features, Intrusion detection system, Advanced Malware Protection along with authentication and encryption technologies like AES, DES, 3DES, digital signatures, etc. •Analyze customer’s RF/radio environment and provide recommendations for deploying enterprise wireless network. Troubleshoot Wireless issues on Access points including channel utilization, channel width, wireless performance, Gateway/Repeater inconsistencies and splash page. •Collaborate with Sales, Product, and Developers on high priority cases for large enterprise networks with severe business impact. •Document reports discovered during troubleshooting, collaborate with internal sales and development team to periodically update all the stake holders while ensuring that Service Level Agreements (SLAs) are met for all the cases. •Study and train on new features, protocols etc. to stay updated with the latest networking trends and be able to troubleshoot multi-vendor network devices. •Work with the product management team on testing new beta features for our product suite.