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Salvador
Voip Network Engineer
Contacto
Competencias
Demonstrated experience with NetSapiens.
Demonstrated experience with SIP.
Demonstrated experience with RTP.
Demonstrated experience with SRTP.
Demonstrated experience with WebRTC.
Resumen
Voip Network Engineer open to new opportunities
Experiencia
VoIP Platform Engineer II
Provide Tier 2 support and advanced troubleshooting for NetSapiens-based UCaaS and VoIP platforms.. Troubleshoot complex VoIP issues involving mobile push notifications, SnapHD/WebRTC video services, call flows, faxing, provisioning, and one-way or no-audio scenarios.. Perform advanced Linux and application-layer troubleshooting across Ubuntu, Apache, Tomcat, Postfix, SMTP, Node.js, PHP, Redis, MySQL, and Memcache environments.. Diagnose SIP, RTP, DNS, firewall, routing, and network connectivity issues affecting voice services.. Provision, configure, and support VoIP endpoints including Yealink, Polycom, Grandstream, Cisco, and other SIP devices.. Configure and troubleshoot third-party REST API integrations including E911, SMS/MMS, fax services, messaging platforms, and text-to-speech solutions.. Reproduce customer-reported issues within controlled lab environments using SIP traces, log analysis, packet captures, Wireshark, tcpdump, and sngrep.. Identify root causes by isolating device, configuration, network, carrier, or platform-related failures.. Analyze ticket trends to identify recurring defects, platform bugs, and service-impacting issues.. Validate engineering fixes, patches, firmware updates, and platform enhancements prior to production deployment.. Handle Tier 2 escalations and provide comprehensive diagnostics before escalation to Tier 3 and Engineering teams.. Monitor platform health and service quality using observability and monitoring tools.. Document troubleshooting procedures, root causes, and resolutions within internal knowledge bases.. Collaborate with Engineering, Product, Operations, and Support teams to ensure timely issue resolution and customer satisfaction.
VoIP Platform Engineer I
Delivered Tier 1 and Tier 2 technical support for customers and partners utilizing NetSapiens VoIP platforms.. Managed trouble tickets from initial triage through resolution or escalation.. Supported SIP phones including Polycom, Yealink, and Cisco endpoints.. Configured and troubleshot call routing, SIP registrations, voicemail, and UC features.. Diagnosed VoIP and networking issues through packet analysis using Wireshark.. Assisted customers with provisioning and configuration of NetSapiens services.. Performed backend troubleshooting utilizing SSH, Apache, and MySQL.. Built strong customer relationships through effective communication and timely resolution of issues.. Supported network technologies including TCP/IP, DHCP, DNS, HTTP, SSL, LAN, and WAN environments.