Vikram D. Email & Phone Number

Cupertino, California, Us

As a Wireless Engineer, following is my responsibility: - I work at Client Location (Apple) for my Vendor (LTTS) - Work alongside engineers at Apple and to carry out testing and evaluation of GNSS/cellular/WiFi networks in both controlled laboratory and real-world environments as a part of Field Design/testing team.-Create and implement test plans to thoroughly assess and validate proprietary, unreleased hardware.

San Jose, California, Us

Led Wi-Fi QA Initiatives – Spearheaded the quality assurance efforts for Roku Express/Ultra and Roku TVs, ensuring high-quality product launches that met rigorous performance standards.Functional and Performance Testing – Conducted in-depth functional and performance testing on Roku consumer devices, including streaming sticks, TVs, speakers, soundbars, and set-top boxes, optimizing device functionality and stability.Feature Testing – Collaborated on key feature testing such as DFS (Dynamic Frequency Selection) and enhanced logging mechanisms, reducing backend costs and improving correlation of network metrics with user experience.Expertise in Wireless Standards – Demonstrated proficiency in legacy (802.11a/b/g/n) and modern wireless standards (802.11ac/ax) as well as Bluetooth, contributing to robust and compliant product designs.Wi-Fi Security Protocol Validation – Verified Wi-Fi security protocols (WPA, WPA2, WPA3, EAP, TLS) across Roku products to ensure secure and reliable wireless connectivity.Advanced Troubleshooting – Analyzed embedded device logs and utilized external tools to troubleshoot complex issues, achieving efficient and effective problem resolution.Comprehensive Bug Reporting – Produced detailed bug reports addressing hardware, software, and platform-related issues, driving improvements in product quality and user satisfaction.Cross-functional Collaboration – Played an active role in defining features, functionalities, and design specifications in collaboration with product, development, and RF engineering teams, ensuring clear deliverables and project alignment.Network Traffic and Packet Analysis – Conducted packet-level analysis and network traffic assessments using wireless sniffers and packet capture tools to refine connectivity and performance.Mentorship and Leadership – Mentored junior engineers, fostering a collaborative and supportive team environment while leading QA projects within the Wi-Fi/Networking group at Roku.

Suwanee, Georgia, Us

# IPv4/IPv6 Performance Throughput testing using Spirent Test Center/ Avalanche# Sound knowledge of Layer 2 and Layer 3 Protocols (Switching/Routing)# Knowledge of Wireless Standards 802.11 n/ac/ax and Wi-Fi 6/6E. Working on Multiuser features OFDMA and MU-MIMO.# Knowledge of Octobox test tool to run Wireless Throughput tests.# VoIP:- SIP/RTP testing, Experience in using test tools such as Sage, Advent.# IPTV/ Multicast testing on Routers# Firewall/QOS testing on routers# Wireless testing (802.11 ac)# Security Testing using Codenomicon and Nessus tool# System Stability/Stress testing# Experience in using Bug tracking tools like JIRA, Clear quest and Devtest# Experience in leading test Cycles. # Mentoring Junior Engineers/InternsTools:- Wireshark, tcpdump, Octobox Codenomicon, Spirent, Avalanche, iperf, opnet, tcpdump, Mediaroom Server, Routers/Swiches (Cisco etc.), Sage, faxlab, Advent, GNS3, Clearquest, JIRA, Devtest.Protocols:- TCP/IP, Routing protocols (RIP,OSPF,EIGRP,BGP), 802.1x, Radius, 802.11ac, SIP,RTPDNS, DHCP, STP, VRRP, IGMP, SSL/TLS, HTTP,HTTPS, 802.11 Wireless Standards, Wifi 6/6E

Chicago, Illinois, Us

CPE testing on xDSL productsFeatures TestedIPTVVoIP802.11 WiFiData Throughput Testing Stability/Stress Testing 802.1x LAN/WAN protocols etc.Tools:- Wireshark, Nessus, Codenomicon, Spirent, Avalanche, iperf, opnet, tcpdump, Mediaroom Server, Routers/Swiches (Cisco etc.), Sage, faxlab, Advent, GNS3, Clearquest, JIRA, Devtest.Protocols:- TCP/IP, Routing protocols (RIP,OSPF,EIGRP,BGP), 802.1x, Radius, 802.11ac, SIP,RTP DNS, DHCP, STP, VRRP, IGMP, SSL/TLS, HTTP, CFM

Masters, Electrical

Bachelors, Electronics/Telecommunications