Teja Renukaradhya
Denver,CO
Summary
Telecom engineer with 8+ years of experience in device certification, modem system validation, and protocol stack debugging across LTE and 5G NR networks. Expertise in cross-layer analysis (PHY, MAC, RLC, PDCP, RRC, NAS), mobility scenarios, and performance debugging across SA/NSA architectures. Strong experience in certification of NPI devices, DSDS validation, and HMNO enablement.
Overview
8
8
years of professional experience
Work History
Device Certification Engineer (Consultant)
Beacon Hill – Charter Communications (Spectrum Mobile)
Denver, CO
11.2024 - Current
- Performed end-to-end certification and validation of 5G NPI devices for HMNO enablement across multiple OEMs
- Validated DSDS functionality and multi-network behavior across lab and field scenarios
- Executed system-level testing for registration, data connectivity, mobility, and call flows
- Debugged issues using QXDM, QCAT, ELT/NLT(MTK), ShannonDm(LSI) and ADB logs
- Defined and validated KPIs for APM, registration, and mobility scenarios
- Developed lightweight automation workflows
- Performed certification across Apple, Samsung, Google, and Motorola devices
- Gaining experience with Apple Atlas tool
- Collaborated with OEM and network teams for issue resolution
Senior Engineer
Qualcomm Technologies Inc.
Richardson, TX
01.2021 - 09.2024
- Performed end-to-end modem validation and feature integration for 5G NR SA/NSA devices
- Led C-band (n77) 100 MHz and SA carrier aggregation bring-up with AT&T and Ericsson
- Debugged issues across PHY, MAC, RLC, RRC, NAS, and PDCP layers, identifying root causes across UE, RF, and network domains
- Conducted interoperability (IOT) and operator validation testing across AT&T, Dish, and Nokia lab environments
- Analyzed mobility failures, call drops, and data performance issues, improving system reliability
- Developed automation scripts for log analysis, KPI extraction, and debugging workflows
- Supported field testing and real-world validation for flagship Android and FWA devices
Senior Customer Engineer
Artech Information Systems LLC - Qualcomm
Dallas, TX
08.2019 - 01.2021
- Performed modem log analysis for LTE and 5G NR using QXDM, QCAT, and APEX
- Supported operator validation activities, including feature testing and network debugging
- Analyzed UE logs, OTA logs, and RF behavior to diagnose connectivity and performance issues
- Automated debugging workflows to improve efficiency
SQA Analyst I
BTI Solutions Inc. - Samsung
Richardson, TX
08.2018 - 08.2019
- Executed LTE/5G testing and field validation
- Conducted field and mobility testing, identifying and reporting defects.
Education
MS - Electrical Engineering
Texas A&M University
05.2018
BE - Telecommunication Engineering
Vemana Institue of Technology
Bengaluru, India 06.2014
Skills
Wireless Technologies: 5G NR (SA/NSA), LTE, NRDC, VoNR, VoLTE, CBRS, Carrier Aggregation
Protocol Stack: PHY, MAC, RLC, PDCP, RRC, NAS
Tools: QXDM, QCAT, QPST, QFIL, APEX, XCAL, XCAP, ELT/NLT, Shannon DM, Accuver
Automation: Python, Bash, Shell scripting
Publications & Awards
IEEE Paper on signal reconstruction, Graduate Scholarship – Texas A&M University
Timeline
Device Certification Engineer (Consultant)
Beacon Hill – Charter Communications (Spectrum Mobile)
11.2024 - Current
Senior Engineer
Qualcomm Technologies Inc.
01.2021 - 09.2024
Senior Customer Engineer
Artech Information Systems LLC - Qualcomm
08.2019 - 01.2021
SQA Analyst I
BTI Solutions Inc. - Samsung
08.2018 - 08.2019
MS - Electrical Engineering
Texas A&M University
BE - Telecommunication Engineering
Vemana Institue of Technology