Kiran Kumar
Associate Staff Engineer
Bengaluru
Summary
Results-driven Modem Software Engineer with 5+ years of expertise in 5G NR/LTE PHY layer development and RRC protocol optimization for commercial modems. Proven track record at Samsung and Capgemini in implementing 3GPP standards (Rel-16/17), resolving critical field issues, and delivering high-performance modem solutions.
Overview
8
8
years of professional experience
8
8
years of post-secondary education
2
2
Certifications
Work History
Assosiate Staff Engineer
samsung
11.2021 - Current
- Develop and optimize PHY layer software for commercial 5G NR and LTE modems, ensuring compliance with 3GPP standards
- Troubleshoot and resolve critical field issues including:
System crashes and stability issues
Throughput (Tput) degradation
Call failures and drops
Paging procedure optimization
Connected Mode Discontinuous Reception(CDRX)
System Information (SI) handling - Design and implement innovative algorithms for:
3GPP Release 16/17 features
Vendor-specific modem enhancements - Develop and validate modem functionality through:
PHY simulator test case development
Pre-silicon verification procedures
Protocol conformance testing
Software Developer
Capgemini
09.2017 - 09.2021
- Developed and optimized 3GPP-compliant RRC layer protocols for LTE and UMTS networks, ensuring reliable cellular connectivity
- Troubleshot and resolved complex RRC functionality issues including:
Cell search and selection procedures
Connection establishment and maintenance
Inter-RAT handover between 4G and 3G networks - Enhanced system performance by implementing fixes for RRC connected and idle mode transitions
- Designed and executed comprehensive host tests across all protocol layers
- Led debugging efforts for customer-reported issues and internal verification failures
- Improved code quality through:
Static code analysis
Conditional and functional coverage testing
Test case development for new features - Optimized existing codebase through performance analysis and refactoring
- Developed advanced debugging tools including:
MATLAB-based log analysis and visualization tools
Custom data processing pipelines using D-Tracer Tool
Education
Diploma - Electrical And Electronics Engineering
Bhaskara diploma college
06.2008 - 05.2016
Bachelor of Science - Electrical And Electronics Engineering
Viswanadha Institute of Technology And Management
10th (SSC) - undefined
Arunodaya high school
Skills
- C
- GNU Debugger
- UNIX Internals
- GIT
- Trace 32
- Perforce
Certification
Awarded WOW Award for exceptional contributions to simulator development and testing framework innovation
Timeline
Spot Award for exceptional issue root cause analysis
03-2024
Assosiate Staff Engineer
samsung
11.2021 - Current
Awarded WOW Award for exceptional contributions to simulator development and testing framework innovation
08-2019
Software Developer
Capgemini
09.2017 - 09.2021
Diploma - Electrical And Electronics Engineering
Bhaskara diploma college
06.2008 - 05.2016
Bachelor of Science - Electrical And Electronics Engineering
Viswanadha Institute of Technology And Management
10th (SSC) - undefined
Arunodaya high school
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