VIDYASAGAR P M
Summary
- RAN Engineer with 4+ years of experience, moving up from intern to Senior RAN Engineer at Parallel Wireless.
- Strong all-rounder with expertise spanning protocols, platforms, and automation.
- Good understanding from hardware level to last-mile site deployment.
- Strong in 3GPP protocols and testing L1, L2, and L3 network features.
- Good at building internal tools like StatsZilla and Stability Launcher to handle live diagnostics and overnight testing.
- Skilled in automation using Python, Robot Framework, and PyTest.
- Deep knowledge of server setups, platforms (EKS-A, Kubernetes, SUSE), and network routing (IPsec, VLANs).
- Using AI tools and agents to automate messy log parsing and find the root cause of issues.
Overview
5
5
years of professional experience
Work History
Senior RAN Engineer
Parallel Wireless
Bengaluru
04.2026 - Current
- Developed StatsZilla (QA RADAR internal tool) to capture counters and log live KPIs.
- Built it with modular L1, L2, and L3 divisions, an embedded automatic RCA engine, and a dynamic KPI-dropping call flow generator for any picked RNTI.
- Used a Local DB validator tool to check node-level consistency.
- Handled full server configurations to set up live operational sites, managing IPsec, VLANs, and Trunk ports.
RAN Engineer II
Parallel Wireless
Bengaluru
04.2024 - 03.2026
- Developed Stability Launcher, an organization-level tool that runs stability tests end-to-end. It checks if the device is alive, validates BIOS, runs overnight testing, catches crashes with GDB backtrace, and sends results to Teams or email.
- Handled feature testing for MMSE-IRC and TM4 receiver architectures.
- Created an Amarisoft dynamic configuration tool and handled upgrade automation call flows.
- Automated network features using PyTest.
RAN Engineer I
Parallel Wireless
Bengaluru
01.2022 - 03.2024
- Handled manual execution and automated test scenarios for Handover (HO), Inter-RAT HO, and Carrier Aggregation (CA).
- Automated around 200 test cases.
- Worked across multiple platforms including EKS-A, Linux, and Kubernetes (K8s).
- Contributed to the core Robot Framework infrastructure development.
- Tested RAN Intelligent Controller (RIC) features like Traffic Steering and Sleeping Cell.
RAN Intern
Parallel Wireless
Bengaluru
06.2021 - 12.2021
- Improved test infrastructure library by integrating new tools and processes.
- Automated 50+ test cases for features including CSFB, Handover (HO), and Public Warning System (PWS), improving testing efficiency.
Education
Bachelor of Engineering (B.E.) - Electronics and Communication Engineering
Maharaja Institute of Technology Mysore
Mysore, Karnataka, India.08-2021
Skills
PROGRAMMING LANGUAGES / FRAMEWORKS
- PYTHON
- Robot Framework
- PyTest
- Agentic AI & Agent Orchestration (Crew frameworks)
- AI Engineering Tools: Claude, GitHub Copilot
CORE COMPETENCY
- 4G/LTE & 5G NSA
- RRC / MAC / RLC / PDCP
- S1AP / LTE_RRC
- O-RAN
- RAN Features: Carrier Aggregation (CA), TM4, MMSE-IRC, MMSE-MRC, CSFB, IRAT HO, DTME HO, TTI Bundling, MLB, PWS, Paging Priority, Traffic Steering, Sleeping Cell
TOOLS / SIMULATORS PROFICIENCY
- WIRESHARK
- AMARISOFT (Amarisoft UE Simulator, Amarisoft Core)
- QXDM / QCAT
- Azimuth Channel Simulator
- Core Networks: BlueArcus Core, QCore
PLATFORMS & NETWORK CONFIGURATION
- Platforms: Kubernetes (K8s), EKS-A, SUSE, Linux, SuperMicro, AMD, Sapphire Rapids
- Network Setup: IPsec & Non-IPsec, VLAN, Trunk ports handling, live site server configuration
Current Designation
Senior RAN Engineer — QA, Automation, & Protocol Testing
Affiliations
- Volunteer tutor for higher primary school students in an NGO.
Accomplishments
- Received the “Feather in Cap” award for three consecutive years.
- Won 6 “STAR Awards” over 4 years.
- Awarded 'Spark' twice.
Languages
English
Proficient (C2)
C2
Kannada
Native
Native
Hindi
Proficient (C2)
C2
Hobbies and Interests
- Trekking
- Dancing
- Farming
Timeline
Senior RAN Engineer
Parallel Wireless
04.2026 - Current
RAN Engineer II
Parallel Wireless
04.2024 - 03.2026
RAN Engineer I
Parallel Wireless
01.2022 - 03.2024
RAN Intern
Parallel Wireless
06.2021 - 12.2021
Bachelor of Engineering (B.E.) - Electronics and Communication Engineering
Maharaja Institute of Technology Mysore