Ashutosh Verma

About Ashutosh Verma

14+ years’ experience in Wireless testing domain, 4G, 5G, O-RAN End-to-End Protocol stack testing, Verification & Validation, KPI measurement, RF signaling parameters & Features testing. Holds Practical experiences in testing UE Modem & eNodeB/gNodeB of 4G LTE, 5G NR & 5G O-RANWireless UE modem: 4G LTEWireless Network eNodeB/gNodeB modem: 4G-LTE, 5G-NR, O-RAN (mainly Fronthaul CUS Plane, Functional split 7.2x, DU Conformance)• Agile Practitioner, Design Thinking expertise.• Certification achieved in 5G Advanced & 5G O-RAN Online training from 5GWorldPro.com• Experienced in Lab setup & bring up of 4G, 5G, O-RAN RATs, Carrier Aggregation & Protocol stack configurations based on test scenario.• Expert in replicating field issues in lab, analyze it, root cause finding & resolving.• Well familiar with 3GPP specifications (LTE & NR Air Interface, PHY, MAC, RLC, RRC, PDCP and NAS layer) – R15 & R16 • Expert in 4G LTE/LTE-A, 5G NR, O-RAN (Split 7.2x) protocol stack testing, system log/trace analysis, defect/bug debugging, E2E system testing & KPI performance.• Experienced in functional, feature, performance, regression, and sanity testing with various fading profiles/channels.• Experienced in operating R&S CMX500, CMW500 standalone & flex network simulator setup in Callbox and MLAPI test environment, also experienced on E2010S Spirent Network simulator.• Experienced in developing Automation Framework for KPI Analysis in Python & VBA Excel programming language >> post processing of test results logs into excel/spreadsheet format for easy & feasible KPI metrics analysis as per table defined in O-RAN test specification.• Experienced in writing test script and testing with Viavi TM500/E500 4G/5G UE Simulator (mostly E500 GUI mode), less exposed to CLI mode (MUE-EXT mode)• Bit Experienced on Viavi CU-BT & CU-Sim testing.• As a Project Technical Lead, handling team of 5-6 Engineers, delivering milestones & quality to the Project, keeping track on project, Sprint planning.• Distribution of tasks among team members, keep balancing of workload in team, keep freedom of learning, coordination with team, tracking of work progress, compilation of project progress status.• Coordinates with SW, FW & RF team based on Bug found during Product Testing, worked closely with them, worked with various XFT (Cross-Functional) teams.• Exposed to the Senior management for giving presentations on Product line Progress, tracking, Internal/External defects ticket tracking & severity, Impact, Ensuring Quality of the Product to the customers.

Experience

1. 5g Nr System Verification Engineer Automation Developer

   Tata Consultancy Services

   Mar 2021 — Present · Bengaluru, IN

   WG4 O-RAN Interoperability >> Fronthaul (O-RU & O-DU) Interface testing & validation - C/U/S Plane• TIFG E2E >> Test case Implementation & execution, mainly chapter 5-8 (Features, Performance, Services, Load & Stress)• Including Stationary, mobility & fading scenarios, inter-RAT, Intra-RAT, various traffic loads – ViNR, VoNR, Web Browsing etc.• WG5 >> DU Conformance – Control & User Plane with real O-DU (Capgemini)• Compression mode – NULL (16 bits), BFP (8,9,12 & 14 bits), PRACH various compression & format tests.• Capgemini O-DU configurations – RACH, Compression, Bandwidth, NRB etc.(basically Cell Configuration Parameters)• Wireshark logs analysis of C-Plane, U-Plane, PRACH packets => Call Procedure & Verification over Fronthaul (O-FH) interface + Verification of data compression (NULL & BFP) as per TC requirement >> Section Type 1 & 3 (DL/UL, PRACH channel IQ data format)• F1 & Xn Interface Interoperability tests Implementation & Execution on E500 & CU-Simulator with Real O-DU (Capgemini)• WG11 >> O-RAN Security Tests, Chapter 24: SCAS (Security Assurance Specification)=> 3GPP TS 33.511• Test Campaign/Test Suite development over E500, Test Case implementation & Configuration, Execution, test report generation, test results & KPI analysis, Verification of Call Flow & test Configurations (System & Protocol logs on E500 GUI) & Validation of Test for compliance with expected results in 3GPP spec.• TC campaign execution with Daily & Weekly SW Engineering Test builds >> weekly test case execution to cover entire Test Scope • Comparison & Benchmarking of Software builds, Delta Performance analysis to find degrade between builds effecting Tput KPIs & other Control plane KPIs – RRC & NAS• Finalization of Release build for end customer >> Best (Golden) build to cover customer required test scope & to meet test results.

Education

• AJAY KUMAR GARG ENGINEERING COLLEGE, GHAZIABAD

  Bachelor of Technology (B.Tech), Computer Science

  2006 — 2010

Skills

• Radio Frequency (Rf)
• C
• Signal Processing
• Embedded Linux
• Linux
• Signal Generators
• Cvs
• Rf
• Agilent N5182a Signal Generator
• Spectrum Analyzer
• Matlab
• Embedded Systems
• Oscilloscope
• Mxg
• Python
• Radio
• Agilent 8960
• Amcs