•Root-cause for failure and develop corrective actions: configuration changes as well as developing new operational procedures•Provides support with Market Teams to troubleshoot/resolve complex issues with deployed RF and O-RAN systems•Operations support with virtualized O-RAN systems deployed nation-wide•Working with Samsung, Cisco and Mavenir RAN vendors, Fujitsu RUs and DELL DUs equipment•Engages and escalates issues with vendors when critical/time sensitive support and resolution is required•Works with technical writers/engineers to document final process configurations and MOPs

•Responsible for the execution of pre-defined test procedures under live networks in a mobile or stationary LTE and 5G environment•Performing RF Drive Testing & radio functionality, feature, sanity, automatic and stress testing on various devices•Utilize diagnostic tools AirView, TEMS to capture log files•Reproduce/troubleshoot field issues•Document test result with accuracy and quality, to be ready for submission

•Lab and field-testing, providing test data analysis and generating the reports: Participated 15+ tests and research tasks•Testing of competing equipment supplied by various vendors. Providing a technical conclusion of the possibility of its use on a commercial network: Performed End-to-End testing of 2 LTE MicroBTS vendors and took part in testing of 5G SA BTS•Developing, troubleshooting and upgrading LAB environment for RAN integration and evaluations: - Troubleshooted Nokia OSS, which made it possible to simplify a procedure for testing based on Nokia equipment - Upgraded 20+ network elements including Huawei and Nokia BTS, BSC, RNC, OSS•Analyzing the customer requirements, developing test strategy for features and functionalities, converting customer requirements into test plans and detailed test procedures: Developed testing program for MicroBTS to identify equipment bottlenecks and flaws•Working and communication with vendors and internal engineering teams to resolve issues and design flaws

•Commissioning and integration of base stations, BSC, RNC within SWAP projects: Completed 2000+ base stations, 10+BSC/RNC;•Remote site acceptance by checking of photo reports after construction and installation: Accepted 1000+ base stations;•Team leader and mentoring of a team of engineers on an international project: Trained and prepared 4 engineers for work. They formed a team led by me. 300+ stations were launched by our efforts within two months;•Testing technical solutions before start of significant projects: Launched the first base stations in Russia using IPSec based on Huawei equipment - Moscow Metro, commissioned the system of 30+ base stations to service the Gazprom Arena stadium;•Preparing of a procedure for the implementation of technical solutions within the framework of important and international projects: Developed and debugged a procedure for base stations swap using a split-sector solution in Uzbekistan and a procedure for integration considerable and problematic BTS in Moscow Metro•Monitoring and troubleshooting alarms occurs on customer network