Dmitriy Kudryavcev Email & Phone Number

Saint Petersburg, Ru

ORAN, QA

Russia

• Rollout 10+ LTE s/w Releases for 4500 eNB|21500 Cells and EMS (NBIoT, VoLTE, RanSharing )• PS Core, RAN with EMS setup and upgrade. Migration NEs from 1+1 to N+1 EMS DB and new storage;• Conducted 5G (SA) trial: Core + RAN setup, drive tests, benchmarking; Mass MIMO 32x32, mm waves• Led 5G PR event re demo use cases; • Support of SingeRAN ATP; 1-year live demo, LLD/HLD• Implemented IPsec/PKI for MORAN : HLD/LLD, applied in commercial • 1588v2 clock trial and deployment• Developed s/w tools: network interactive geo-map • automation of daily network KPI calculation per eNB per region • alarm analysis and visualisation : CentOS, bash, SQL, Python, Node.js, javaScript, leafletjs.com, ElasticSearch, Kibana, Fluentd and etc OpenSource software• Designed L2/L3 environment in RF lab and setup : DU nodes | OSS | PS Core | HSS | GPS | 1588v2, L2VPN, DHCP, IPsec, PKI, MPTCP, DotHill, Dell, Cisco, OPTis/XCal etc• Network Troubleshooting and preventive eliminated issues on KPI analysis

Saint Petersburg, Russian Federation

• Delivered L2 tech support, 24/7, WiMax (RAS/ACR). Customer: Yota• Performed benchmark drive tests, debugged SW;• KPI/Event/Alarm based troubleshooting• Set up EPC/HSS+RAN and conducted IO tests in Yota lab; performed the same duties in MegaFon RAN R&D;

• Maintained PS Core (Nokia) equipment; designed its scaling strategy• Configured essential services for corporate clients: APN, DNS, routing, firewall (Check Point)• Integrated new services into PS Core; drafted dual-homing HLD/LLD with load balancing and geo-redundancy:1. Online Traffic Changing Platform based on DPI (Huawei+F5) • Approved the Order • Developed and approved L2/L3 network design taking into account services and routing (OSPF) • Applied integration with existing IP Core network via following interfaces and protocols: radius (AAA), diameter (PCRF), smpp (SMSC), DNS, GGSN/SGSN • Launched into commerce : DPI all Gi traffic of NW region2. Traffic Optimization platform at transport level (fork tcp ) and also Application (byte) level. Software based solution. The same scope of activities done.

• Contributed to 2.5G greenfield network roll-out; maintained and operated the network; • Performed Radio planning. • Developed and deployed value added services notification SW (RedHat OS, Bash, Perl, kannel.org);