Mikhail Stepanov

Experience

• 

  Saint-Petersburg department of Central Research Institute of Communications

  Aug 2007 - Jan 2010

  Engineer

  - Testing of SIP user equipment (SIP phones, gateways), ADSL CPE, Ethernet L2/L3 and optical (PON) equipment, TR-069 system.- Development of inner enterprise standards and technical requirements to telecommunication equipment.- Analysis and creation of technical reports about technologies such as SIP, Ethernet, DSL, PON, GSM, UMTS etc.

• 

  Netronix Telecom

  May 2010 - Oct 2012

  Engineer / programmer

  - Development, support and promotion of Metro Ethernet and GPON equipment of strategic partners Dasan Networks and Ubiquoss (South Korea).- Creation of test strategy and testing of Metro Ethernet and GPON equipment. Creation of test area in order to emulate access to triple-play (Internet, VoIP, FoIP, IP TV) services.- Creation of technical solutions in accordance with Customer requirements.

• 

  RingCentral

  Oct 2012 - now

  - Update, maintenance, testing and troubleshooting of Hadoop ecosystem based on Cloudera solution which includes services like HDFS, YARN, Keytrustee, Spark, Hive, Impala, Oozie, Flume and so on. Hadoop cluster is kerberized and supports "Data at Rest" encryption.- Update and support of Continuous Integration/Continuous Delivery system based on Jenkins and Gitlab for Hadoop applications.- Debugging of Java/Scala Hadoop applications, hive SQL scripts, pyspark scripts.- Automation of test Hadoop environments deployment.- Configuration of monitoring for Hadoop cluster using Zabbix and custom monitoring system.- Involvement in Vertica cluster maintenance operations. Show less

  • Sr. DataOPS Manager

    Aug 2019 - now

  • Sr. Hadoop DevOPS engineer

    Aug 2015 - Mar 2022

  • Telco Engineer / Sr. Telco Engineer

    Oct 2012 - Aug 2015