Karun Kumar

Experience

• 

  Freelance

  Jun 2001 - Jun 2004

  Freelance
• 

  Nokia

  May 2008 - Apr 2011

  Support Engineer
• 

  Idea Cellular Ltd

  Feb 2011 - Feb 2013

  Sr. Executive Engineer

  OSS, RNC

• 

  Nokia

  Feb 2013 - Sept 2021

  Worked as Technical Leader for Nokia RAN Product security verifications in Nokia R&D (I&V Team).(vulnerability/robustness/Denial of service/Port scanning/Cryptography/TLS/Security hardening testing and new security related features planning, Feature requirement preparation and Test case preparation & execution ) Worked Care Technical Manager in Nokia-Care (Sr-Specialist). Worked on Nokia-cloud solution C& I (NCIR/openstack based data-center) and RAN-4G& 5G (NSA) Care case handling support. Care Engineer/technical-mentor in team. Worked for RAN-3g/4g (ASRNC, mcRNC, IPARNC, SRAN, eNB) care-support and Nokia-Cloud (Airframe/NCIR/CBAM) installation and commissioning.

  • Technical Leader R&D

    Jul 2020 - Sept 2021

  • Care Technical Manager

    Jul 2017 - Jul 2020

  • Specialist

    Feb 2013 - Jun 2017
• 

  Ericsson

  Sept 2021 - now

  Sr. Specialist

  Cloud support profile. Product (Planning, Dimensioning, Problem) Technical support for Openstack based data-center (CEE & RHOSP) , SDN (OpenDaylight based), SDI, Kubernetes based Cluster (ECCD & CNIS) and Openshift