Vikas Baliyan

Experience

• 

  Ericsson India Pvt Ltd. (GTL Limited)

  Jan 2011 - Dec 2011

  Sr RF Engineer

  KPI Analysis, 3G Rollout Project, Interaction with customer

• 

  Ericsson India Global Services Pvt Ltd

  Dec 2011 - Mar 2014

  To Support Orange Botswana. Performance Optimization Engineer.• Responsible for monitoring and optimization of 19 KPI of the network like DCR_Voice, DCR_Video HS Minute per Drop, Eul_Min_per_Drop, CSSR_Speech etc. • Regularly monitors and maintenance of 3G KPIs to ensure optimum performance in terms of accessibility, retain ability and mobility.• Perform pre-activation checks and find out the parameter discrepancies and correct them as per default configuration.• Start tuning on newly integrated Node’s and monitor performance for 3 days, act immediately in case of any major alarm/Hardware issue or any other reason causing degradation in cell performance.• Optimize the network on given KPI’s.• Responsible for testing the radio performance for the newly integrated sites.• Proposing of capacity and coverage Sites to Overcome Coverage Patches & filling Capacity areas. Auditing of New Sites and Verifying Hardware, Tilt, Antenna height and Orientation, according to the Planning Database.• Regularly endorse critical alarms to Operations and Maintenance group for proper handling/ troubleshooting.• Reconciles 3G and 2G parameters to provide smooth interoperability for traffic biasing and better handover process. • Perform RF network tuning and enhance the soft and IRAT handover performance. Show less

  • Senior Network Engineer

    Sept 2013 - Mar 2014

  • Sr. Engineer

    Dec 2011 - Sept 2013
• 

  Ericsson India Global Services Pvt Lts.

  Apr 2014 - Oct 2015

   HSPA+(42 Mbps) 2 carrier & 3rd carrier implementation and parameter optimization.. 2nd & 3rd carrier implementation and maintain KPIs and parameter tuning. Network Level Parameter tuning and Optimization to improve the performance. New Feature suggestion and implementation according to network version and requirement like- Capacity, coverage and to enhance the network performance. L1, L2 & L3 parameter optimization to improve the network performance. Node B, RNC and system level parameter tuning to improve KPI(T313, dchRcLostT, dlRlcBufUpswitch, downswitchTimerThreshold, inactivityTimer, ulRlcBufUpswitch, releaseconnoffset, MINPWRMAX change, PO2 & PO3 To reduce R99 power setting has been generalized, transmissiontargeterror, UlinitSirTarget, gsmamountproprepeat, fachMeasOccaCycLenCoeff. HO parameter optimization, LBHO, IFHO, Direct retry, Ho type. Parameter Tuning at RNC & Node B and system Level to Improve KPI & N/W Performance. KPI report Analysis, to find out Speech, Video, HSPA, CS, PS RAB and RRC Drop& Failure. Make the necessary change to improve the PS, CS HO (IRAT). Daily Network performance analysis using Key Performance Indices(KPI) and daily OMC REPORTS Hands on experience in NOMINAL/COVERAGE, CAPACITY, ILSA FREQUENCY PLANNING and NEIGHBOR PLANNING  Able to maintain the whole network as per Customer requirement from RF Side Show less To Support TiGO Ghana. Performance Optimization Engineer.• SSV report acceptance and ATP acceptance.• Responsible for monitoring and optimization of KPI of the network like DCR_Voice, DCR_Video HS Minute per Drop, Eul_Min_per_Drop, CSSR_Speech etc. • Regularly monitors and maintenance of 3G KPIs to ensure optimum performance in terms of accessibility, retain ability and mobility.• Perform pre-activation checks and find out the parameter discrepancies and correct them as per default configuration.• Start tuning on newly integrated Node’s and monitor performance for 3 days, act immediately in case of any major alarm/Hardware issue or any other reason causing degradation in cell performance.• Optimize the network on given KPI’s.• Responsible for testing the radio performance for the newly integrated sites.• Proposing of capacity and coverage Sites to Overcome Coverage Patches & filling Capacity areas. Auditing of New Sites and Verifying Hardware, Tilt, Antenna height and Orientation, according to the Planning Database.• Regularly endorse critical alarms to Operations and Maintenance group for proper handling/ troubleshooting.• Reconciles 3G and 2G parameters to provide smooth interoperability for traffic biasing and better handover process. • Perform RF network tuning and enhance the soft and IRAT handover performance. Show less

  • RF Optimization Engineer- Team Lead

    Apr 2015 - Oct 2015

  • SME- Optimization

    Nov 2014 - Apr 2015

  • Senior Engineer

    Apr 2014 - Nov 2014
• 

  Ericsoon India Global Services Pvt Ltd

  Oct 2015 - Sept 2017

  RF Optimization Engineer-Team Lead

  LTE:- LTE Parameter tuning like A3Offset, scheduling Strategy, cellReselectionPriority, crsGain LTE New Feature Implementation and trial. LTE Capacity Analysis (PRB & CCE Utilization). LTE Parameter recommendation and changes. CSFB Analysis and parameter tuning. LTE Daily KPI analysis and degradation. Performance and Network Optimization Radio – In-depth knowledge of counters, Parameters and KPI formulation of Ericsson system, proficient in Network level & Site level optimization for Coverage, Qos and Capacity. Parameter Audit, UL Noise, PCI confusion and collision analysis and Neighbour audit. RF KPI optimization including physical and parametric optimization of Ericsson System. Optimization by identifying potentially week area on the basis of CINR, handover failure, call drops, RSRP, low throughput and optimize that area by recommending tilt, orientation, dump analysis, checking handover parameters and definition Setup & perform LTE test using different measurement tools & LTE terminals. Knowledge and practice of OSS, LRAN tools, Performance Management, Fault Management, Radio Access Configuration tools, and Competent in LRAN Optimization, Capacity management with strong analytical skills. Lead day-to-day network performance issues/discussions internally with the team as well with the customer. Handle day-to-day end user issues related network coverage, quality and provide solution to resolve it.WCDMA:- NW performance optimization. New Feature Trail implementation and Audit. Flow of user and secure voice implementation. 2nd, 3rd & 4th carrier optimization for HS & EUL.  Traffic Balancing among 1st, 2nd, 3rd & 4th carrier. Vertical & Horizontal Traffic balancing New Feature implementation and trial. Network level parameter optimization Node B, RNC and system level parameter tuning to improve KPI Show less

• 

  Nokia

  Sept 2017 - Jan 2019

  Specialist
• 

  NOKIA SOLUTIONS AND NETWORKS AB

  Jan 2019 - Sept 2021

  SME -Team Lead
• 

  Nokia

  Aug 2021 - now

  SME

  LTE:- LTE carrier addition, LMS tuning and Kpis improvements.New feature trial, assessment and conclusion.LTE Parameter tuning like A3Offset, scheduling Strategy, cellReselectionPriority, crsGain LTE New Feature Implementation and trial. LTE Capacity Analysis (PRB & CCE Utilization).WCDMA:- NW performance optimization. New Feature Trail implementation and Audit. Flow of user and secure voice implementation. 2nd, 3rd & 4th carrier optimization for HS & EUL.  Traffic Balancing among 1st, 2nd, 3rd & 4th carrier. Vertical & Horizontal Traffic balancing New Feature implementation and trial. Network level parameter optimization Node B, RNC and system level parameter tuning to improve KPI Show less