Nagababu Desina, RF optimization and planning Engineer

Nagababu Desina

RF optimization and planning Engineer

Ericsson Global Indis Pvt ltd

Location
India
Education
Bachelor's degree, Electronics and Communication Engineering
Experience
13 years, 0 Months

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Work Experience

Total years of experience :13 years, 0 Months

RF optimization and planning Engineer at Ericsson Global Indis Pvt ltd
  • India - Chennai
  • My current job since December 2014

WCDMA Cluster Optimization
KPI analysis with NBH (Network Busy Hour) & BBH (Bouncing Busy Hour) reports.
Analyses Pilot pollution, Patches with poor RSCP & Ec/No and provide recommendations for
Physical optimization such as tilt & also Overshooting analysis through PSC Plots.
PSC audit & PSC Conflict analysis.
Good working experience to optimization of single site / cluster optimization in UMTS.
RF Planning like BCCH & BSIC for GSM and PSC for 3G new sites using planning tool.
Optimization using KPI report TA report, TRX quality report, HO report, SD/TCH blocking.
LTE Knowledg.

Engineer at Huawei Telecom India Pvt Ltd
  • India - Chennai
  • January 2014 to December 2014

RF Planning like BCCH & BSIC for GSM and PSC for 3G new sites using planning tool.

Radio optimization, post analysis of drive test plots.
Monitoring the KPI after installation of new site and analyze them.
Neighbor Optimization to improve the HOSR, CDR and reach the target KPI values.
Optimization using KPI report TA report, TRX quality report, HO report, SD/TCH blocking.
Making reports and presentation for SCFT drive with improved KPI and present them to customer for
final sign off.
Handing EMF survey for the new sites.

RF Engineer at ZTE Telecom India Pvt Ltd
  • India - Hyderabad
  • November 2012 to December 2013

Optimizing New & Swapped (2G & 3G) sites to meet the ZTE standard KPI’s and getting them signed off.
Analyzing KPI Reports before and after site Swap from Huawei, Nortel & Motorola to ZTE.
Worst cell optimization, parameter / neighbors audits to improve and meet contractual KPIs
(Accessibility, Retain-ability, Mobility & Service Integrity)
Analysis of signal trace layers to determine KPI failures for accessibility, maintainability, throughput.
To perform CS/PS/HSDPA/HSUPA Post-processing for log files using MapInfo.
Analyzing drop calls, access failures, interference, SHO overhead, HO failure and reporting KPIs
statistics (Layer 3 messages).
Doing site rectifications and acceptances with the customer.
Analyzing CS & PS call drops, 3G to 2G, Poor Coverage, Pilot Pollution in city drive and Optimization
planning.
Analyzing Active Alarm Report daily basis and clearing Alarm with the help of BSS team.
Conducting Cluster drive test after swapped and Radio optimization, post analysis of drive test plots.
3G-3G and 3G-2G neighbor planning and scrambling code planning
Parameter audit and Dump verification
RF Parameters Fine tuning and 3G Neighbors plan definition.
Analyzing Pre and Post drive Data and improving network performance by physical audit
Drive Test Investigation, Root cause analysis

DT Engineer at Nokia Siemens Networks Pvt Ltd
  • India - Hyderabad
  • May 2011 to November 2012

Optimization of worst cell based on Physical parameter changes and soft parameter changes.
Giving Antenna heights & Orientation of New Sites (depending upon clutter).
Customer complaint resolution and Database maintenance. Preparation of required reports on need basis.
Conducting Periodic Cluster drive test. Radio optimization, post analysis of drive test plots.
Neighbor optimization of New Site once the site is declared as On-Air.
Providing appropriate justification to customer in problem areas in cluster and also suggesting for new site plan where RF tuning is not possible.
Optimization of New Sites to avoid the PILOT pollution in 3G Network.
Responsible for testing the radio performance for the newly integrated 3G (WRAN) network.
Recommending changes for Improving KPI’s Based on Drive Test Logs Like Missing Neighbors, Soft Handovers and Network Statistics.
Verifying the network performance after implementing the optimization recommendations.
Checking Co scrambling code issues. Adding missing 3G-3G neighbors and deleting the long neighbors using scanner measurements.2G GSM 900/1800 DRIVE TEST, DATA ANALYSER & FIELD OPTIMIZATION: Physical optimization of existing sites. Finding out the Interference problem & rectify the same.
Planning new BCCH & BSIC for interference sites after conducting drive test using TEMS.
Done the BENCH MARK drive for main cities in Karnataka circle.
Analyzing drive plots and log files of different sites and solving issues to overcome those issues which are collected on log files like poor Rx Level, overshooting, quality patches, interference etc.

Education

Bachelor's degree, Electronics and Communication Engineering
  • at BVCITS
  • June 2011

Completed Bachelor's Degree in Electronics and Communication Engineering with BVCITS(JNTU hydearbad)

Diploma, MPC
  • at Gowthami Jr College
  • April 2006
High school or equivalent, SSC
  • at ZPHS-Katravulapalli
  • March 2004

Specialties & Skills

CAPACITY PLANNING
MAPINFO
MICROSOFT ACCESS
OPTIMIZATION
KPI OPTIMIZATION
ERICCSON TOOLS

Languages

English
Expert
Telugu
Native Speaker
Hindi
Intermediate