BISHNUNARAYAN MALLA

Skills:

• Monitoring and analysis all KPIs like Accessibility, retainability, Mobility, Integrety, Utilisation to resolve all issues.
• Strong understanding Of RF principles, propagation and wireless communication systems.
• Drive test report analysis and optimization.
• All KPI parameter monitoring and analysis.
• New site planning for both capacity and coverage.
• RF plot coverage analysis.
• Traffic balancing.
• Developed and maintained detailed documentation of optimization procedures and result.
• Performed RF planning, optimization and troubleshooting for existing networks.
• Worked closely with field engineers to resolve network issues and improve performance.
• Helps manage networks, Check the network growth, Network performance, Network configuration, Network management, Network visibility, Network customer management, Network fault and performance management etc.
• Tools used:
• Samsung tools
• Nokia Netact.

Description:

• Analyze, troubleshooting and resolve worst cells problem to get the best KPIs improvement.
• Analyze traffic congestion and solve the problem by doing traffic balance.
• Review parameter/configurations and consistency check for new sites.
• Analyze on every KPIs performance (access failures, drop calls, handover failures, PCI collision, throughput and identified areas with high LTE latency and provided the solutions).
• Analyze and troubleshoot GSM, & LTE performance degradation.
• Analyze and resolved swapped sectors issues(antenna, feeder), azimuth/tilt verification.
• Perform troubleshooting, tracing of each problems (HW, capacity, coverage or other issues) and followed up to operation & maintenance personnel of suspected statistical problems.
• Analyze and check active alarms site using and follow up to fiend engineers and analyze and troubleshoot RET issues due to SHO, missing neighbors, overshooting or congestion.
• Implement changes to improve coverage, capacity & quality.
• Data throughput/latency testing.
• Call performance/data performance during both static and mobility.
• Conduct site surveys, drive test and data analysis to identify and resolve RF issues.
• GSM, LTE & VoLTE optimization & KPI improvement.
• Rf network drive test and optimization.
• Troubleshooting of various alarm in live network.
• Analyzing all network parameters like Accessibility (SDCCH blocking, TCH blocking, RRC set up, S1 signaling, ERAB), Retainability (call drop, data drop,), Integrity (Alarm, hardware issue, throughput, voice quality issue, one sided and cracking), Mobility(handover,), Utilization and Energy efficiency, peak data rate, peak spectral efficiency, data rate experienced by user, area traffic capacity, latency etc.
• Experience in Air span, c5x, HFCL UBR.
• Check for UBR link failure, POE, high RSL problem using LSMR login and solve the issue.
• LTE RF Planning/RF Optimization of eNodeB, small cell/WIFI related activities.
• LTE Mobility, Throughput Improvement, optimization in LTE Network.
• On daily basic Identified of worst offender cells like SSSR, X2 HO Fail, degrade throughput & increased mute call rate, site down and Alarm monitoring and customer complains to improvement plan to be shared.
• Follow up new site integration rollout project, expertise in site outage and alarm management of eNodeB, ESC and ODSC and physical audit of the sites ensure to good condition of antenna.
• Proposing ESC, ODSC, Wi-Fi & IBS at important location as per requirement.
• Verifying proper position of small cell based on iB-wave design tool for optimal coverage.
• Follow-up with planning team for 2300, 1800 and 850 band addition for traffic sharing implementation on each eNB site.
• LTE standards parameters are check RSRP, RSRQ, PCI, SINR RSSI.
• Generating RSRP, RSRQ, UL throughput, DL throughput & CINR Coverage prediction plots & Coverage statistics with respect to different categories like %age of the Clutter covered with Different signals (RSRP, RSRQ, CINR, and UL & DL thro) for SCFT & Cluster drive reports.
• Responsible for preparing monthly RF trackers for all monthly planned activities and responsible for successful implementation of the action plan for kpi improvement of network.
• Maintaining complete document and preparing daily report.
• Dealing with customer for all the RF related issues and solving them.
• Data planning of all sites. Maintaining data throughput, data connectivity and minimizing data blocking.
• Scheduling drive test activities for coverage optimization (Level and Quality optimization) to improve the performance of the Network
• Analyzing Neighbor cell audit and planning and optimizing for traffic sharing and smooth handover.
• Responsible for SCFT of new sites, cluster optimization and new site planning for good throughput and coverage.
• Cluster Pre & Post Drive after Optimization.
• Performing Drive tests for Network planning, coverage related problems as well as at Coverage requirement areas, using TEMS Investigation Tool.
• Network-Optimization by drive tests, antenna tilts, antenna orientation changes and tuning the Cell-RF parameters. Drive test data to determine Network problems, poor coverage areas, interference, call drops and handover problems.
• Improving quality by analyzing interference through Drive Test.
• Continuously updating MapInfo and Cell Site Editor.
• check the Network performance and optimize network performance.
• Manage network configuration.
• Handle network growth.
• Analyze tools for managing radio, core, and transport networks.
• Analyze end-to-end visibility and control over networks.
• Analyze the Customer management interfaces.
• Optimize the fault and performance management.

Operation & Maintenance skill:

• Checking the electrical power of BTS.
• Abnormality check in ODC.
• ODC filter check.
• EB check.
• Check whether rectifier working or not.
• MCB connection check.
• Earthling Bus bar check.
• All equipment earthling checks.
• Input Voltage check.
• DC supply check.
• DG fault check.
• Battery check.
• SMPS parameter check.
• Rectifier output power check.
• Check whether all battery connections are tight or not.
• External alarm check.
• Monthly Meter reading.

• A challenging career in wireless communication industry with this company in the field co-ordination optimization engineering where there are opportunities for growth.

Objective:

A challenging career in wireless communication industry with this company in the field co-ordination optimization engineering where there are opportunities for growth

Profile:

Hands-on experience on various RF optimization tools likes Tems data collection, tems route analysis, MapInfo, citrix, actix, xcal etc.

Tools used:

Xcal, Xcap.

Responsibilities:

• Physical RF site verification according to RF site plan pre optimization.
• Weekly report for measure roads, dropped call, blocked call and congestion in the network.
• Carrying bench marking activities for weak coverage areas and new site recommendation.
• Post processing and analysis of the drive test data, checking neighbors and preparation of site acceptance, integration and network performance rules
• collection of live network data using xcal tool and analyzing the performance of their network.
• Analyzing reason for dropped call, blocked call, missing neighbors, polluter, site overshooting and optimizing it.

Responsibilities:

· Post processing of drive test logs to provide solutions.

· Preparing RAN tuning report using TEMS route analysis.

· Co-ordinating field team engineers to solve customer complain, details drive test etc.

· Handling VIP customer complain, new site SSV acceptance, monitoring and capacity expansions

· Weakly reports for measure roads dropped call, blocked call and congestion in the network.

· Carrying benchmarking activities for weak coverage area and new site recommendation, frequency interference resolving.

· Statistical analysis.

Tools used:

Tems investigation 9.0, 10.0, 11.0.

Responsibilities:

• Post processing of drive test logs to provide solutions.
• Preparing RAN tuning report using TEMS route analysis.
• Co-ordinating field team engineers to solve customer complain, details drive test etc.
• Handling VIP customer complain, new site SSV acceptance, monitoring and capacity expansions
• Weakly reports for measure roads dropped call, blocked call and congestion in the network.
• Carrying benchmarking activities for weak coverage area and new site recommendation, frequency interference resolving.
• Statistical analysis.

Responsibilities:

• Good knowledge of confidential TEMS data collection 7.0,8.0.,9.0.,10.0,11, MapInfo, Mcom, etc for drive testing and post processing.
• RF drive test in the cluster, TRAI and post processing and analysis.
• Performed sector functionality and hand off test prior to individual cluster optimization.
• 3G acceptance.
• Test call 3G to 3G (voice and Video)
• Handover test call and drive test soft, softer and hard with help of TEMS INVESTIGATION.
• Video streaming(server), HSDPA testing.
• Excel macros for raw stats manipulation.
• Good knowledge in TEMS route analysis.
• Good functional knowledge of Nokia BTS (ultra, flexi).
• Tools used:
• Tems Investigation.

Responsibilities:

• Deep knowledge of EMF survey that is measurement of building azimuth and distance of the site.
• Line of site survey for microwave link purpose
• RF survey for new site geographical test.