Tools Used - Ericsson ENM,OSS/Citrix/Win Foil/Netact/Network Element Manager/Secure CRT
Zahir Basha Shaik
Senior RAN Integration and Optimization Engineer
Chennai
Summary
Telecom professional with over 11 years of hands-on experience in Wireless Networks (5G, LTE, WCDMA, GSM), specializing as a RAN Engineer. Proven expertise in end-to-end site integration, KPI monitoring, and performance optimization across 5G-NR, LTE, VoLTE, UMTS, and GSM interfaces. Skilled in troubleshooting complex network issues and ensuring seamless service delivery. Strong working knowledge of next-generation technologies including Cloud RAN (C-RAN), Virtual RAN (vRAN), Open RAN (O-RAN), Kubernetes, NFV, SDN, and Edge Computing—positioning for transition into Telco Cloud and SDN development roles.
Overview
11
11
years of professional experience
4
4
Certifications
4
4
Languages
Work History
Senior Engineer
Tata Communications Transformation Services Ltd,Telefonica - Spain(Ericsson)
Chennai
04.2023 - Current
- Integrations of new sites over RAN Processor -6651,6648 & 6630, 6631 for Macro Sites and RAN Processor 6507 for Small Cell.
- Remote Integration for New techs of LTE and 5G(SA&NSA) for baseband (6651/6648/6507)
- Script Preparation for both Macro and Small Cell Sites.
- Performing all types of Operations in Technology 5G RAN Integration.
- RET Configuration and Troubleshooting.
- End-to-end troubleshooting of existing technologies on-site.
- OSS/ ENM Site Migration of Site In Network Elements/Manager.
Senior Engineer - Ran Integration Engineer
Tata Communications Transformation Services Ltd, Vodafone - UK(Ericsson)
Chennai
04.2023 - Current
- Integrations of new sites over BBU-6651,6648 & 6630, 6631.
- Sector addition on Existing BB 6648,6651&6631.
- 5G(SA&NSA) Integration (6651/6648/6507)
- Troubleshooting for Baseband 6651,6648,6630,6631,5G AIR 3258 and AIR 6488.
- RET Configuration and Troubleshooting.
- End to End integration of existing technologies on site
Sr. Customer Service Executive
Tata Communications Transformation Services Ltd, Rogers Communications
07.2021 - 03.2023
- KPI Monitoring for 5G/LTE/3Gas Per Customer requirement
- Radio Designing for LTE/5G(NSA-SA) according to Customer requirement
- Preparing Civil Sub Report according to Customer requirement
- Performing E911 Validation results.
RF Engineer
Universal Telecom India Pvt Ltd
12.2018 - 05.2021
- Equipment, Handling Field team to Perform Drive Test for 5G, LTE (Tdd, Fdd, Volte, Carrier Aggregation Sites for Both SSV, Cluster Drives
- End to End Support for Radio Optimization Counters and Root Cause Analysis
- Cluster Report preparation Using QGIS and Tems Investigation.
- Optimize the Capacity of Network to meet Traffic Increase
RF Engineer
Eureka Electro Soft Solutions Pvt Ltd, Airtel
04.2018 - 08.2018
- Project details: Nokia(2G,3G&4G)
- Equipment: Ericsson Global services
- Role & Responsibilities:
- Handling Field team to Perform Drive Test for 2G (G900, G1800),3G (U2100, U900),4G(L1800) Sites for Both SSV, Cluster Drive and Analyzing Logs for Poor RF Measurements
- Performing Post Processing Using Actix Analyzer, Map Info Tools for Better Network Improvement.
RF Engineer
Eureka Electro Soft Solutions Pvt Ltd, Airtel
11.2017 - 03.2018
- Project details: RAN Modernization (2G,3G&4G)
- Equipment: Ericsson Global services (2G, 3Gand 4G)
- Role & Responsibilities:
- Preparing SSV Reports Cluster Drive Reports in 2G, 3G, 4G using Actix Analyzer 5.5, Map Info 8.5V
- Analyzing 4G(L1800) Log Files, CSFB delay time, Intra Handover, Irat Handover (4G -3G), PCI Collision, MIMO configurations for EnodeB.MAC Throughput, PDCP Throughput
- Giving Recommendations to Improve Throughput in DL, UL by Performing Physical Optimization
- Analyzing Log Files for 3G (U2100, U900), Handovers, Irat Handover (3G -2G), HSDPA, HSUPA KPI
- Analyzing Log Files for 2G (900, 1800 band),Checking Handovers (Intra, Inter Ping-Pong Handovers), Hopping Frequencies
- Troubleshooting DCR, High TA Sites Depending Upon KPI on Regular Basis.
RF Engineer
Emerald Telecom Infra Pvt Ltd
02.2016 - 09.2017
- Responsible for daily network health monitoring through analysis on KPI reports.
- Consolidate worst performing cells on main KPI's RRC CS/PS success rate, CS/PS droprate, UL & DL throughput analyze the cause of problematic issues and apply extensive optimization techniques with the use of OSS, Drive Test logs/KPI report tool.
- Performing the Circuit Switch Fall Back (CSFB) test to test the delay between the 4G coverage and 2G coverage.
- Performing acceptance tests for new technologies (LTE) in test bed and ensure smooth transition to roll out the project.
- Technical site surveys for macro and micro cells (Site Location, Antenna height, Azimuth, Tilt recommendation). Responsible for KPI monitoring.
- Responsible for analysis of sites (Single Site Verification) of 3G network.
- To find the causes of the call drops, handover failures, poor quality, Pilot Pollution etc.
- Drive test analysis of 3G coverage and quality; handover analysis and missing neighbor analysis (3G-3G, 3G-2G, 2G-3G) using post-processing tool (Actix analyzer).
- Neighbor Audit and Optimization within large geographical area using MCOM, MapInfo and Actix ONE.
- C/I, Interference Reduction (Adjacent & Co-channel Interference).
RF Engineer
Integrated Wireless Solution Pvt. Ltd
05.2014 - 01.2016
- BSNL (3G), Airtel (LTE), Vodafone (2G, 3G), TATA (GSM)
- Equipment: NOKIA, Ericsson and Huawei
- Role & Responsibilities on 3G:
- Technical site surveys for macro and microcells (Site Location, Antenna height, Azimuth, Tilt recommendation)
- Responsible for KPI monitoring
- Responsible for analysis of sites (Single Site Verification) of 3G network
- To find the causes of the call drops, handover failures, poor quality, Pilot Pollution etc.
- Drive test analysis of 3G coverage and quality; handover analysis and missing neighbor analysis (3G-3G, 3G-2G, 2G-3G) using post-processing tool (Actix analyzer)
Education
Electronic and Electrical Engineering
P.V.K.K. Institute of Technology
Intermediate - undefined
Board of Intermediate Education
S.S.C - undefined
Board of Secondary Education
Skills
Completed Certification on 5G for Everyone (ORAN, VRAN, Cloud RAN)
Completed Certification on Telco Cloud (SDN, NFV), Open Stack, Kubernetes
KPI Monitoring/Drive Test Tools Used: ENM, Crammer,Azenqos, Actix Analyzer, Map Info, Genex Probe, Genex Assistant, TEMS Investigation, XCAL, QGIS, TEMS discovery1103
Remote Office Availability
Excellent Communication Skills
undefinedCertification
5G for Everyone - 2022
Software
KPI Monitoring/Drive Test Tools Used: ENM, Crammer Planning Team Net, Actix Analyzer, Map Info, Genex Probe, Genex Assistant, TEMS Investigation, XCAL, QGIS, TEMS discovery1103 Azenqos
Timeline
Senior Engineer
Tata Communications Transformation Services Ltd,Telefonica - Spain(Ericsson)
04.2023 - Current
Senior Engineer - Ran Integration Engineer
Tata Communications Transformation Services Ltd, Vodafone - UK(Ericsson)
04.2023 - Current
Sr. Customer Service Executive
Tata Communications Transformation Services Ltd, Rogers Communications
07.2021 - 03.2023
RF Engineer
Universal Telecom India Pvt Ltd
12.2018 - 05.2021
RF Engineer
Eureka Electro Soft Solutions Pvt Ltd, Airtel
04.2018 - 08.2018
RF Engineer
Eureka Electro Soft Solutions Pvt Ltd, Airtel
11.2017 - 03.2018
RF Engineer
Emerald Telecom Infra Pvt Ltd
02.2016 - 09.2017
RF Engineer
Integrated Wireless Solution Pvt. Ltd
05.2014 - 01.2016
Intermediate - undefined
Board of Intermediate Education
S.S.C - undefined
Board of Secondary Education
Electronic and Electrical Engineering
P.V.K.K. Institute of Technology
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