Sai Sireesh Motamarri PMP®

Experience

• 

  AT&T

  Jan 2003 - Jul 2004

  RF Engineer

  • Performed GSM optimization activities such as planning and conducting Drive tests and collecting drive test data using TOM, TEMS as per the cluster definition and identifying the potential problems such as dropped calls, handover failures and suggest the optimization team to change the site parameters and also directly interact with the OSS.• Planning for GSM Nokia sites, urban and suburban areas of Connecticut including desktop plan and site selection surveys.• Worked on ACTIX Analyzer and identify problematic cells, call volume, drop rates, RF losses, traffic balancing and congestion relief.• Ensure Optimization process by verifying the results to meet the QoS targets. Show less

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  Reliance Communications

  Nov 2004 - Jul 2007

  RF Engineer

  • Worked on Reliance Communications CDMA network for Hyderabad.• Performed CDMA optimization activities such as planning and conducting drive tests and collecting drive test data using Agilent E6474A, analysis of the drive data has been done using Actix analyzer.• PN planning, coverage and capacity estimates, link budget analysis and site surveys have been done as a part of Network planning. Depending on the capacity needs proposing a new cell site or an outdoor repeater(RF and optical) after reviewing the coverage plots and traffic trends. • Handoff parameter and system performance analysis, Capacity/Handoff/Drop/Block performance review and drive testing have been done as a part of Network optimization.• Defining the neighbor list for upcoming cell sites in FCI and CDHNL.• Optimizing the neighbor list by analyzing the switch performance reports, suggesting and implementing the changes related to RF parameters that are required for optimizing the cell site.• Analyzing the PCMD data for the badly performing sites and providing necessary changes in the translations. Show less

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  Ericsson

  Jul 2007 - Apr 2010

  Senior Engineer - RAN

  • Worked as an NPI Engineer for Ericsson’s AP GSM network. (Client: Bharti Airtel)• Analyzing the drive test data and troubleshoot RF problems such as call blocks, call drops, coverage, quality, co-channel and adjacent channel interference.• Ensure Optimization process by verifying the results from tools like NCS and MRR to meet the QoS targets.• Planning the new sites depending on the coverage and capacity requirements.• Prediction of coverage plots and model tuning using TCPU.• Tracking the high TCH blocking & SD Blocking of the cells and planning the new sites or expansions if necessary after fine tuning the blocking parameters. • Planning the Migration of sites depending on the MSC and BSC utilizations.• Planning the Capacity Redeployment for the traffic balancing.• Preparing AOP after receiving the subscriber growth from the finance team using the traffic growth and mE/Sub.• Preparing the CLP and BOQ quarterly depending on the erlang growth. • Tracking the traffic growth/blocking/utilization weekly - HYD/5DHQ/ROAP wise and district wise.• Tracking the erlang realization against the planned rollout Show less

• 

  Telenor

  Apr 2010 - Dec 2010

  Deputy Manager - RAN

  • Worked on Uninor’s AP GSM Network and responsible for Site planning and network quality (Huawei network).• Planning the new sites depending on the coverage and capacity requirements and also considering the customer complaints.• Planning new BSCs depending on the current BSC utilization trends by considering next phase site planning.• Regular analysis of Network performance reports (KPI). Daily OMCR reports for monitoring the Key Statistics.• Identification of bad performing cells and taking corrective measures to improve KPI of network.• Analyze network performance of Metro city like Hyderabad to meet the set QOS (quality of service) targets.• Designing the critical drive routes in Top 10 towns of AP for quarterly drive tests and analyzing the drive reports.• Carried out the EMF certification activity for all sites in AP.• Also carried out the 50% rollout obligation testing in 10 towns of AP for VTM testing. Show less

• 

  Huawei India

  Jan 2011 - Dec 2012

  Manager - RAN

  • Worked as a Radio Network Planning Lead for Huawei’s 3G/LTE network in Karnataka. (Client: Bharti Airtel)• Responsible from nominal planning till initial optimization of the network.• Performed PSC planning for 3G and PCI planning for LTE using Unet 3.7• Antennae solution planning done for LTE rollout• Rolled out 3G in more than 65 towns in Karnataka including Bangalore and Showcase towns & LTE in Bangalore• Responsible for initial tuning of the network and handover the clusters to MS team.• Carried out all IRAT activities before launch in every town. (Bharti 2G network is of Ericsson)• Responsible for PAC for SCFT and Cluster Optimization.• The 3G network is now running on ICR with other 2 operators. Carried out all activities before launch of ICR and responsible for day to day IRAT HO activities.• Cluster optimization by identifying potentially week areas on the basis of SINR, RSRP, Call drop, Low throughput, Time on LTE.• Manage outsourced vendors and processes, ensuring that operations targets are met and identifying opportunities for growth and improvement Show less

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  Ericsson

  Dec 2012 - now

  • Managing a team of 36 engineers and delivering projects for NDO domain across several regions Asia Pacific, Middle-east and Americas• Understanding the competence requirements for the deliverables & improve the competence among the team to fulfill requirements from niche competence like Small cells, Indoor solutions & WiFi• Creating Proposals for RFPs received from customer including compliance details to the RF services requested along with tool & resource dimensioning• Managing multiple Product Related Services (PRS) projects from inception to completion in a dynamic environment and ensuring that all projects were delivered on-time and within budget• Developed Industrialized Work Packages(IWP) for RAN services• Developed RAN service package for SCAaS (Small Cell As a Service)• Drive end-to-end process design and new system implementation, collaborating with product, engineering, finance and operations teams• Design reporting and perform analyses to drive effective process improvement, eliminate mistakes and provide quick fixes• Transformed the project deliveries from T&M model to IWP model smoothly without affecting the deliveries• Lead Real Future – Thailand project with LTE & WCDMA pre & post launch optimization• LTE & WCDMA KPI performance monitoring, Analysis and troubleshooting using ITK, ENIQ & RNO • Parameter tuning & Neighbour tuning for inter-operability to the legacy networks of the operator(U850, G1800) with Huawei & ZTE networks• Cluster analysis (Drive test & OSS) of LTE & WCDMA• LTE RAN Parameter Consistency checks, Parameter Audits which includes local and global parameters related to coverage and capacity• Responsible for initial tuning of the network and handover the clusters to MS team.• IBS DAS / DOT design including 3D modeling using iBwave tool to fulfill coverage and capacity requirements; Providing final design proposals with BOM & predictions Show less

  • Product Development Leader

    Oct 2022 - now

  • Senior Manager - RAN

    Dec 2012 - Oct 2022