Sahana Warad

Experience

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  Ericsson INDIA Pvt Ltd

  Aug 2007 - Feb 2012

  Support Engineer

  Responsibilites:Responsible for Ericsson's Systems Integration Planning, delivery, Testing and support. The position involves Supporting and Trouble Shooting of live Networks for the key operators of India like Aircel, Bharti, BSNL, Vodafone, Idea, TATA and VSNL.Specialized in Ericsson AXE MSC, HLR.Attending customer meetings and capturing new requirements and addressing their day-to-day issues.Handling system related emergencies and coordinating with design & second line support for system related issuesProviding online support and helping in Troubleshooting and fixing issuesResponsible for handling Technical Customer queries and 24X7 Emergency Handling at EricssonRegular Monitoring of the Network and Updating of the Nodes with recent Software levels.Conducting Training and Knowledge sharing sessions with customer to share problem solving skills and daily operation and maintenance techniques and provide onsite assistance for solving critical problems.Good hands on experience of AXE architecture & operations.Troubleshooting of AXE 2G & 3G network including hardware and software faultsHigh competence in Ericsson R10, R11 and R12 for all nodes (MSC-S, MSC/VLR, HLR, BSC, STP).Software (ACA, IPA) package loadingExperience in Signaling protocols: ISUP, MAP, SCCP, INAP, SIGTRANConfiguration and Testing of Signaling Links in live environment.Projects Undertaken:Development of CDR (Call Data Record) Decoder tool using C programming. This tool will correct corruption in Date, Time, add missing Tags, remove unwanted Tags, and Pad Zeros in CDRs.Completed Acceptance Testing (AT) of BSNL wire-line upgrade Project.Completed APZ212 40 to APZ 212 50 swaps for all the nodes in South India CircleHave done R12.1 to R13.0 upgrades for Idea and Aircel NetworksTesting & Commissioning of New MSC in TATA Ambala. Show less

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  Ericsson Singapore Telecommunications Pte

  Dec 2012 - May 2019

  Technical Lead

   First line support professional for Singtel core network. Responsible for Ericsson's Systems Integration Planning, delivery, Testing and support.  Specialized in Ericsson AXE MSS, HLR, MGW, HSS, Blade Cluster, SSG. Extracting weekly statistics from all the nodes and checking any discrepancies in the stats as a part of Proactive Support for ex: Stats for processor load, paging success rate, Authentication rate, RNC stat, BSC stat, License limit testing. Hardware fault detection and correction with hardware replacement in live network. Attending monthly customer meetings and capturing new requirements and addressing their day-to-day issues. Handling system related emergencies and coordinating with design & second line support for system related issues Regular monitoring of the Network and Updating of the Nodes with recent Software levels. Conducting Training and Knowledge sharing sessions with customer to share problem solving skills and daily operation and maintenance techniques and provide onsite assistance for solving critical problems. Identifying sales option for customer, which helps in generating revenue for EricssonProjects Undertaken: HSS Geo Redundant Design and deployment.  Acceptance Testing of HSS Geo Redundant configuration.  Completed AGM23 & IAM31 upgrades on all the Singtel core nodes  Testing & Commissioning of New HSS for SingTel. Involved in live HSS integration with new Converged OSS. Involved in Minimum Bit rate Project as a HLR resource. End to End Deployment of Supplementary Services Synchronization Gateway (SSG) for IMS Show less

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  Ericsson

  Jun 2019 - now

  Program Management Role: Ericsson Customer Support Team LeadershipLeading the Ericsson Customer Support team across all critical domains, including 4G/5G Core, IMS, RAN, OSS/BSS, and NFVI for Singtel, StarHub & M1.Team Leadership:Managing a cross-functional team of Service Delivery Managers, Customer Technical Managers, Solution Architects, and Support Engineers to ensure high-quality, end-to-end support for customers.Operational Excellence:Overseeing daily operations and ensuring SLAs and KPIs are consistently met. Proactively identifying risks and implementing mitigation strategies to minimize customer impact.Customer Engagement:Acting as the key liaison between customers and Ericsson’s support organization to foster strong, trusted partnerships. Ensuring customer satisfaction and driving continuous improvements in service delivery. Show less

  • Program Manager-Support

    Jan 2023 - now

  • Service Delivery Manager

    Jun 2019 - now