Experience

• 

  XIUS Private Network and IoT Solutions

  • Hyderabad, Telangana, India

  • Solutions Architect

    • Aug 2021 - Jan 2024
    • Hyderabad, Telangana, India

    1)Spearheaded the deployment of a multivendor MVNE platform supporting IMS and 5G NSA[Option 3x] at ATT MEXICO, incorporating HP SS7 stack, SQUIRE STP, and MAVENIR PGW & IMS nodes. 2) Played a pivotal role in the end-to-end setup of the MVNE PLATFORM, overseeing XIUS [HSS, OCS, DRA, PCRF], HP SS7 STACK, SQUIRE STP, and MAVENIR PGW & IMS Nodes for the ATT MEXICO network.3) Conducted comprehensive assessments of server loads and implemented capacity planning measures.4) Supervised the configuration, provisioning, and troubleshooting of networking equipment and devices.5) Monitored network usage and performance, ensuring optimal functionality.6) Planned and executed network upgrades and improvements to enhance overall efficiency.7) Provided training and support to network users, contributing to a proficient user base.8) Authored comprehensive network documentation and procedures to ensure seamless operations and facilitate future maintenance.

• 

  Huawei Technologies India

  • Bangalore Urban, Karnataka, India

  • Back Office Engineer

    • Sep 2020 - Aug 2021
    • Bangalore Urban, Karnataka, India

    Project : Zain - Kuwait project for KPI optimization & Configuration Management of Huawei IMS /CS /EPS core network (9th Sep’20 – 12th Aug'21)1) Active participation in CS/IMS/VoLTE/VoWiFi/EPC Core Network Dimensioning, Traffic Engineering, and optimization.2)Handling diverse Configuration Management tasks within the Core Network.3)Conducting Roaming tests and analyzing results to identify and address issues.4)Performing Vulnerability and Stability testing of the CS/IMS/VoLTE/VoWiFi/EPC network.5) Contribution to 5G NSA core network planning.6) Demonstrated ability to identify and address gaps during product feature acceptance testing.7)Conducting audit activities for nodes to ensure recommended configurations are in place.8) Ensuring network capacity meets future demands through planning and implementing capacity upgrades.9) Authoring problem management reports, detailing the root cause of issues, and proposing preventive changes.10) Ensuring quick and efficient recovery of all nodes in the system from any type of failure

• 

  Huawei Technologies India

  • Bengaluru Area, India

  • Back Office Engineer

    • Apr 2018 - Oct 2018
    • Bengaluru Area, India

    Project : Zain - KSA project for O&M of Huawei IMS /CS /EPS core network (23rd Apr’18 - 30th Oct’18)1) Active participation in CS/IMS/VoLTE/VoWiFi/EPC Core Network Dimensioning, Traffic Engineering, and optimization.2)Handling diverse Configuration Management tasks within the Core Network.3)Conducting Roaming tests and analyzing results to identify and address issues.4)Performing Vulnerability and Stability testing of the CS/IMS/VoLTE/VoWiFi/EPC network.5) Contribution to 5G NSA core network planning.6) Demonstrated ability to identify and address gaps during product feature acceptance testing.7)Conducting audit activities for nodes to ensure recommended configurations are in place.8) Ensuring network capacity meets future demands through planning and implementing capacity upgrades.9) Authoring problem management reports, detailing the root cause of issues, and proposing preventive changes.10) Ensuring quick and efficient recovery of all nodes in the system from any type of failure

• 

  Ericsson India

  • Hyderabad, Telangana, India

  • Specialist Core

    • Feb 2017 - Dec 2017
    • Hyderabad, Telangana, India

    Project: Aircel-AP Managed Services project for O&M of Huawei CS & PS Core nodes1) Established and executed a review and reporting process, enhancing the efficiency of deliverables to the operator.2) Prepared Network Health Check procedures, preventive maintenance schedules, backup schedules, handover forms, and maintained documentation.3) Successfully led and supported the completion of internal (E&Y, CISO, etc.) and external (CMTS, TERM, etc.) network security audits without incurring penalties or major remarks.4) Evaluated daily, weekly, and monthly traffic reports to identify areas for improvement and expansion.5) Implemented security features in all network nodes in compliance with Indian government (DOT) guidelines.6) Demonstrated proficiency in quickly learning and understanding new technologies, effectively communicating complex technical issues to non-experts.7) Integrated new Lawful Interception nodes with CS & PS core, ensuring compatibility and resolving any major or critical issues.

• 

  Aircel Limited

  • Hyderabad, Telangana, India

  • Deputy Manager

    • Oct 2013 - Feb 2017
    • Hyderabad, Telangana, India

    1) Defined sanity test scope, identifying potential showstoppers before the commercial launch of network nodes, resulting in reduced post-service launch outages.2) Identified and resolved defects in nodes, contributing to the successful completion of acceptance tests.3) Analyzed data to evaluate performance and identified areas for improvement.4) Conducted SIM-based Wi-Fi router feature testing, verified test results, assisted and trained team engineers, and communicated results with device vendor development engineers.5) Validated roaming data configurations on MSS, HLR, SGSN (GPRS Node), and intelligent network nodes for both testing and live operators.6) Ensured timely completion of GSM (2G/3G), CAMEL & GPRS testing (IR24, IR32, IR35 & IR50) with all national and international roaming partners.7)Major Activities:• Worked closely with team members to ensure a smooth and successful migration of IN traffic from Ericsson to TELCORDIA.• Led a team in the migration of lawful interception traffic from a VERINT server to a ZEEL server, resulting in a smoother, more efficient workflow.• Installed and commissioned HUAWEI packet core nodes, including Gb, Iu, Gr, Gn, GRx, Gy, Gx & Ga interfaces tests.• Implemented MOBILIUM [Roamware] Solution (GLR, NTR & IRTMS), attracting more in-roamers and generating revenue.

• 

  Orange

  • CONAKRY , GUINEA

  • Core network planning and optimization consultant

    • Mar 2013 - Sep 2013
    • CONAKRY , GUINEA

    1) Successfully executed the migration of 200+ CS & PS traffic nodes from Ericsson to Huawei within the stipulated timeframe.2) Conducted detailed tests for various KPIs post-migration, ensuring compliance with predefined criteria.3) Provided technical input on various new product features for the planning and budgeting of core network equipment investment.4) Made decisions on the best platform for network expansion or upgrading based on current maturity, scalability, long-term costs, vendor support, and alignment with future product roadmap and strategy.5) Conducted software and hardware acceptance tests on all Huawei nodes.6) Led a team of five in implementing automation scripts, extracting specific subscriptions done by customers from HSS subscriber dumps (~10 million), aiding marketing teams in preparing customized packages and generating revenue.7) Carried out calibrations to ensure compliance with company quality standards and customer-specific requirements.

• 

  Aircel Limited

  • Hyderabad Area, India

  • Deputy Manager

    • Sep 2008 - Feb 2013
    • Hyderabad Area, India

    1) Defined sanity test scope, identifying potential showstoppers before the commercial launch of network nodes, resulting in reduced post-service launch outages.2) Identified and resolved defects in nodes, contributing to the successful completion of acceptance tests.3) Analyzed data to evaluate performance and identified areas for improvement.4) Conducted SIM-based Wi-Fi router feature testing, verified test results, assisted and trained team engineers, and communicated results with device vendor development engineers.5) Validated roaming data configurations on MSS, HLR, SGSN (GPRS Node), and intelligent network nodes for both testing and live operators.6) Ensured timely completion of GSM (2G/3G), CAMEL & GPRS testing (IR24, IR32, IR35 & IR50) with all national and international roaming partners.7)Major Activities:• Worked closely with team members to ensure a smooth and successful migration of IN traffic from Ericsson to TELCORDIA.• Led a team in the migration of lawful interception traffic from a VERINT server to a ZEEL server, resulting in a smoother, more efficient workflow.• Installed and commissioned HUAWEI packet core nodes, including Gb, Iu, Gr, Gn, GRx, Gy, Gx & Ga interfaces tests.• Implemented MOBILIUM [Roamware] Solution (GLR, NTR & IRTMS), attracting more in-roamers and generating revenue.

• 

  Idea Cellular Ltd

  • Hyderabad Area, India

  • Asst.Manager for Switch & VAS

    • Feb 2008 - Sep 2008
    • Hyderabad Area, India

    1) Operated and maintained Nokia MSS, MGW, HLR, SGSN, GGSN SMSC, and other vendor Value-add services equipment.2) Investigated and resolved GSM/GPRS roaming issues, ensuring seamless connectivity for subscribers.3) Ensured that all configuration changes adhered to established standards and specifications.4) Collaborated with NSN R&D team, investigating problems and providing valuable information for further fixes5) Verified and responded to revenue assurance queries on circuit and packet switching nodes.6) Supported the Legal team in subscriber location tracing and call tracing activities.7) Coordinated with the marketing team to ensure HLR template accuracy, contributing to effective subscriber management.8)Analyzed past performance data and devised a company-wide improvement strategy, guiding the business through a period of unprecedented growth.

• 

  GTL Limited

  • Mumbai Area, India

  • Sr.Switch Engineer

    • Jun 2006 - Mar 2008
    • Mumbai Area, India

    Project : Reliance Infocomm (DAKC) Managed Services Project for O&M of HUAWEI CDMA Core NODES at Mumbai, India1) Liaised with other field engineering teams to rectify hardware and software faults within the HUAWEI CDMA soft switches & MGW.2) Analyzed and addressed various issues in the SS7/SIGTRAN network related to voice services.3) Investigated and resolved CDR issues by analyzing various CDR records and call flows.4) Took appropriate action in response to alarms, investigated the cause of the alarm, and reset the system.5) Isolated and resolved VLAN-related network issues, ensuring seamless communication within the network infrastructure.

• 

  Reliance Communications

  • Guntur Area, India

  • Switch Engineer

    • Aug 2004 - May 2006
    • Guntur Area, India

    1) Troubleshot complex problems in the LUCENT 5ESS switch, ensuring uninterrupted network performance.2) Implemented modifications in the 5ESS Recent Change view (RCV) data, contributing to system enhancements.3) Scheduled and automated backups using UNIX scripts, minimizing disruptions to system availability.4) Conducted resource planning for new cell site integration, ensuring efficient and effective deployment.5) Troubleshooted and resolved complex hardware, software, and network problems on cell sites, maintaining optimal functionality.6) Analyzed Drive data using tools like ACTIX & MAPINFO and various RF parameters (Ec/Io, Rx, Tx FER) to improve network performance , demonstrating a commitment to continuous improvement.