Lalit Gupta

Delivered end-to-end Telecom VAS solutions, collaborating with product owners, project managers, and delivery teams to translate requirements into executable technical deliverables. Led L1 & L2 operations and engineering support for SMSC, USSD, SDP, RBT, and vAAA platforms, ensuring service stability and reliability. Managed Linux-based production systems, maintaining 99.99% service availability under strict SLA and MTTR commitments. Executed incident, change, and problem management activities aligned with ITIL processes, including detailed root cause analysis (RCA). Supported cloud and virtualized environments using AWS (fundamentals), VMware, and Huawei FusionSphere. Utilized Docker for application containerization and Kubernetes (working knowledge) for orchestration to improve deployment efficiency. Applied basic Python and Shell scripting for operational automation, log analysis, health checks, and job scheduling. Integrated VAS platforms with telecom core network elements using SMPP and Diameter protocols. Executed platform upgrades, migrations, and DR activities with minimal or zero customer impact. Worked closely with multi-vendor teams and telecom operators to support new service rollouts and integrations.

Provided L1 & L2 engineering support for Telecom VAS platforms including SMSC, USSD, SDP, and RBT, ensuring service continuity and performance. Performed configuration, deployment, and testing of telecom applications during new installations, upgrades, and feature rollouts. Monitored Linux-based systems and resolved production incidents within defined SLA and MTTR targets. Supported day-to-day operations including alarms, logs, and service performance monitoring. Worked on integration and troubleshooting of VAS applications with telecom network elements using SMPP, Diameter, TCP/IP, and UDP. Assisted in change implementation, service restarts, and platform patching under controlled change management processes. Participated in root cause analysis (RCA) and post-incident reviews to improve system stability. Coordinated with NOC, field teams, and vendors to resolve customer-impacting issues. Supported DR drills and system validations under senior engineer guidance.

Handled end-to-end Operations & Maintenance (O&M) activities for telecom VAS platforms in live operator environments. Gained hands-on experience with VAS products, particularly Location-Based Services (LBS) for operators such as Airtel, IDEA, and BSNL. Provided backend solutions and troubleshooting for customer complaints related to LBS services, ensuring timely resolution. Tracked project activities and milestones to ensure on-time delivery and adherence to project timelines. Escalated issues to appropriate internal and external support teams and managed cases to closure within defined SLA. Ensured 99.99% uptime for VAS products through proactive monitoring and rapid incident resolution. Demonstrated strong working knowledge of Linux, including system monitoring, log analysis, and basic troubleshooting. Handled network emergencies and critical incidents, ensuring minimal service impact and quick restoration. Provided Level 1 support for Telenity VAS products, including initial fault analysis and coordination with higher support levels.

Worked on VAS products including cRBT and MCA, supporting live operator services. Handled Level 1 support queries, performing initial fault analysis and timely issue resolution. Executed preventive maintenance activities as per defined schedules to ensure system stability and service continuity. Utilized MS Excel effectively for operational analysis, reporting, and tracking. Prepared and maintained daily operational trackers, including fault reports, outage reports, and MAPA, for management and audit purposes. Ensured quality audits were conducted as per process requirements and addressed audit observations. Analyzed audit punch points and implemented corrective actions to ensure closure and compliance. Ensured adherence to Quality Management System (QMS) procedures and operational guidelines. Worked with WinFiol and Citrix tools, along with Bharti Airtel internal MS-based applications, to support VAS operations.

Performed installation and commissioning of Nokia Flexi and Ultra BTS equipment. Configured HOP (FIFA & FIU) and ensured proper cross-connections as per design specifications. Executed installation and alignment of microwave antennas to meet link quality requirements. Conducted site checks and cleared punch points, ensuring readiness for customer acceptance. Supported site handover activities, delivering completed sites to customers with proper documentation.