Worked on Telecom charging systems like SDP, AIR, OCC,CCN, VS, ECMS for PAN India Ericsson Circles of Vodafone prepaid India,o health check, backups and Observation of Voice/SMS Recharge traces for IN nodes for the upgradeso take care of system's disk space, swap space, Meta Devices, Hot Spare Disks, CPU Utilization, Voucher Management System and other hardware aspectso Ericsson Multi Mediation new flow updates, Maintenance of CDR flow, CDR push pull from/to various IN Nodes, keep track of CDR Duplication or CDR Losso Prepare PAN India Ericsson IN Dashboard, Root cause analysis of server troubleso Monitor alarms related to all nodes and escalate to concerned team, coordinate with circle and various stakeholders o coordinate in Implementing different method of procedures to overcome system related issues under change management requests, During emergency collecting logs, fail info, TCP DUMP, coordinate with higher level team for in-depth troubleshooting of issues,