Dasari Satish Kumar Email and Phone Number

• Enterprise solution (Small network 5G and 4G) deployment, integration, implementation, and dimensioning on various aspects through Openstack, NDAC (Nokia digital automation cloud), AWS.• More than 70 Project involved for integration and operation enterprise solution Ex- APMT, Verizon USA, Kyndril, GTL etc• Cluster setup through Kubernetes and OS upgrades• Connecting NDAC cloud server at network through Juniper Router (SRX300) and Nokia IXRE. • Fastpath enabling and Site-to-site VPN creation in network for security and low latency. • Monitor the network through Grafana and Kibana and fetch report from it for analysis.• Auto upgrades through GITOPS Operator (Pull) and by pushing through ArgoCD from Datacenter end.• Good understanding of Architecture & networking of AWS like Instance, VPC, Subnet, Routing table, I Gateway, NAT gateway, EBS, S3, AMI etc.• Taking Care of E2E Nokia private LTE/5G service of US, Europe, and Asia LTE/5G networks and to react and fix instantly in case any customer is having issue. As per the customers’ edge computing requirement there are different set up in NDAC such as Medium with Dell Embedded Box PC 5000, V2 with HPE Edge line EL1000/DL110, Large with Nokia Airframe Open edge Server and Georedundant with HPE/Nokia edge servers.• Working in Linux atmosphere and daily support includes SIM provisioning with the help of NDAC automated GUI portal or CLI. Configure planned APN/DNN in 4G/5G and its IPs.• Check eNB/gNB configuration and connectivity with the help of Nokia BTS Software Manager, Web Element Manager also SSH the nodes according to the demanded troubleshooting.• Check routing and port configuration of different switches such as Juniper SRX 300/345 & EX4600, Nokia IXRe-7250 which is used in NDAC setup.• Check POD status and logs of different customer slices/networks in NDAC with help of kubectl also health check of Virtualized LTE and5G SA/NSA Nokia MCN (Micro Core Network) such as MME/SGW/PGW/HSS/PCRF/AMF etc.

Professional Experience in Fault Management and Configuration Management Nokia BSC (BSC-3i, Flexi &MCBSC), RNC (IPA, MC) and NSN All type of BTS (2G, 3G, 4G) from RAN function. And Basic Knowledge on Ericsson RBS6000, BSCG12, APZ40 and ASR Routers. • GSM: MCBSC,Flexi BSC, BSC3i, BSC2i, TCSM3i, Flexi Multiradio BTS, Flexi EDGE BTS, Transmission equipment’s and Metro hubs.• WCDMA Base Stations: Flexi Multiradio BTS,Flexi Multiradio 10 & Radio Network Controllers (RNC), Multi controller RNC, RNC2600• LTE Base stations: MRBTS&SBTS.Detailed expertise in application, analysis and customization of various Radio Access- Fault Management / Configuration Management tools provided by Nokia Siemens Net Act (CM Editor, CM operation manager, License Manager, SW Manager and Element manager), RNW object Browser (3G), License manager (3G), OMS & Application Launcher, Citrix client, Reflection, TNMS, BTS manager (2g&3g), PUTTY & Win Foil, TANG, Secure CRT application and Ericsson Tools like CNA.

Responsible: For all 15 NSN BSCs of West Bengal (Durgapur/Burdwan/Asansol/Behrampur/Tarekeswar/Kharagpur/Kathi/Haldia/Gangtok/Siliguri/Sonada/Jalpaiguri/Islampur/Malda and RaiganjJob Description:1.Daily Health Checkup2.BSC Fault Clearance3.Backup of all nodes4.Software Compatibility upto BTS level—Check Roadmap with NSN CARE5.Quaterly PM of BSC (protection check/switchover check etc)6.MoP preparation for CRF execution with Fallback procedure7.Critical activity like Migration of BSC8.KPI Improvement9.Capacity augmentation- End to End in coordination with Tx and MSS10.Distributer/VIP Customer Complain handling11.TSG forwarded Customer Complain handling—In coordination with RF Engg at Circle12.Zero Call Analysis and rectification13.Knowledge Sharing and Competence development – Atleast one KM (Knowledge Management) article and One Session to Field Operation Staff (Every Month 1st Week)14.Disaster Recovery plan—In coordination with Planning and Tx Engg at Circle

On Nokia System:-1. Performing of BSC re-homing from one MSC to another MSC.2. GB IP & GB over Frame Relay configuration and capacity modification.3. Pool Shifting & Pool Modification Activities.4. Involved in ET, A-TER addition 5. BTS & BCF Name changes6. Implementation of New frequency plan (SCHEMA) in co-ordination with planning and project section. Performing of BSC re-homing from one SGSN to another SGSN.7. TCSM Pool Change and Signaling Link Modification8. BSC signaling bit rate changes.9. Adding & deleting TCSM (2I&3I) 10. Reconfiguration of NSVCI/BCSU’s as and when required.11. Support for Card additions, cabinet expansion, and cartridge additions in Nokia BSCs.12. New site integrations for Nokia FMR Sites and Packet Abis sites.13. Packet Abis sites Migration remotely from BTS Manger.14. Site migration to other BSC, Site conversion, Exp of sites & deletion of old sites after migration.15. Configuration changes of existing sites for capacity enhancements, EDGE implementations and others. 16. Parameter changes for BSS (BTS &BSC) as required for fine tuning of the network.17. ABIS Reconfiguration, Dap enhancement on BTS manger and BSC 18. Analysis & troubleshooting of BTS alarms related to CM.19. Pseudo Wire ET configuration at BSC/BTS ends On Ericsson System:- 20. Database configurations and migration/reparenting/rehoming activities to be carried out for BTS from one BSC to another BSC.21. 2G Site Migration 22. Creation of data transcript for Neighbor relation definition, EDGE addition etc23. Configuration of sites & trx addition/deletion24. BTS level activities25. GDM/GDDM/GEM Magazine Expansion, RPG3 and RPP and STM card Addition. 26. EDAP Expansion for cells.27. Routine initiation of CP and APG Backup.28. Routine Backup transfer to External Media.29. RPP and STM card Addition. 30. Replacement of Faulty Hardware Modules of BSC’S.

GNSC- GLOBAL NETWORK SOLUTIONS CENTER, NOKIA SIEMENS NETWORKS • GNSC – Fault Management, Remote trouble shooting & trouble management of 2G network (Nokia High cap BSC 3i, TCSM 3i, Flexi, Ultra, Metro BTSs, & Nokia Flexi hopper Metro Hub & FIU microwave Transmission equipments)• GNSC – Configuration changes in BSC, TCSM & BTS (BCSU creation, SS7 links & Transcoder addition, Transcoder trunk circuit creation, Gb link addition, Cell site creation in BSC)• GNSC – BSC CD & Software up gradation & s/w up gradation for BTS & TREs(Software & CD up gradation for Nokia high cap BSC and BTS & transmission equipment, FIU, FIFA, RRI, FIPA s/w up gradation)• GNSC – Preventive Maintenance(Safe copying of current running BSC s/w package & complete health check for all BSC units)• GNSC – BSS O&M and Site down support(Analyzing the issues behind the site down, like Power issues, Transmission issues & reducing the outage time).

Operation & Maintenance Support for Idea network in A.P.Preventive Maintenance of the BTS Sites include, clearing the Alarms, restoring the sites from site downs and increasing the RNA & Preparing the PM reports every month..Installation & Commissioning of Nokia Ultra & Flexi sites.Integrating and Extending all External, Internal alarms of new sites.Performing the Acceptance test for the new sites.E1 Routing from BSC to BTS and Integrating the Sites.BTS and BSC Alarms monitoring and, unwanted alarms canceling from BSC.Work experience in NEC SDH IDU & M/W antenna, commissioning and configuration files up gradation.As the BSS Engineer Customer compliant attending and solving network related problems.Responsibilities included technical support to engineers in respective zones, coordinating with warehouse and Project team for new site roll out as well as Regular O & M activities.To carry out Network modification from time to time like TRX additions, MW hops reconfigurations, up gradation etc.Working and give support 24x7 hours.Co-ordination for the RF optimization of the network and the coverage related issues with the vender and RF Planning Team.Call testing after integration of sites, Migration and Re-homing of BSC.E1 bypassing using RRI, FIU and E1/T1 cards.Alarm and fault monitoring of NOKIA cell sites, NOKIA microwave Hops & SDH network through ECI network management system.Expansion the installation of expanded Equipment, Cascading the site with other BTS sites to save transmission mediaBSS Fault monitoring and taking timely corrective action with minimum down time.Managing several activities during night shift like BSC reparentation, cabinet shifting and power card change in BTS and BSC ET shift to NEC, BG20 & XDM100.