Gajanan Pole
Specialist - Packet Core
Pune
Summary
Telecom Professional with 10+ years of comprehensive experience involves Solution Consulting, Troubleshooting, Protocol analysis, Data analyzer, Deployment.
Currently associated with Ericsson India Global Services pvt ltd as a Specialist in E2E team. Good Knowledge of VNF/CNF/VNFM/VIM/NFVO including Ericsson packet core products (vSGSN-MME, vEPG, vSAPC, PCC, PCG, CCPC,vNELS, AAT) and IMS Core products (SBC, CSCF, MTAS, MRF). Good understanding of Open stack, Docker and Kubernetes.
Overview
13
13
years of professional experience
4
4
years of post-secondary education
3
3
Languages
Work History
Specialist
Ericsson India Global Service Pvt.Ltd
Pune
04.2023 - Current
- E2E analysis of service degradations with respect to all domains at network & user level, multi-OEM & identify RCA.
- E2E trace analysis using different tools (Ribbon, Wireshark, EBM Logs).
- Explore new feature to improve customer experience and analyze end to end network during the implementation.
- Developing cross-functional communication and relationship with other domain to ensure close coordination for RCA and Project related issue.
- Perform necessary performance evaluations and system audits to ensure maximum optimization of network system.
- Basic knowledge of 5G NF's, Architecture, Interfaces and Protocols. Sound knowledge of 5G registration and PDU session establishment call flow.
- Knowledge of IMS call flow and node involve in Network. (P-CSCF/I-CSCF/S-CSCF/TAS)
- Analyze end to end aspects of complex KPI degradation.
- Check possibilities of KPI improvement, so can improve customer perceptions.
- Multi OEM: Ericsson, Nokia, Huawei & Cisco (MME/SGSN/GGSN/SAEGW/PCRF)
- Tools: Ribbon, Mycom, U2020, U2000, ePMP.2
Assistant Manager
Avacend Solution Pvt Ltd
Bengaluru
09.2020 - 03.2023
- Handling of MOCN project after merge of Indosat and H3I operator. (On Site Support - Indonesia)
- Handling of 370G and 120G Expansion project. It includes expansion of Hardware, VM for vUSN, vUGW and Modification of LLD for vUSN, vUGW.
- Upgradation of FS, vUSN, vUGW, vCG nodes to latest version.
- Handling of FS Upgradation for Bharti Airtel Project.
- Handled Airtel STP-DRA-MNP Expansion Project.
- Handled Airtel vUSN upgradation Project.MNP Expansion for existing site.
- FS Upgrade, IMS Upgrade, GCS Upgrade, ENS Upgrade, UIM Upgrade.
Deputy Manager
Reliance Jio
Navi Mumbai
07.2017 - 06.2020
- Placed at NHQ Team, I'm responsible for multiple queries /Issues arising in the Network.
- Optimizing network KPIs like Attach success rate (ASR), Throughput, Diameter Success Rate, DNS Success Rate of PAN INDIA.
- Having good experience of end-to-end packet core network by handling regular customer complaints and doing day to day operation.Ensuring 100% service availability of PACO network.
- Troubleshooting of networks issues and provided solution to escalated end-customer's problems. Pre & Post KPI & Error Code Monitoring, Handling and Troubleshooting For Packet Core Nodes- Samsung System SGW & PCRF.
- Co-ordination with NOC, Circle Team, and Vendor Support for prompt resolution of critical issue. Daily Health checkup & analysis of various EPC nodes. SLA & KPI management for EPC. Exposure to Deployment, Integration, Testing, Operation and maintenance, Performance and Optimization of Evolve Packet Core (EPC) Network.
- Handling different issues raised by Provisioning & RA team related to subscriber profile/dump. Coordinating with Project/Care Team for New Node Integration & software Upgrade.
- Hands on experience in Network Operating Center (NOC) and processes. Work on tools like BOE, NG1, IPI, CSM, NBA and HPSM.
Sr. Network Engineer
Tech Mahindra
Pune
02.2016 - 07.2017
- Working in NOC operations as Sr. Network Engineer for Packet Core domain (3G & LTE) for Hutchison 3UK Network.
- Handle all 3G and 4G customer complaints. Coordination with different teams during network outage or any type of network related issues.
- Monitor and analyze for all packet core nodes like SGSN, GGSN, MME, SAE, DNS.Having knowledge on Diameter, GTP-C, GTP-U, Radius protocol, LTE Attach Procedure.
- Incident/Ticket raising with proper process and with proper priority after analysis of any network issue. Perform weekly and monthly analysis of incidents.
- Work on tools like Cacti, SevOne, Netact, 3DS, SDM, Velocent, CSM, Traffica, HPOV, ITSM and TTMS.
- Attend meetings with client to review performance.
- Documentation of job aids and operation manuals for additions/changes/upgrades in the network/tools/process.
Sr. Executive
CBT Infotech Pvt Ltd
Pune
03.2015 - 01.2016
- Working in Vodafone Packet core operation as Senior Executive project consisting of GGSN, PCRF, AAA Server and SIGOS Tool.
- Plan and configuring the IREG testing in SIGOS and manage to execute the plan. Co-ordinate with operators to troubleshoot the issues faced while executing the IREG tests for services like GSM, GPRS, CAMEL, 3G and LTE.
- Manages all risks associated with the IREG testing and takes preventative action to ensure requirements, quality and to achieve timeline.
- Performing LTE testing for Domestic and Roaming Subscribers.
- Basic call flow of LTE End to End attach, working of LTE Protocols - RRC / S1AP / GTP v2/Diameter messages.
- Working function of DRA, MME, P-GW, S-GW, HSS and PCRF, Troubleshooting of Diameter related issue sent by HSS.
Packet Core Engineer
Ericsson
Navi Mumbai
11.2012 - 05.2014
Education
Bachelor of Engineering - Electronics And Telecommunication Engineering
University of Mumbai
Mumbai, India 04.2008 - 04.2012
Skills
GPRS/3G/LTE/5GC
IMS/VoLTE/VoWifi
IOT/M2M
Kubernetes
Linux
Deployment
Cloud computing
Problem Solving
Quality Assurance
Time Management
Creative solutions
Certification
ITIL
CCNA
ETCP-5G Core
BCSS Cloud Fundamental Level
BCSS Cloud Native
BCSS 5G Security
Timeline
Specialist
Ericsson India Global Service Pvt.Ltd
04.2023 - Current
Assistant Manager
Avacend Solution Pvt Ltd
09.2020 - 03.2023
Deputy Manager
Reliance Jio
07.2017 - 06.2020
Sr. Network Engineer
Tech Mahindra
02.2016 - 07.2017
Sr. Executive
CBT Infotech Pvt Ltd
03.2015 - 01.2016
Packet Core Engineer
Ericsson
11.2012 - 05.2014
Bachelor of Engineering - Electronics And Telecommunication Engineering
University of Mumbai
04.2008 - 04.2012