SANJAY RAJENDRA GUPTA
Mumbai
Summary
Proven track record of success in mobile network consulting, troubleshooting, planning, design, dimensioning, and performance optimization. Brings wealth of expertise to every project. Ability to prepare and evaluate solution architecture, negotiate contracts and RFIs/RFPs/RFQs. Ensures all aspects of project are handled with precision. Consistently delivers mission-critical projects on time, showcasing dedication to meeting deadlines. Skills in forecasting network and budget needs, supporting business operations, and performing SLA management. Valuable asset to any team.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Senior Manager for Cloud Core Architecture
Accenture Technology
08.2021 - Current
- Driving design and engineering activities for 1&1 AG 4G/5G Mobile Network greenfield project in Germany in an E2E solution context and multivendor environment based on Rakuten Communications Platform (RCP), a fully virtualized, cloud-native telco cloud platform based on microservices containerized architectures
- Leading the discussion of the product features requirements with customer product leads and vendors to ensure the correct materialization of product strategy
- Analysis, review, and delivery of engineering design HLD/LLD (HighLevel Design and Low-Level Design) documents for 4G/5G core network functions
- Planning and dimensioning for all Core activities including traffic model design, preparing signaling & database capacity calculation and data center clustering dimensioning
- Handles complex long-term focused projects involving multiple business groups, evaluating new technological developments, and evolving business requirements
- New products and solution introductions, including different network functions in the Core network
- Drive the design and architecture realization through the implementation of Core network functions for customer projects Building the Lab setup from LTE, 5G-NSA & 5G-SA point of view of 1&1 Drillhill customer in their Environment
- Preparing the Test suites for LTE, 5G-NSA & 5G-SA point of view for 1&1 Drillhill customer from Lab & Pre-production site
- Accountable for K8 Cluster Installation and configuration, CNF LLD Preparation, E2E integration of 5GC NF
- Working on various RFP from the Core, Cloud, Security & Automation point of view
- Working closely with sales team for business growth point of view
- Working on Agile Methodology and confluence
- Working on Test tools like Spirent Landslide
- Also preparing the scripts for various test case from 5G_NSA & SA point of view
- Handling a Team of 6 people from various stream like RAN, CORE & Cloud
Professional Service Engineer
Allot Communication India Pvt Ltd
01.2019 - 08.2021
- Working as Solution Integrator for Allot Product for Service Provider like (RIJO, ACT Broadband Vodafone IDEA, OPTUS, Dhiraagu, Rakuten, Etisalat, Omantel & Bahrain-Batelco) for Allot product Deep Packet inspection
- End to End troubleshooting for Packet core technology which involves RAN, CORE & Application-level testing
- Responsible for handling Various POC from Allot Point of view & working very closely with Engineering & R&D team for the Product
- Deep understanding on Layer 4 to Layer 7 from Mobility point of view
- End to End testing in Mobile Packet Core (MME, SGSN, PGW &GGSN) domain with integration of Allot product in the Network
- Has been involved in Reliance JIO, Optus project for traffic management, analytics reporting platform DPI engine
- Testing for Various L4-L7 Application traffic through DPI engine
- Working Allot Security Products for Home Secure, Network Secure, End Point secure
- Working on Big platform for ETL & Warehouse, Data Management, Machine learning etc
- Responsible for direct facing customer for overall Allot solution for Network visibility, Traffic Management, Policy Control & Charging, Regulatory Compliance, Security VAS, DDOS Protection & IoT Secure
- Deploying & Managing NFV –
- ETSI Complaint NFV Architecture
- Solution design based on VMs – vCPU / vRAM & vStorage
- Working on Docker/Kubernetes & Open stack platform
- Advance features – NUMA / DPDK / Orchestrator / VNF-D
Technical System Engineer for Pre-sales
Spirent Communications Pvt. Ltd.
05.2017 - 01.2019
- Responsible for Handling various POC for Spirent Product from 2G/3G/LTE/IMS/WIFI
- Provide direct pre-sales and post-sales support to key customers for Mobility (2G,3G, LTE, IMS, Wi-Fi, IoT, 5G ) L2-L7 protocol, Security (DDOS, Fuzzing, Malware), NFVi (Infrastructure Benchmarking, VNF testing ) & Cloud- IP
- Actively engage with customers directly, in co-ordination with test team, to close support issues
- Troubleshoot system related issues on site using Spirent tools like Landslide, STC & Cyberflood
- Effectively work on all Spirent solutions, including products, software, and services
- Preparing HLD, BOM, RFP & Scope of work for the various Customer as per there Requirement
- Assists test solution user working on our system and train them to get expertise on Spirent solutions
- Assist and guide customer support personnel with troubleshooting, upgrades, patches, and maintenance procedures
- Work with the customer to reproduce issues, troubleshoot using manual and automated tools, and gather information so that the development team has sufficient information to address the defects
- Ability & willingness to undertake travel for business purpose within and outside the country as needed
- Effectively work with internal/external teams to anticipate and qualify customer needs
- Provide technical demonstrations and presentations to customers
- Work with Spirent Support and Engineering teams to help solve customer issues
- Different MANO testing using NFV Life cycle management for different OEM’s (Samsung, Cisco) Adapter & testing for VNF
- Open Stack & VMware cloud base Architecture deployment for different ISP’s Network
Manager for Mobile Packet Backbone Network
Reliance JIO
12.2016 - 05.2017
- Handling Pan-India Issue at Interface & Protocol Level during Emergency
- Hands on and basic understanding of LTE/EPC PACO nodes like MME, SGW, PGW etc
- Familiar with configuration of Gx, Gy, Gs, Gn, Gb, Gr, Ga, Gd, Sy, S5, S8 interfaces with proficient understanding of LTE network architecture and interfaces
- Monitoring KPI��s related to GGSN/SAE (SGW/PGW, MME)
- Working on Various Tools like Net scout, True Call, Touch point to troubleshoot the Issue and provide RCA
- Analyzing Volume and DATA report daily and troubleshooting issues if any
- Improving Customer Experience with using tools like Tektronix, Vantage & Touch point
- Support & Inputs during all DATA related activities
- Plan updates and upgrades of packet core nodes on timely basis
- Preparing impact analysis documents, updating of design documents whenever applicable
Deputy Manager for Mobile Packet Backbone Network
Vodafone India PVT LTD
04.2014 - 12.2016
- Responsible for Operation & Maintenance of Packet Core network
- For Vodafone, India
- Has fully redundant packet core network deployed at Mumbai (SGSN(MME), GGSN, PGW, SASN, Radius, DNS, PCRF,)
- Worked on V-MME implementation & Deployment for Vodafone current setup
- Acts as single point of contact to customer for entire packet data network, Faults, Issues, escalations
- Pack’s definition in PCRF and GGSN
- Understanding customer requirements, pain areas and ensure excellent service delivery maintaining SLAs
- Plan updates and upgrades of packet core nodes on timely basis
- Preparing impact analysis documents, updating of design documents whenever applicable
- Guiding Vodafone Roaming team on issues with their international roaming partners
- Packet Core network optimization on Gb,Gn &Gi interfaces, plan expansion & ensure implementation, BSC Rehoming, IP pool expansion, Configuration for private APNs like HDFC bank, Indian oil, axis bank etc
- Creating Data Pack in PCRF act as a single point of contact for all PCRF related issue
- Diameter peer creation in GGSN for OCS
- RG Definition, Troubleshooting Gx & Gy related issues
- LTE deployment for an ongoing setup in the network
- Provide resolution to Revenue Assurance cases related to Volume mismatch in S & SA CDR and provisioning issues
- Deployment for 4G Network for current setup
- End to End Project Handling for 4G network
- Handling Cisco GGSN/SAE (ASR 5.5K, M320, and SSR) and all supporting nodes
- Monitoring KPI’s related to GGSN/SAE (SGW/PGW, MME)
- Configuration related to subscriber issues in SGSN/MME/SAE
- Key SPOC during LTE launch for Vodafone Mumbai Circle
- Monitoring of SGSN/MME KPI’s
- Acceptance testing for LTE related configuration in MME & SGW
- DATA KPI’s monitoring for In-roamers as well as Out-roamers
- Handling Daily customer related complaints related to VPN/Mail access (IPSEC/PPTP/SMTP/POP3)
- Maintenance activities and troubleshooting of issues for Ericsson SGSN/MME
- Working on Cisco PCRF (Broad hop) and Switches (Nexus) & Routers (ASR 9K)
- Performed AT for Cisco GGSN Set-up (GGSN/Router/Switches/Firewalls/DNS/CGF/PCRF) Analyzing Volume and DATA report daily and troubleshooting issues if any
- Key role during Implementation of 3GDT in Vodafone Mumbai Network
- Monitoring KPI’s related to 2G/3G/4G
- Support & Inputs during all DATA related activities
- RECC ADC2.0 & MR49 implementation for RECC (OCS) in our network
- Pack related configuration in Cisco PCRF and REDKNEE RECC
- Connectivity in between various packet core nodes (EIR/DRA/HSS)
- Various scenarios testing during project implementation phase
- Working on Speed related issues and TAU failures
- CSFB implementation in Network
- Improving Customer Experience with using tools like Tektronix, Vantage & Touch point
Mobile Packet Backbone Network
Ericsson Global India PVT LTD
06.2011 - 03.2013
- To provide 2nd level support by troubleshooting escalated faults on the GPRS (2G and 3G) network and to maintain high uptime of the network, for various mobile service providers across APAC region
- Acceptance testing of new nodes (SGSN, GGSN)
- Troubleshooting of issues escalated from field, like
- Tickets raised by monitoring team, related to deviations in normal functionality of packet core devices
- Hardware related issues, guiding field team in replacement of faulty boards
- O Signaling issues during link failures or path failures
- Escalated customer complaints related to operator’s GPRS services
- Bulk attaches failures & PDP failures
- O New RNCs or BSCs not coming in-service
- O Inter-operability issues in multi-vendor customer networks
- O Tickets raised by projects team when there are issues in new implementation
- High Level configuration of Ericsson SGSN
- Various interfaces in SGSN (Gr, Gn, Gb over IP, Gb over FR, Gf, etc)
- Charging configuration (online and offline)
- 3G Direct Tunnel, RNC and STP/MSC related configurations (SCTP, M3UA)
- SGSN in pool, APN Redirection, QoS
- O Configurations related to GRX and International Roaming
- O SS7 configuration (Addition of new links, load balancing, etc)
- O BSC and RNC migrations
NSS Engineer
Alcatel Lucent
07.2010 - 06.2011
- Job Profile: Working with National Network Operations Center (NNOC) in all India Reliance CDMA and GSM Networks Fault Management Team
- Work Description: NETWORK SUPPORT SUBSYSTEM (Switch Engineer And CORE) PANINDIA
- Worked for Mobile Number Portability (MNP) project implemented throughout Reliance Network
- Analysis and Fault Management of Network related issues of MSC (Lucent, Huawei, Zte) that includes faults related to call routing, authentication, migrations, version upgrades and access network faults
- Handling Call related issues and trace analysis of ISUP, IS-41 Messages
- Analyzing the SS7 call Trace such as TCMON, and UXCPTTRACE for call related Problem Resolution
- Analyzing the call Trace such as User trace and SIP trace for call related Problem Resolution
- Co-ordination with Core, RAN, FM VAS, Mediation, PDSN, RDN, Transport, Provisioning, Server support and Network Planning departments to resolve complicated network issues
- Responsible for the Routing analysis and solving call related problems for Full Mobility, FWP, FWT, Prepaid subscribers
- Providing Technical support and guidance to Circle Engineers and Field Personnel as per the requirements
- Analyzing subscribers profile using HP HLR
- Coordinate with Transmission Team to ensure end-end connectivity of media using Loop-Break and BER test
- GT Routing change in switch during Traffic Migration in HLR
- Analyze and resolve Critical Issues in Co-ordination with TAC/NOC team
- IMSI/GT Analysis in MSC/MSS/HLR
Cluster Engineering
ESSAR INFRASTRUCTURE TELECOM PVT LTD., MUMBAI
07.2009 - 07.2010
- Handling Project for the loop mobile as a Network Implementation
- Responsible for the Maintenance of the system
- Handling RF survey for the MTNL operator
- Handling O&M for the all the operator which is share in our company
- Check the readiness of sites after getting RFI from civil Vendor
- Take measurements of R.F cables and I.F cables and give to reporting Manager to raise required IOM
- Check line of sight (LOS) and give it to Transmission team so they can plan a proper transmission path
- Supervise BTS Installation and Microwave Work done by Vendors, and to get it completed within the target time
- BTS Loading and commission to be done and clear all Alarms after Loading
- Having Knowledge of Acceptance test for telecom infrastructure
- General Operation and Maintenance activity to keep the network stable
- To Clear the Punch Point given by the O&M on as soon Possible
Education
B.E. - Electronics Engineering
A.C. Patil College of Engineering
01.2009
HSC - undefined
Swami Vivekananda College of Science
01.2002
SSC - undefined
Children Welfare Centre High School
01.2000
Skills
- Core network architecture
- Network architecture planning
- Strategic development
- Strategic contingency planning
- Proficient in system integration
- Vendor selection and oversight
- Network troubleshooting
- Vulnerability assessments in networking
- Feasibility Determinations
- Project Management
- Risk Management
- Growing professional network
- Information Security
- Virtualization technology proficiency
- KPI network assessment
Certification
- Basic Mobile Network Training.
- Scrum & Agile Master certification.
- CDMA Architecture and Overview.
- GSM Architecture and Overview.
- AXE Certification Done.
- MGW R6 and R6.1 and Configuration Certification Done.
- IP Basis Certification Done.
- Signaling Core for MSS with Cortication Done.
- Deep packet inspection training for Allot Product.
LNGG
English
Hindi
Marathi
References
Available on Request.
Hobbies and Interests
Playing outdoor games (Cricket, Football), Reading informative books
Accomplishments
- Awarded as Excellence Award for Spirent India PVT LTD for year 2018.
- Awarded as SPOT Award for Spirent India PVT LTD for 3rd Quarter 2018.
- Awarded as Best Employee for Vodafone India PVT LTD for year 2014-2015 form the technology team.
- Have been Award with Appreciation from Ericsson Global India PVT LTD for my Work Order tool for RCOM Project.
- Have been awarded as a Best GET for Essar Infrastructure telecom PVT LTD.
Timeline
Senior Manager for Cloud Core Architecture
Accenture Technology
08.2021 - Current
Professional Service Engineer
Allot Communication India Pvt Ltd
01.2019 - 08.2021
Technical System Engineer for Pre-sales
Spirent Communications Pvt. Ltd.
05.2017 - 01.2019
Manager for Mobile Packet Backbone Network
Reliance JIO
12.2016 - 05.2017
Deputy Manager for Mobile Packet Backbone Network
Vodafone India PVT LTD
04.2014 - 12.2016
Mobile Packet Backbone Network
Ericsson Global India PVT LTD
06.2011 - 03.2013
NSS Engineer
Alcatel Lucent
07.2010 - 06.2011
Cluster Engineering
ESSAR INFRASTRUCTURE TELECOM PVT LTD., MUMBAI
07.2009 - 07.2010
HSC - undefined
Swami Vivekananda College of Science
SSC - undefined
Children Welfare Centre High School
B.E. - Electronics Engineering
A.C. Patil College of Engineering
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