Sourabh Kumar
Hyderabad
Summary
To seek and maintain full-time position that offers professional challenges utilizing interpersonal skills, excellent time management and problem-solving skills. Detail- oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Manager
Vodafoneidea Pvt. Ltd.
Hyderabad
01.2023 - Current
- Handling PAN India subscribers' database and Core Network Operation.
- Coordinating with various teams for resolving problems, e.g., NFVi Cloud, MPBN, STP, DRA, Packet Core, Circle team, etc.
- Operation, maintenance, and troubleshooting of subscribers' database.
- Whitelisting users in the network by IMEI loading in the database.
- Allowing/denying users to use/abstain from national and international roaming services by defining RA services in the subscriber's database.
- Successfully implemented change management processes, resulting in a 20% increase in efficiency for SDM.
- Carrying out the required modifications/changes in the database in case of critical outage after the approvals from the customer.
- RDS rebalancing in HLRFE.
- Addition/Removal of Load sharing for EIR Connectivity.
- Modifications for ACT/SB Mode for EIR Traffic Handling.
- Rx traffic migration from PCC/HLR towards STP Pair.
- Link disabling from PCC/HLR-FE towards STP6 Pair.
- Non-live link deletion from PCC and connected HLR-FE towards STP Pair.
- BIOS upgrade, VM start, VM stop from Red Hat OpenStack, which belongs to the application end.
- Managing OpenStack OOO architecture includes under cloud, overcloud, director, compute, controller, and storage.
- VM's Scale in and scale out during upgrades.
Engineer
Ericsson India Global Service Pvt. Ltd
Noida
12.2020 - 12.2022
- Expertise of IMS and around 1 year. Experience in deployment of IMS for Bharti Airtel.
- Troubleshooting of all the problems faced during UAT of IMS node's.
- Performing regular preventive health check of all nodes.
- Well versed with protocols such as SIP, TCP/IP, Diameter, HTTP, DNS, etc.
- Crosscheck the activity logs and scripts for the major and critical activities performed, and find out any deviations, if any.
- Coordinating with various teams for resolving problems, e.g. INM, Planning team, STP, Packet Core, Circle team, etc.
Engineer
Vodafoneidea Pvt. Ltd.
Pune
04.2019 - 12.2020
- Handling Core Network Operation SNOC Department of entire All India (PAN India).
- Network Security Management, including user management and time-based execution privilege.
- Provide online support to field engineers.
- License Loading and Software upgrades.
- Taking health checks and backups of nodes on a weekly and monthly basis.
- Performing activity for the restoration of alarms.
Assistant Engineer
Ericsson India Global Service Pvt. Ltd
Gurgaon
05.2016 - 04.2019
- Working as a Network Engineer and maintenance of core nodes in the North Central region of the Airtel India Project.
- Professionally utilizing GNOC systems and procedures to monitor and maintain customer network availability and integrity by using tools OneFM, OneTM, ALV, WinFoil, NetAct, Netnumen, MOS7100, LMT, and M 2000, etc.
- Involved in Network element alarm handling and coordination for rectification of the same with field engineers and POI partner to achieve 100% network availability.
- Responsible for network performance monitoring and alerting the Performance Management Department of service to minimize outage time and achieve higher availability.
- Supported as FO to Rollout and Managed Service Teams during activities of Re-Homing, Swap (Huawei) and Expansion of Sites.
- Front office communication with the customer and sharing of reports and dashboards.
Associate
Tata Teleservices Pvt. Ltd
Noida
10.2015 - 03.2016
- Process and configuration audit undertake appropriate audits to ensure that the GNOC complies with its contracted or specified policy/requirements and to ensure that its configuration documents accurately reflect the product.
- Front office communication with the customer and sharing of reports and dashboards.
- Managed site access and security, ensured the full escalation of faults, and maintained fault records.
- Work on Network Quality Report for maintaining TCH availability by finding hardware faults.
Supervisor
Startrek Logistics Pvt Ltd.
Mohan Estate
05.2015 - 10.2015
- Front office customer support.
- Consignment booking, racking updating, and taking follow-up on a regular basis.
- Preparing all legal documents and forwarding the consignment to the destination, while maintaining regular coordination with the shipment and owner.
Customer Care Executive
iEnergizer
Noida
11.2014 - 05.2015
- Front office customer support via chat.
- Providing all EA games support via chat and email.
- Solving in-game, accounts-related issues and escalating to the next level if required.
Education
B. Tech (ECE)
Gautam Buddha Technical University
Meerut, Uttar Pradesh04-2013
Intermediate (Mathematics)
M L T College Saharsa
Saharsa, Bihar04-2008
Matriculation
Zila School Saharsa
Saharsa, Bihar04-2006
Skills
- Management and Administration of AWS Services CLI , EC2 , VPC, VPC-peering , S3 , ELB Glacier, Route 53, NACL, SNS, ASG, EBS, Lambda function, EFS, SG, IAM
- Knowledge of Network architecture on AWS with VPC, Subnets, Internet gateway, NAT, Route table
- Good knowledge in architecting and configuring secure cloud VPC using private and public networks through subnets in AWS
- Knowledge of Configuring and deploying instances on AWS and Data centers, also familiar with EC2, Cloud watch, Cloud Formation and managing security groups on AWS
- Uses of SNS topic to receive notification on mobile and publish a text message
- In depth Knowledge of AWS cloud service like Compute, Network, Storage and Identity & access management
- Managing roles and permissions of users with the help of AWS IAM
- Knowledge to built S3 buckets, managed policies for S3 buckets and used S3 bucket & Glacier for storage and backup on AWS
- Initiating alarms in CloudWatch service for monitoring the server's performance, CPU Utilization, disk usage etc to take recommended actions for better performance
- Knowledge of building a VPC , establish the site-to- site VPN connection between Data Center and AWS
- Configuring AWS Multi Factor Authentication in IAM to implement 2 step authentication of user's access using Google Authenticator and AWS Virtual MFA
- Including security groups , network ACLs , Internet Gateways , and Elastic IP's to ensure a safe area for organization in AWS public cloud
- Designing and developing Amazon EC2, Amazon S3, Amazon RDS, Amazon Elastic Load Balancing and other services of the AWS infrastructure
- Maintaining the reliability, availability, and performance of Amazon Elastic Compute Cloud (Amazon EC2) instances
- Utilized Amazon Route53 to manage DNS zones and also assign public DNS names to elastic load balancers IP’s
- Knowledge of Docker, Kubernetes & Terraform
Certification
- AWS Certified Solutions Architect - Associate (05/2024 - 05/2027).
- CCNA Routing and Switching(11/2017 - 05/2021).
- ITIL Foundation(11/2016 - 11/2019).
Accomplishments
- Qualified GATE 2014.
- Qualified GATE 2013.
- Got scholarship for getting high percentage by merit.
- Got 2nd prize in quiz competition in Silligudi Marshal Art camp.
- Attended 6 days Marshal Art camp in Silligudi.
- Got campus placement.
- Participated in Various cultural activities in school (Play, Event Coordinator etc.) Member of School & College athletic, Volleyball and Football team.
Timeline
Manager
Vodafoneidea Pvt. Ltd.
01.2023 - Current
Engineer
Ericsson India Global Service Pvt. Ltd
12.2020 - 12.2022
Engineer
Vodafoneidea Pvt. Ltd.
04.2019 - 12.2020
Assistant Engineer
Ericsson India Global Service Pvt. Ltd
05.2016 - 04.2019
Associate
Tata Teleservices Pvt. Ltd
10.2015 - 03.2016
Supervisor
Startrek Logistics Pvt Ltd.
05.2015 - 10.2015
Customer Care Executive
iEnergizer
11.2014 - 05.2015
- AWS Certified Solutions Architect - Associate (05/2024 - 05/2027).
- CCNA Routing and Switching(11/2017 - 05/2021).
- ITIL Foundation(11/2016 - 11/2019).
B. Tech (ECE)
Gautam Buddha Technical University
Intermediate (Mathematics)
M L T College Saharsa
Matriculation
Zila School Saharsa
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