Summary
Overview
Work History
Education
Skills
Personal Information
Timeline
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Sambid Das

Sambid Das

Technical Lead
Bangalore

Summary

A highly motivated and self driven professional seeking full time position with a reputed organization in the Field of Telecom, Networking where I can explore my abilities towards the best of the organization.

14 years’ experience in Networking & Testing

Overview

13
13
years of professional experience
2011
2011
years of post-secondary education
4
4
Languages

Work History

Technical Lead

British Telecom
04.2021 - Current
  • The project involved in validation and testing of various vendors equipments and firmwares for FTTC and FTTP before deploying in Live network for triple play services (Voice, Video and data)
  • The products are tested against BT design requirements, protocols supported (RFC), features, and load etc
  • Overall management of releases from designing of test scope, test pack preparation with thorough analysis of release notes for FTTx releases covering areas of Data, IPTV, EMS, new features/functionalities and any bug fixes for various vendor equipment
  • Requirement gathering from the delivery and design team, to plan the release testing
  • Co-ordination with the Live team, to understand the manual approach and developing automated tools to reduce the manual effort
  • Driving the Automation work stack by leading Automation team, which includes the script debugging, resolving the blockers raised by the team
  • Working in a multi-language platform which includes languages such as TCL, Python, Selenium and framework such as QTP and RobotFramework
  • Writing test cases against new features and Live bugs
  • Reproduce the live issues in lab and validate the fix
  • Working with a Multi-vendor environment with the vendors like Adtran, Huawei, Nokia, ECI for both FTTC and FTTP access Network
  • Testing Modems of different vendors ensuring the traffic flow over DHCP and PPPOE sessions
  • Finding Bugs in every release and reporting those to vendors using Pirates tool
  • Co-ordination with different teams such as OSS, Security, LNEL in terms of test planning and execution and completion of the demand before the dead line
  • Responsible for sign off of assigned demands before time including all the test domains and presenting the same to Live folks
  • Taking different technical sessions with in and outside of the team as per the requirement

Staff Engineer

Adtran Networks India Pvt. Ltd
09.2019 - 03.2021
  • Working under G.fast Product line ART with Different DPU variant like 501VG,504VG,516VG,624VG,648VG with both OMCI and Netconf based
  • Distribution Point Unit (DPU) is a G.Fast/VDSL based Access Switch (customer premise equipment), providing Triple Play service(Data, Video, Voice) to the customer
  • It is an Ultra High Bandwidth Access and Aggregation switch
  • Experienced in bringing up and maintaining Regression Testbeds and Customer Testbeds
  • New Feature Testing based on latest customer requirements from DT,HT,Mnet
  • Non-functional testing on Each DPU builds
  • Solution Testing which includes a complete solution of DPU,PMA,MCP, Creating VMs using Vshpere/Proxmox to deploy MCP(Mosaic Cloud Platform), PMA(Persistency Management Agent) through which DPU can be managed using Netconf and Restconf Protocol
  • Testing DPU features like DHCP, PPPoE, IGMP, ARP, VLAN, Security(Nessus and NMAP), QoS
  • Maintaining of Regression testbeds and end-to-end customer specific testbeds
  • Executing Release Regressions for customer releases and general code drops
  • Automation of test cases using Robot Framework
  • Experience in providing remote support for any customer issues
  • Involved in reviewing Test Automation and runtime optimization of Test suites
  • Performing upgrade path test of MCP(Web GUI),PMA(Manager) and DPU with loaded traffic to simulate live-like scenario
  • Interop testing between ONT and OLT of different vendors such as Huawei, Adtran, Nokia
  • Sanity test on released candidate software of the product with in a very short snap of time
  • Debugging on the field issues and resolving them
  • Supporting and guiding team members understanding the customers’ requirements and taking technical sessions within the team if needed

Analyst

British Telecom
10.2017 - 08.2019
  • The project involved in validation and testing of various vendors equipments and firmwares for FTTC and FTTP before deploying in Live network for triple play services (Voice, Video and data)
  • The products are tested against BT design requirements, protocols supported (RFC), features, and load etc
  • Overall management of releases from desigining of test scope, test pack prepartaion with thorough analysis of release notes for FTTx releases covering areas of Data, IPTV, VoIP, EMS, new features/functionalities and any bug fixes for various vendor equipments
  • Writing test cases against new features and Live bugs
  • Reproduce the live issues in lab and validate the fix
  • Developing automatated scripts using TCL for both Regression and Transformed scenarios and Intergrating scenarios in UFT for Overnight scheduling to reduce the manual testing efforts
  • Handling of new demands E2E including Test scope prepation, Test scenario execution, uploading of Logs to HPQC and finally delivery of the demand for different features as per the live requirements
  • Working with a Multi-vendor environment with the vendors like Huawei, Nokia, ECI for both FTTC and FTTP access Network
  • Testing Modems of different vendors ensuring the traffic flow over DHCP and PPPOE sessions
  • Finding Bugs in every release and reporting those to vendors using Pirates tool
  • Co-ordination with different teams such as OSS,Security,LNEL in terms of test planning and execution and completion of the demand before the dead line
  • Responsible for sign off of assigned demands before time including all the test domains and presenting the same to Live folks
  • Taking different technical sessions with in and outside of the team as per the requirement
  • Doing Batch run for Continuous Integration of Test cases based on Feature

Analyst

Infosys Limited
07.2016 - 08.2017
  • The project involved in automation of various features using Robot frame work for the Calix boxes incluing E7,E5,E3 for both G.fast and G-PON technoloty
  • Developed automation scripts for features of access boxes like Ethernet, VLAN, DHCP, PPPoE,Syslog, NetConf etc
  • Have worked on Various features on Calix ONTs and OLTs
  • Worked on Calix OLTs like E3, E5, E7 and E9 and ONTs like AE
  • Worked on Residential Gateway GUI based and developed scripts of different feature using ROBOT Framework
  • Developed various key words for different functionality using Robot Frame Work to use those for any script development
  • Worked with feature owners from North America and automation experts for Automation framework from China to follow best practices
  • Tested developed scripts and moved them to be part of production repository for Continuous Integrations runs that the Clients have
  • Developed test scripts and Keywords using Robot framework for new test cases and added to the library
  • Finding bugs and Raising Jira tickets
  • Doing Batch run for Continuous Integration of Test cases based on Feature
  • Taken technical sessions with in the team for an easy going sign off in every release

Consultant

Colt Technology Services
01.2015 - 06.2016
  • Writing the Test cases & Setting up the topology for the same
  • Developing test scripts using TCL for new test cases and adding to the library
  • Reproducing the bugs in the latest release
  • End to End testing and Throughput,Jitter,Latency testing of E1/E3/DS3 circuits using ASPEN tool
  • Stress testing by using the traffic generators like Tgen, IxExplorer, Iperf
  • Interoperability testing of Layer 2 devices of multiple vendors
  • Capturing and analyzing the packets by using Wireshark
  • Manual testing of L2 protocols such as STP,RSTP,MAC work properly on switches
  • Configuration of VLANS and manual testing of L2 protocols on cyan switches

Engineer

Vodafone India Limited
02.2014 - 01.2015
  • Worked in Multi-vendor Equipment like ECI(BG-20/30/40,XDM-40,50,100,300,500,1000),HUAWEI(RTN910/950 & OSN 550,1832X8,1832X16,7500,8800),NOKIA FLEXI PACKET HUB/RADIO Etc
  • Working in 24x7 NOC Environment to provide Technical Support
  • Worked on LINUX GUI(Graphical User Interface) and CLI(Command Line Interface) up-to some Extend
  • Worked on ECI DWDM Equipment link XDM40
  • Profile involves execution and end-to-end implementation of assigned Multi-Projects and Service Deliveries for Our own network & Enterprise Customer’s projects meeting expected schedules, quality, budgets and reporting requirements
  • Directly Interact with the Enterprise Customers for Trouble-shooting of Existing Ckt and End to End Delivery of New ckt
  • Update the entire process to the reporting manager, update the customer on installation progress / schedule and update the status to respective sales person whenever required
  • Service Provisioning & Fault/Configuration Management of Huawei Hybrid Nodes such as RTN 910/950,OSN etc
  • ERPS/MOT configuration in both Ethernet and MPLS layer
  • Managing all SDH and PDH node of the Network and provisioning of E1, EOS trails
  • Performance Testing: Tracking end to end performance report upon customer requirement
  • Circuit Provisioning: Provisioning , Designing and Troubleshooting of SDH Circuits Using NMS as per Solution Document
  • Circuit Delivery and Circuit ID Creation: Bandwidth delivery providing error free links to our valuable internal & external customers
  • Supporting Installation & commissioning team for Integration related activities (Includes : Checking alarms, making cross connections in the Mux etc)
  • Making sure to clear all alarms after swap and troubleshoot if found any alarm
  • Conducting Bit Error Rate Test of PDH & SDH (point to point & Ring) links

Transmission Engineer

Nokia Siemens Networks
12.2011 - 02.2014
  • Commissioning & Provisioning of SDH MUX, Routers and Switches
  • Provisioning the E1/E3/DS3/1Gbps/TDM Circuits for various customers
  • Working in 24x7 NOC Environment to provide Technical Support
  • Co-ordination with fiber vendor & resolve the issue as per SLA
  • Coordinate with Field team to resolve the Network related issue
  • Commissioning & Troubleshooting of STM-16/4/1 SDH equipment (ECI/HUAWEI Network)
  • Involved Alarm Monitoring, Feasibility, Service Delivery and service Assurance Activities

Education

B.E - Electronics & Tele-Communication Engineering

Biju Pattanaik University of Technology

Higher secondary - undefined

CHSE

HSE - undefined

BSE

Skills

Ixia Load

undefined

Personal Information

  • Passport Number: Available
  • Father's Name: Girija Ranjan Das
  • Date of Birth: 03/29/88
  • Marital Status: Married

Timeline

Technical Lead

British Telecom
04.2021 - Current

Staff Engineer

Adtran Networks India Pvt. Ltd
09.2019 - 03.2021

Analyst

British Telecom
10.2017 - 08.2019

Analyst

Infosys Limited
07.2016 - 08.2017

Consultant

Colt Technology Services
01.2015 - 06.2016

Engineer

Vodafone India Limited
02.2014 - 01.2015

Transmission Engineer

Nokia Siemens Networks
12.2011 - 02.2014

Higher secondary - undefined

CHSE

HSE - undefined

BSE

B.E - Electronics & Tele-Communication Engineering

Biju Pattanaik University of Technology

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