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SONALI SALWAN

Principal Software Engineer(Systems)

Summary

I am Principal System Engineer with over 20 years of experience in Design, Development, Implementation, Requirement analysis of Telecom software applications. I am passionate about designing experiences, solving strategic problems and working in a dynamic team environment.

Holding a Permanent Resident Visa in Canada

Work experience

Principal Software Engineer (Systems)

20132017

INFINERA (India, USA)

  • Responsible for Requirement Specification for the Infinera Optical Element Management system (DNA)
  • Coordinated with the PLM, Testing and Development team across geographical locations to develop high end applications
  • OSS Interface:
    • Responsible for the requirement specification to model the Infinera NE( DTN-X,FlexILS) as per the Standard API by TMF 864 for the Operational Support System (OSS) interface for provisioning and maintenance using XML over Socket Interface (XoS)
    • Information model for Equipment, Facility, Protection Group
    • Responsible for the review and delivery of the Customer documentation of the Interface
  • Cloud Xpress:
    • Responsible for NM requirement specification to model the DCI solution Cloud Xpress (CX-500, CX-1200 series)
    • Prepare UI wireframes and prototypes of user interfaces for the new Network element
    • Functional specification for management only support for Network Discovery, Link Discovery, Topology Management
    • Graphical support for misconnection since NE did not support 
    • Requirements for additional graphical features like Digital Link Viewer and Connectivity Viewer
    • Functional specification of LLDP Inventory management
  • Responsible for the EML requirements for different NE feature releases for XT-3600,XT-500 series

Senior Technical Specialist

20042013

ALCATEL LUCENT (India)

  • Ethernet Service Manager: System Engineering lead/Product Owner for the Ethernet over OTN solution (ESM ) for the 1830-PSS NE
    • Responsible for converting all Business use case to user stories for the scrum team.
    • Complete User Interface workflows for the new NML manager ( Discovery , Inventory Management, Provisioning and Administration flows)
    • Functional specification as user stories pertaining to Ethernet Ring Protocol and Ethernet services (like E-Line, E-LAN as per MEF)
    • Responsible for writing and validating the acceptance criterion for the user stories.
    • Responsible for the product backlog and sprint backlog 
  • NE Equipment Model for OSS: System Engineer for the equipment model for the complete suite of ALU Optical Network Elements for the EML SNA for 1350-OMS
    • Responsible for equipment model for the TMF-814 CORBA over XML interface for Network Elements like (TSS-320,1830-PSS,TSS-160, 1870-TTS)
    • Interface definitions and adaptation for the NE at the EML layer, to support the e2e resource management.
  • Responsible for interface definition for the management of Submarine network element 1620-LM between the NML layer –SN Manager and the EML-SNA
  • Requirements for EML-SNA for the support of TSS-320/160 network element features
  • Prototyping for management solution for SAM and 1350-OMS for management of optical ports
    • Prototyping the communication between 1350OMS and SAM for the management of 7750/7740 Routers DWDM ports
    • Communication was established using SOAP over JMS
    • NE Model adaption between the two NM systems
  • Provisioning model for EML-SNA for the support of 1870TTS within the 1350-OMS
  • As Technical Specialist, I was responsible for the complete Technical Functional Specification of 1350-OMS EML for multiple releases.
  • Design the interface and Implement the complete support for the TMPLS for TSS-320 NE with SNA. This included the complete integration test strategy.
  • Lead Engineer for the implementation of Network Adaptor layer over ITM-SC in C over HP-Ux . Required for management of legacy NE via the OMS as the new management system.The interface definitions were in XML.
  • Performance and Capacity lead for OSS System ( MRP) which included developing tools, scripts as per the test strategy.

Lead Engineer

20032004

LOGICA CMG (India)

  • Design Team lead for the implementation of Recharge Value Benefits on Intelligent Network Platforms (INP – Prepaid Billing software ) in C++ over HP-Ux platform
  • Leading a team of 10 developers for implementation of the transition of Subscriber Management System
  • Responsible for Unit test and Integration Test plan
  • Responsible for resource allocation and people management of the local team.

Software Engineer

20022003

SAMSUNG (India, South Korea)

  • Feature Engineer for implementation of the encoding technique of MMR ( from T.4/T.6 ) to JBIG ( T.85) format
  • Implementation of Quick Start , Group Dial feature, User configured PC Scanning for the MFP in C over pSOS platforms.

Software Engineer

19982002

WIPRO (India, UK)

  • Worked as a developer of multiple OAM applications of NORTEL like OC-3,OC-12,OC-48 over the real time pSOS platform
  • Completely owned the firmware for OC3-HH,STM-1J,J-SDH cards including the “Protection switching engine” based on GR-253 Bellcore standards.
  • Member of the critical Issues team for customers like MCI Worldcom, PacBell, Qwest Communications
  • Integration Test prime for the “Orderwire” feature.
  • Completely owned the “Optical Monitoring” subsystem to monitor the health of all cards over the OC-48 platform.
  • Automation of the load building using Tcl/Tk , Python for the software release process.

Education

Birla Institute of  Technology & Science, Pilani, INDIA

19982002

M.S. (Software Engineering)

The institute is one among the 6 Indian 'Institutes of Eminence' recognized by the Government of India in 2018

University of Delhi

19951998

B.S. (Honours)

Major in Physics

Technical Skills

Network Management

Network Management applications for DWDM, SONET/SDH, Ethernet, MPLS-TP, OTN based network Elements

Network Management applications based on ITU-T G.707, G.871,G.872, Bell Core GR-253

UI Design

User Interface Wireframes using Pencil Design Tool, Microsoft Visio, Cacoo Design and Diagram Tool

Carrier Ethernet Services

Experience with Carrier Ethernet Services ( E-Line, E-LAN) and EthOAM

CERTIFICATIONS & TRAININGS

  • eTOM – Buisness Process Frameworx Certification from TM Forum
  • Frameworx Overview Certification from TM Forum
  • Agile Development Training
  • Soft Skills Trainings Communication skills, Negotiations
  • Team Management
  • Cross Cultural Project Management