Nandhagopan K R

Product Manager

Kerala, India7 yrs 11 mos experience

Most Likely To Switch

Key Highlights

Expert in IEC61850 and substation automation protocols.
Developed award-winning testing tools for protocol verification.
Strong background in test automation and CI/CD integration.

Stackforce AI infers this person is a specialist in Energy sector automation and cybersecurity protocols.

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Skills

Core Skills

Substation AutomationProtocol TestingScada ConfigurationNetwork ConfigurationCybersecurity StandardsTest AutomationCi/cd IntegrationCybersecurity

Other Skills

Substation CommunicationHardware TestingSystem ConfigurationIEC 104 VerificationSecure Protocol TestingIEC 62351 VerificationRobot FrameworkTestCompleteAzure DevOpsIEC61850COMTRADE File AnalysisPneumatic System MaintenanceDemand GenerationSubstationTransmission Lines

About

Accomplished R&D Engineer with a passion for driving innovation and translating ideas into solutions Testing various substation and grid automation products based on requirements from global R&D teams. Sound Technical knowledge in Communication Protocols like IEC61850,Modbus,IEC60870 and Cybersecurity Standards such as IEC62351 and 62443 Experience in Developing Test Automation Frameworks using Robot Framework, TestComplete for UI and Web Automation Solid Understanding of DevOps Concepts and its application in Software Test Automation

Experience

7 yrs 11 mos

Total Experience

1 yr 11 mos

Average Tenure

2 yrs 9 mos

Current Experience

Abb

Senior Research And Development Engineer

Sep 2023 – Present · 2 yrs 9 mos · Bengaluru, Karnataka, India · On-site

Product Verification Centre (PVC)
Projects
REX601_2.5
>PVC Test lead
>Protocol Testing(IEC103 and Modbus)
>System Configuration and end to end testing
>SCADA Configuration(MicroSCADA and Zenon)
>Automated protocol testing using scripts
SSC600- Centralised Protection and Control
>IEC 104 Verfication
>Routable Goose ,SV Verification
>MOXA switch and router configuration
REX640
> Secure Protocol Testing (MMS, IEC 104 ,DNP3 including IEC 62351 verification
>IEC 62443 Standard Verification

Substation CommunicationHardware TestingSubstation AutomationProtocol Testing

Hitachi energy

R&D Engineer(Verification and Validation -Grid Automation)

Jul 2021 – Aug 2023 · 2 yrs 1 mo · Bengaluru, Karnataka, India · On-site

>Grid Automation Engineering and SCADA Software Testing
>Developed an Automation Framework for all the tool under test
>Started with Open source Robot Framework and then moved to Test Complete
>Integrated all automation code to Azure DevOps CI/CD pipeline for automated daily run
>Automated Test plan creation in Azure DevOps uisng REST API

Test AutomationRobot FrameworkCI/CD Integration

Abb

2 roles

R&D Test Engineer(Substation Automation)

Jul 2020 – Jun 2021 · 11 mos

Functional Testing of REX610 Multipurpose IED
Verification and Validation of IEC61850 based Communication Protocols for Distribution Automation
Applications
Test case preparation for Communication protocols such Modbus, IEC 61850 Services and
Cybersecurity
IEC61850 Ed2 Product Conformance testing with DNV Unigrid Substation Automation Verification
software.
Demonstrated expertise in substation automation protocols including IEC61850, IEC60870 part
101,104,IEC62439,DNP3,Modbus,TimeSynch protocols SNTP,PTP
Conducted in-depth protocol analysis, testing and troubleshooting to ensure communication and
interoperability within substation automation
High Level cybersecurity Product Testing using nmap, Nessus and other open-source tools
Utilized specialized testing tools such as IED Explorer, IEC Browser, Wireshark to capture and analyze
protocol data
Collaborated closely with cross-functional team including engineers, developers and Stakeholders
Designed and Implemented Test Automation frameworks using python and Robot Framework for
Product under Test
Skills and Tool experience:
Good hands-on experience in PCM600,ITT Synthesizer, SATEEN, Zenon SCADA,DNV Unrigid
Products-REX610,REF615,REX640,COM600
Achievements:
Developed python based Modbus Client tool with an interactive UI(pyQt5)for automated Modbus protocol testing and signal verification, Project was recognized with ABB Xtramiler Award.
Developed an inhouse testing tool for generating analog Sample files for simulating REX610 Protection functions, including Disturbance simulation using COMTRADE, Project was recognized with ABB Xtramiler Award.

Protocol TestingCybersecurity

Research Intern

Aug 2019 – Jun 2020 · 10 mos

Project Title: A Novel Software Based Testing Tool for Digital Substation
Project propose a method of Virtual Testing of Digital Substation using IEC61850 Sample Value Protocol, Involves
Testing of IED protection function using SV Streams and validating trip status using GOOSE message.
Converts COMTARDE file to SV streams for Virtual Disturbance Replaying
Skills and Technical experience:
C Programming
Linux Operating Sytem and commands
Linux Networking Concepts and modules
UI Development using QT framework
COMTARDE File Analysis
Omicron CMC