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Maimsd Technology

Modbus Protocol Test Engineer - Embedded Testing

๐Ÿ“ŒPune, India ๐Ÿ‡ฎ๐Ÿ‡ณ

โฑ๏ธŽ full-time

๐Ÿง™โ€โ™‚๏ธ senior

on-site

Job Title : Modbus Protocol Test Engineer

Location : Pune

Experience : 6 to 12 Years

Employment Type : Full-Time | On-site/Hybrid

Job Overview

We are hiring a Protocol Test Engineer with strong expertise in Modbus communication protocol. The ideal candidate should have deep knowledge of embedded systems, field devices, and industrial automation protocols like Modbus RTU/TCP, with hands-on experience in validation and field simulation testing.

Key Responsibilities

  • Validate Modbus communication between master-slave devices
  • Perform packet-level analysis and log decoding
  • Use tools like Modbus Poll, ModScan, pymodbus, or in-house simulators
  • Write test cases, simulate device behaviors, and perform regression tests
  • Interface with hardware and firmware teams for integration issues
  • Document protocol compliance, errors, and traceability logs

Requirements

  • 6 to 12 years of experience in embedded or protocol testing
  • Strong understanding of Modbus RTU, TCP/IP
  • Experience using protocol analyzers, test benches, or writing custom Python test scripts
  • Knowledge of registers, coils, bits, and data integrity validation
  • Good grasp of RS-485, TCP/IP stacks, and industrial automation flows

Preferred

  • Familiarity with CAN, BACnet, or other industrial protocols
  • Experience testing PLC, SCADA, or IoT Gateways
  • Basic knowledge of Python or C scripting for test automation

Mobus Testing : (likely Modbus : Protocol Testing for Industrial : Embedded systems, industrial automation, PLCs, IoT

(ref:hirist.tech)
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  • Employment

    โฑ๏ธŽ full-time

  • Experience

    ๐Ÿง™โ€โ™‚๏ธ senior

  • Working model

    on-site

  • Skills
  • Industry
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