Instrument Development Engineer Embedded Systems

We are looking for an Embedded Systems / Instrument Development Engineer to join our R&D team for the development of industrial flow meters and process instrumentation.

The candidate will be responsible for developing microcontroller-based electronic instruments, including firmware, sensor interfacing, display, communication, signal processing, calibration and troubleshooting.

The ideal candidate should have a strong practical understanding of both embedded programming and industrial instrumentation.

Key Responsibilities1. Microcontroller & Firmware Development

• Develop firmware for microcontroller-based flow meters and industrial instruments.
• Program and configure microcontrollers such as STM32, PIC, AVR, ESP32, Renesas or similar platforms.
• Develop firmware for flow measurement, flow calculation, totalization and batch control.
• Implement algorithms for K-factor, flow rate, total flow, pulse counting and frequency measurement.
• Develop parameter configuration and calibration functions.
• Implement EEPROM/Flash memory storage for calibration and configuration parameters.
• Develop reliable firmware suitable for continuous industrial operation.
• Debug and optimize existing firmware.

2. Sensor & Signal Interfacing

• Interface different types of flow sensors with microcontrollers.
• Work with pulse, frequency, analog, magnetic pickup, Hall sensor and other sensor signals.
• Develop signal-conditioning and filtering techniques.
• Interface 4–20 mA, 0–10 V, pulse and frequency signals.
• Develop suitable circuits for sensor excitation, signal acquisition and processing.
• Troubleshoot noise, signal instability and measurement errors.

3. Display & User Interface

• Develop interfaces for LCD, TFT, OLED or segment displays.
• Develop keypad/button-based user interfaces.
• Create menus for configuration, calibration and parameter setting.
• Implement display of flow rate, totalizer, batch quantity, units and diagnostic information.

4. Industrial Communication

Develop and troubleshoot communication interfaces such as:

• RS-485
• Modbus RTU
• Modbus TCP, where required
• HART, where applicable
• UART, SPI, I²C, CAN and other embedded interfaces
• Communication with PLC, SCADA and other industrial systems

5. Flow Meter Development

Work closely with the mechanical and instrumentation team to develop complete flow-meter products.

Responsibilities may include:

• Turbine Flow Meter
• Oval Gear Flow Meter
• Electromagnetic Flow Meter
• Vortex Flow Meter
• Thermal Mass Flow Meter
• Flow Totalizer
• Batch Controller
• Fuel Consumption Measurement System

Develop the electronics and firmware required for:

• Flow measurement
• Flow indication
• Totalization
• Batch measurement
• Alarm functions
• Data logging
• Communication
• Calibration
• Diagnostic functions

6. Calibration & Testing

• Develop and implement calibration procedures for flow instruments.
• Work with laboratory/calibration systems to determine and adjust K-factor.
• Analyze flow-meter test data.
• Perform accuracy and repeatability analysis.
• Troubleshoot errors between actual flow and indicated flow.
• Support product testing and validation.
• Prepare test procedures and technical documentation.

7. Hardware Development & Troubleshooting

• Understand electronic circuit design and PCB functionality.
• Work with hardware engineers/PCB designers for new product development.
• Select suitable microcontrollers, ADCs, DACs, communication ICs, power supplies and other components.
• Review schematics and PCB layouts.
• Perform hardware bring-up and debugging.
• Use tools such as multimeter, oscilloscope, logic analyzer and programmer/debugger.
• Identify and resolve hardware/firmware integration problems.

8. Product Development

• Participate in complete product development from concept to production.
• Convert customer/application requirements into technical specifications.
• Develop prototypes and conduct functional testing.
• Support PCB development, firmware development and enclosure integration.
• Work with Production and QC teams for product transfer to manufacturing.
• Support field/service teams in troubleshooting instrument-related issues.
• Improve existing products based on customer feedback and field performance.

Required Technical Skills

• Strong knowledge of Embedded C / C++.
• Practical experience in microcontroller programming.
• Good understanding of microcontroller architecture and peripherals.
• Experience with ADC, DAC, timers, counters, PWM, interrupts and communication interfaces.
• Good knowledge of UART, SPI, I²C and RS-485.
• Experience with Modbus RTU is preferred.
• Knowledge of industrial instrumentation and measurement systems.
• Understanding of flow measurement principles will be an advantage.
• Knowledge of analog signal processing and 4–20 mA circuits.
• Basic knowledge of PCB hardware and electronic components.
• Ability to read electronic schematics.
• Good debugging and troubleshooting skills.

Preferred Experience

Experience in any of the following areas will be highly preferred:

• Flow Meter Development
• Industrial Instrumentation
• Process Automation
• Embedded Systems
• PLC/SCADA Integration
• Data Acquisition Systems
• Energy/Fuel Monitoring Systems
• Industrial IoT
• Electronic Measuring Instruments

Key Personal Qualities

• Strong problem-solving ability
• Practical and hands-on approach
• Good analytical skills
• Ability to troubleshoot independently
• Interest in product development and R&D
• Ability to work with mechanical, electronics, production and QC teams
• Willingness to learn new technologies