Embedded Hardware & Firmware Engineer – Power Electronics
Budget: ₹12,500 – ₹37,500 INR
Project Overview
We are seeking an experienced Embedded Hardware & Firmware Engineer with strong expertise in power electronics to design and develop a complete hardware and firmware solution for a variable-frequency, variable-voltage AC power supply.
The system will generate a controlled AC output from a high-voltage DC input source and will be controlled through an SPI interface.
Technical Requirements
Input
* DC Input Voltage: 120VDC to 150VDC
Output
* Output Frequency: 0 to 100 Hz (programmable)
* Output Voltage: 20VAC to 100VAC RMS (programmable)
* Stable output regulation across operating range
Control Interface
* SPI interface for:
* Frequency adjustment
* Output voltage/amplitude adjustment
* Status and fault monitoring (preferred)
Scope of Work
Hardware Design
* Power stage topology selection (Full-Bridge / Half-Bridge inverter)
* MOSFET/IGBT selection
* Gate driver design
* Input and output protection circuitry
* Power supply design for control electronics
* Voltage and current sensing circuits
* PCB schematic and layout
* Design documentation and BOM
Firmware Development
* Embedded C firmware
* PWM/SPWM generation
* Closed-loop voltage control (preferred)
* Frequency control (0-100 Hz)
* SPI communication protocol
* Fault handling and protection:
* Over-current
* Over-voltage
* Under-voltage
* Over-temperature
* Calibration and testing routines
Deliverables
* Complete hardware design files
* Schematics
* PCB layout
* BOM
* Gerber files
* Complete embedded firmware source code
* Firmware documentation
* Manufacturing and bring-up support
* Test procedure and validation report
Required Skills
* Embedded C programming
* Power electronics and inverter design
* Digital control systems
* SPI communication
* MCU-based embedded systems
* PCB design tools (Altium, KiCad, Eagle, etc.)
* Experience with AC inverter, motor drive, UPS, VFD, or power conversion products
Preferred Experience
* SPWM inverter design
* Closed-loop voltage regulation
* High-voltage power electronics
* EMC/EMI considerations
* Production-ready embedded hardware development
When applying, please provide:
* Relevant project experience
* Hardware platforms previously used
* Examples of inverter/power electronics designs
* Estimated timeline and budget
We are seeking an experienced Embedded Hardware & Firmware Engineer with strong expertise in power electronics to design and develop a complete hardware and firmware solution for a variable-frequency, variable-voltage AC power supply.
The system will generate a controlled AC output from a high-voltage DC input source and will be controlled through an SPI interface.
Technical Requirements
Input
* DC Input Voltage: 120VDC to 150VDC
Output
* Output Frequency: 0 to 100 Hz (programmable)
* Output Voltage: 20VAC to 100VAC RMS (programmable)
* Stable output regulation across operating range
Control Interface
* SPI interface for:
* Frequency adjustment
* Output voltage/amplitude adjustment
* Status and fault monitoring (preferred)
Scope of Work
Hardware Design
* Power stage topology selection (Full-Bridge / Half-Bridge inverter)
* MOSFET/IGBT selection
* Gate driver design
* Input and output protection circuitry
* Power supply design for control electronics
* Voltage and current sensing circuits
* PCB schematic and layout
* Design documentation and BOM
Firmware Development
* Embedded C firmware
* PWM/SPWM generation
* Closed-loop voltage control (preferred)
* Frequency control (0-100 Hz)
* SPI communication protocol
* Fault handling and protection:
* Over-current
* Over-voltage
* Under-voltage
* Over-temperature
* Calibration and testing routines
Deliverables
* Complete hardware design files
* Schematics
* PCB layout
* BOM
* Gerber files
* Complete embedded firmware source code
* Firmware documentation
* Manufacturing and bring-up support
* Test procedure and validation report
Required Skills
* Embedded C programming
* Power electronics and inverter design
* Digital control systems
* SPI communication
* MCU-based embedded systems
* PCB design tools (Altium, KiCad, Eagle, etc.)
* Experience with AC inverter, motor drive, UPS, VFD, or power conversion products
Preferred Experience
* SPWM inverter design
* Closed-loop voltage regulation
* High-voltage power electronics
* EMC/EMI considerations
* Production-ready embedded hardware development
When applying, please provide:
* Relevant project experience
* Hardware platforms previously used
* Examples of inverter/power electronics designs
* Estimated timeline and budget