Embedded Engineer

Job Title: Embedded Firmware Engineer (RF Focus)

Location: Gurgaon, Haryana (On -site)

Employment Type: Full-Time

Experience: 3-5 years

We’re hiring an Embedded Firmware Engineer (3–5 yrs) with strong experience in Sub-GHz RF, LoRa/LoRaWAN, and IoT systems. The role focuses on firmware development, RF communication, and secure telemetry.

About Aaizel Tech

Aaizel Tech is a pioneering tech startup at the intersection of cybersecurity, AI, geospatial solutions, and more. We drive innovation by delivering transformative technology solutions across industries. As part of our dynamic team, you'll gain hands-on experience and learn from experts who are dedicated to pushing the boundaries of what's possible.

Responsibilities

• Develop firmware for STM32 (WL/H/L/F series)

• Design & implement Sub-GHz RF (403/433/868/915 MHz) systems

• Work on LoRa PHY/MAC & LoRaWAN stack (OTAA/ABP, uplink/downlink)

• Perform RF testing & debugging (RSSI, SNR, range testing, SDR/spectrum tools)

• Implement secure communication (AES-128/256, CRC/SHA)

• Develop drivers: UART, SPI, I2C, ADC, DMA

• Work with FreeRTOS (tasks, queues, ISRs, low power)

• Build communication stacks: RS485/Modbus, RS232, MQTT, TCP/IP, UDP

• Implement bootloader & OTA updates

• Debug using SWD/JTAG, logic analyzer, DSO

• Optimize for performance, power, and RF reliability

Requirements

• 3–5 years in embedded firmware + RF systems

• Strong in Embedded C, STM32CubeIDE, HAL/LL

• Hands-on with LoRa/LoRaWAN & Sub-GHz communication

• Understanding of RF fundamentals (link budget, interference, antennas)

• Experience in secure communication (AES)

• Good knowledge of FreeRTOS & industrial protocols (RS485/Modbus)

• Strong debugging skills (firmware + RF)

• Basic hardware/RF PCB understanding

Good to Have

• Experience with ChirpStack / TTN

• Knowledge of FSK/GFSK

• RF certification exposure (CE/FCC/ETSI)

How to Apply

• Please submit your resume, portfolio, and a cover letter outlining your relevant experience and how you can contribute to Aaizel Tech’s success.

Role: Powertrain Diagnostics Engineer 

Location: Bengaluru 

Experience: 3-5 years 

About company: 

Requisimus is an IT consulting and service organization headquartered in Germany. With over 25 years of expertise and global presence, we are committed to customer excellence and focused in addressing niche areas of product engineering, process consulting and software development in automotive, railways, production automation, data management and business IT domains. Requisimus, India incubated since 2023, is focused to provided consulting and services for embedded product development and software solutions. 

Job Summary: 

The Powertrain Diagnostic Trouble Codes (DTC) Specialist having responsibilities for developing and managing the diagnostic trouble codes for powertrain systems. This role involves collaboration with cross-functional teams to ensure on-time delivery of diagnostic solutions that meet quality and regulatory standards. 

Key Responsibilities: 

• DTC Development and Management: 
• Experience in Diagnostics and Fault Management 
• Developing powertrain diagnostic strategies and DTCs, understanding of DTC Structure. 
• Ensure that diagnostic systems meet OBD I and II (On-Board Diagnostics) standards. 
• Maintain and update the DTC related Documents as new systems are developed and existing 
• systems are modified. 
• Knowledge of ISO14229. 
• Experienced programming with C/C++ 

Collaboration and Communication with Testing and Validation Team: 

• Working closely with the validation and vehicle testing teams for resolving reported issues to improve overall vehicle performance. 
• Based on testing & validate feedback: Analyzing, Diagnosing, Debugging and troubleshooting reported software issues, providing effective solutions. 
• Coordinate with software developers to ensure seamless operation and accurate reporting of DTCs. 
• Perform root cause analysis for diagnostic emissions and drivability cases. 

Documentation and Reporting: 

• Prepare comprehensive documentation for diagnostic algorithms and code functionalities. 
• Report on the performance and accuracy of diagnostic systems 

Support and Training: 

• Provide technical support to internal teams and external customers regarding diagnostic 
• systems. 
• Develop training materials and conduct training sessions 

Senior Embedded Software Engineer – U-boot, Linux Kernel & Device Drivers

Company Name: SAS One Pvt Ltd (www.sasone.in)

Location: Bengaluru, India

Experience: 6+ years

Job Summary:

We are looking for a highly skilled Senior Embedded Software Engineer experienced in Embedded C development, Linux Kernel programming, and Device Driver design. The ideal candidate will contribute to low-level software development for embedded systems, working closely with hardware teams to design, implement, and optimize drivers and kernel modules for next-generation platforms.

Key Responsibilities:

• Design, develop, and debug embedded software in C for SoM(System On Modules).
• Develop and maintain board support packages (BSPs), bootloaders, and low-level firmware.
• Work on real-time performance optimization, memory management, and inter-process communication.
• Develop and maintain Linux kernel modules and device drivers for various peripherals (I2C, SPI, UART, GPIO, USB, PCIe, HDMI, etc.).
• Collaborate with hardware engineers for bring-up, debugging, and validation of new boards.

Required Skills & Experience:

• Bachelor’s or Master’s degree in Electronics, Computer Engineering, or related field.
• 6+ years of hands-on experience in embedded software development.
• Strong proficiency in Embedded C.
• Deep understanding of Linux Kernel internals, device driver architecture, and hardware software interaction.
• Familiarity with ARM architecture, SoC bring-up, and YOCTO environments is a plus.
• Strong debugging and analytical skills, with the ability to work independently in fast-paced environments.

Preferred / Good-to-Have Skills:

• Exposure to Yocto Project, U-Boot, and bootloader customization.
• Experience with embedded Linux distributions or open-source contributions.
• Understanding of hardware schematics and signal analysis (oscilloscope, logic analyzer).

Build new features, enhance existing functionality and fix issues in the Windows Desktop application.

Help develop and maintain UI component library (Windows, dialogs , complex widgets)

Advise and assist the other developers in the Desktop.

Skills required

1. Very strong programming skills in UI development using Qt/C++
2. A strong ability to think about components and modules as they relate to other components as part of a larger system.
3. QML knowledge is a plus
4. Cross platform application development knowledge is a plus, not mandatory
5. A very strong attention to detail and the willingness to deliver pixel perfect UI according to the designs.
6. Must have: Very strong in ModelView architecture
7. Must have : In-depth C++, STL, and data structures knowledge

Desirable : Familiar with unit test frameworks like QtTest or Gtest

Desirable : Experienced with Agile methodology

Desirable : Knowledge in GIT or any other config management tool

Good understanding of object oriented techniques methodologies.

Good hands-on experience of C++ system programming and design.

Key Skills

C/C++, Qt, STL, Design, QML

Experience In product development is good to have

Embedded System Engineer

Working on Embedded programming on the microcontroller, Linux/Android OS development

Working on component sourcing, PCB Design and fabrication

Working on assembly and testing

Working on field deployment and Testing

Skills:

Embedded Systems

C Programming

Must be exceptionally good in Embedded Systems C programming, testing/ debugging and in advanced C concepts

Capable of working in Embedded Systems based projects based on 8 and 32 bit microcontrollers (STM32)

Experience with communication protocols and peripherals like UART, SPI, RTC, Ethernet

Hands on experience in IDE like Keil, AVR Studio, MPLAB

Strong documentation and writing skills

Work Experience

1-3 years preferable, fresher with good embedded system knowledge can also apply

Relevant experience: 2-3 years

Responsibilities:

1. Should be good at, C, C++, Linux driver development
2. Should have worked in protocol like i2S, SPI, i2C. rf, 6lowpan, Tcp / Ip stack etc..
3. Experience in porting MbedOS , FreeRTOS to different boards is good.
4. Analyzing and enhancing efficiency, stability and scalability of system resources
5. Design, develop, code, test and debug system software
6. Provide post production support
7. Interface with hardware design and development

Requirements:

1. Proven working experience in software engineering
2. Experience in hands-on development and troubleshooting on embedded targets
3. Solid programming experience in C or C++
4. Adequate knowledge of reading schematics and data sheets for components
5. Strong documentation and writing skills

Note: Self-motivated, goal oriented and good analytical skills.

Experience in programming Embedded C applications.

• Strong development experience in embedded C and RTOS

• Strong debugging skills

• Embedded development tools and methodologies

• Version Control Systems – Clear Case / RTC /GIT

Should have detailed knowledge on microcontrollers / microprocessors

Should have detailed knowledge on Battery Electric Vehicle Powertrain (BEV), Fuel Cell and H2-Motor

Should have detailed knowledge in powertrain function development for BEV, Fuel Cell and H2-Motor 

Strong development experience in MATLAB for powertrain function development

Strong development experience in CAN / LIN /Flexray / UDS / KWP, SPI communication protocols

Knowledge in tools like CANalyser / CANoe, CANDiva, CANstress, CANDELA studio, Lauterbach

Experience in scripting languages like Shell / Perl / CAPL / Make etc.,

Experience in using tools like Logiscope / Function Generator / Oscilloscope, etc

Experience in configuration management & defect tracking tools

Automotive domain and powertrain systems knowledge a plus

Ability to work as part of a dedicated project team and independently

Strong communication and interpersonal skills.

Must be a self-starter.

Job Description:

Looking for engineers with one of the below requirements:

• 2-5 years of embedded development experience in a Linux environment with C programming
• With Option1:
• EDK2 experience
• SCT experience
• knowledge of TPMs
• With Option2:
• worked on bootloaders or uboot