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Embedded Software Engineer, MCU, RTOS – Zephyr, FreeRTOS

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. Design architectures and develop software solutions for microcontrollers .

Posted 9/23/2026full-timeNantes • FranceMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in embedded software development, particularly in motor control for brushless and stepper motors, utilizing C/C++ within real-time operating systems like Zephyr and FreeRTOS. Proficient in implementing industrial communication protocols and optimizing motor-control algorithms while ensuring reliability through rigorous validation techniques.

Highest-signal resume keywords
Embedded Software DevelopmentMotor Control ExpertiseC/C++ ProficiencyZephyr And FreeRTOS ExpertiseExperience With STM32 Microcontrollers

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Embedded Software DevelopmentMotor ControlC/C++ ProgrammingReal-Time ApplicationsDriver DevelopmentIndustrial Communication ProtocolsAlgorithm OptimizationValidation TechniquesTechnical DocumentationIterative V-Model Development
Soft Skills
Attention To DetailSelf-RelianceTeam-Oriented MindsetProblem SolvingPassion For Technical Challenges
Tools & Technologies
Zephyr OSFreeRTOSGCCSTM32CubeIDEKeilIARJ-LinkST-LinkOscilloscopeLogic Analyzer
Industry Keywords
MicrocontrollersBrushless MotorsStepper MotorsUARTSPII2CCANFieldbus ProtocolsAgile PracticesSafety-Critical Systems

Tech Stack

Tools & technologies
Open SourceRTOSC++

About the role

Key responsibilities & impact
  • Design architectures and develop software solutions for microcontrollers
  • Configure and develop real-time applications on Zephyr OS or FreeRTOS
  • Write drivers and low-level components
  • Design and optimize motor-control algorithms for stepper and brushless/BLDC motors
  • Implement industrial communication protocols and serial interfaces
  • Validate and improve the reliability of developments using an oscilloscope and logic analyzer
  • Resolve complex technical challenges and investigate low-level behavior
  • Monitor developments in microcontrollers and open-source ecosystems
  • Share best practices within the team and contribute to collective skills development
  • Work across the entire product life cycle of connected products and safety-critical industrial systems

Requirements

What you’ll need
  • 4 or more years of experience in embedded software development
  • Significant experience in motor control, including brushless and stepper motors
  • Proficiency in C/C++ in an embedded environment
  • Strong expertise in the Zephyr and FreeRTOS RTOSs
  • Familiarity with iterative V-model development cycles and Agile practices
  • Technical English for documentation and international collaboration
  • Self-reliance, attention to detail, and a passion for demanding technical challenges
  • Team-oriented mindset
  • Proficiency in or experience with STM32, Microchip, and NXP microcontrollers
  • Knowledge of UART, SPI, I2C, CAN, and fieldbus protocols
  • Experience with GCC, STM32CubeIDE, Keil, IAR, J-Link, and ST-Link tools

Benefits

Comp & perks
  • Comprehensive training offering
  • E-learning platform
  • Certification funding
  • Knowledge-sharing tools
  • Attendance at major trade shows and conferences
  • Contribution to white papers
  • Knowledge sharing on the linuxembedded.fr blog
  • Contributions to the Yocto Project and Buildroot community projects
  • Inclusive and diversity-respecting work environment