Embedded Linux Engineer (Yocto BSP)

TopGrep Tech Private Limited; Bengaluru; On-site; INR 1,800,000 - 3,000,000; Full time

Job summary

TopGrep Tech Private Limited in Bengaluru, India, is seeking an experienced Embedded Linux engineer to maintain and enhance the Yocto BSP for the TechNexion PICO-IMX6 DualLite platform. The role includes migrating from Yocto Zeus to a newer LTS release, integrating NXP kernel patches, and optimizing boot time and performance.

You will also refine the Linux kernel configuration, reduce image footprint by removing unnecessary services, update Bluetooth stack firmware, and ensure robust

Qualifications

• 5+ years of Embedded Linux development experience.
• 2+ years of hands-on Yocto Project experience.

Responsibilities

• Maintain and enhance the Yocto BSP for the TechNexion PICO-IMX6 DualLite (NXP i.MX6) platform.
• Assess and execute migration from Yocto Zeus to a newer LTS release (e.g., Dunfell/Kirkstone).
• Integrate stable Linux kernel patches from NXP and mainline.
• Optimize system boot time, startup sequence, and overall performance.
• Remove unnecessary services and packages to reduce image footprint.
• Update and stabilize the Bluetooth stack (BlueZ and firmware).
• Optimize Linux kernel configuration, power management, and CPU tuning.
• Debug CPU, memory, storage, and I/O performance issues.
• Maintain Yocto layers, build process, and technical documentation.
• Define and maintain eMMC/SD storage layouts for boot, rootfs, data, and update partitions.

Skills

Embedded Linux

Yocto

BitBake

Linux kernel configuration

Cross-compilation

Git workflows

Bluetooth

ARM architecture

Device Driver Development

C programming

Tools

Git

U-Boot

Qt

Job description

• Maintain and enhance the Yocto BSP for the TechNexion PICO-IMX6 DualLite (NXP i.MX6) platform.
• Assess and execute migration from Yocto Zeus to a newer LTS release (e.g., Dunfell/Kirkstone).
• Integrate stable Linux kernel patches from NXP and mainline.
• Optimize system boot time, startup sequence, and overall performance.
• Remove unnecessary services and packages to reduce image footprint.
• Update and stabilize the Bluetooth stack (BlueZ and firmware).
• Optimize Linux kernel configuration, power management, and CPU tuning.
• Debug CPU, memory, storage, and I/O performance issues.
• Maintain Yocto layers, build process, and technical documentation.
• Define and maintain eMMC/SD storage layouts for boot, rootfs, data, and update partitions.

Key Responsibilities

• Maintain and enhance the Yocto BSP for the TechNexion PICO-IMX6 DualLite (NXP i.MX6) platform.
• Assess and execute migration from Yocto Zeus to a newer LTS release (e.g., Dunfell/Kirkstone).
• Integrate stable Linux kernel patches from NXP and mainline.
• Optimize system boot time, startup sequence, and overall performance.
• Remove unnecessary services and packages to reduce image footprint.
• Update and stabilize the Bluetooth stack (BlueZ and firmware).
• Optimize Linux kernel configuration, power management, and CPU tuning.
• Debug CPU, memory, storage, and I/O performance issues.
• Maintain Yocto layers, build process, and technical documentation.
• Define and maintain eMMC/SD storage layouts for boot, rootfs, data, and update partitions.

Required Skills

Mandatory

• 5+ years of Embedded Linux development experience.
• 2+ years of hands-on Yocto Project experience.

Strong Expertise In

• Yocto (recipes, meta-layers, BitBake, bbappend)
• Linux kernel configuration and patching
• NXP i.MX6 or similar embedded platforms
• Systemd optimization and boot profiling
• Embedded Linux debugging (dmesg, perf, ftrace, systemd-analyze)
• BlueZ and Bluetooth bring-up
• Cross-compilation, toolchains, and Git workflows

Preferred

• Yocto LTS migration experience.
• U-Boot optimization.
• Embedded power optimization.
• Secure Boot and OTA update concepts.
• Exposure to Qt-based embedded systems.

Key Deliverables

• Optimized and maintainable Yocto BSP.
• Reduced system boot time.
• Lean system image with redundant services removed.
• Stable Bluetooth stack with updated patches.
• Updated Linux kernel with critical fixes.
• Documented Yocto layers and build process.
• Migration plan for the latest Yocto LTS.
• Defined storage partition layout for deployment.

Experience:

5+ Years in Embedded Linux (Minimum 2+ Years with Yocto)

Skills:

Skills:- Embedded Systems, Embedded Linux, Embedded C, yocto, BSP, Device Driver Development, Bitbake, Git, Linux kernel, Kernel Programming, DTS, ARM architecture, nxp, bootloader, crash analysis, Bluetooth, BlueZ, Firmware development, Firmware and Embedded software