Senior Embedded Linux Engineer (Yocto BSP)

TopGrep Tech Private Limited; Bengaluru; On-site; INR 2,500,000 - 4,000,000; Full time

Job summary

TopGrep Tech Private Limited in Bengaluru seeks an experienced Embedded Linux engineer to maintain and evolve Yocto BSPs for ARM-based platforms, migrate to LTS releases, and optimize boot times. You will integrate kernel patches, manage Yocto layers, and refine image footprints for robust deployments.

The role requires 5+ years of embedded Linux development and strong Yocto expertise, with activities spanning systemd, Bluetooth bring-up, and cross-compilation workflows in a fast-paced

Qualifications

• 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.

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.
• 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 Project

Linux kernel configuration

NXP i.MX6

Systemd optimization

Embedded Linux debugging

Cross-compilation

Git workflows

Tools

BitBake

bbappend

Git

Cross-compilation toolchains

Perf/ftrace

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:

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

Skills:- Embedded Linux, YOCTO, BSP, Linux kernel, BitBake, Embedded C, Device Driver Development, NXP i.MX6, Systemd, Git, Boot Time Optimization, System integration, Embedded Systems and Embedded software