Linux BSP Experience

Silicon Signals; Gujarat; On-site; INR 1,200,000 - 2,100,000; Full time

Job summary

Silicon Signals in India seeks an experienced kernel developer to design and maintain Linux device drivers (character, platform, I2C, SPI, UART) for ARM-based platforms. You will author Device Tree files, port and customize U-Boot, and collaborate with hardware and QA teams to bring up boards.

You will work with Yocto/Buildroot, cross toolchains, and debugging tools (gdb, JTAG, ftrace). Expect mentorship of junior engineers, contributions to upstream kernels, and documentation of designs and

Qualifications

• Device Tree authoring and debugging.

Responsibilities

• Develop and maintain Linux kernel device drivers (character, platform, I2C, SPI, UART).
• Author and debug Device Tree files.
• Port and customize bootloaders (U-Boot).
• Work with build systems such as Yocto and Buildroot, and with cross toolchains.
• Perform board bring-up on ARM / ARM64 platforms.
• Work on kernel internals: interrupts, DMA, memory management, and concurrency/locking.
• Debug using gdb, JTAG, ftrace, printk/dynamic debug, and kernel oops analysis.
• Follow the Git and kernel patch workflow and handle kernel version updates.
• Document designs and follow development processes.
• Collaborate with hardware, QA, and senior engineers, and guide junior team members.

Skills

Device Tree authoring

U-Boot porting

Yocto / Buildroot

Cross toolchains

Board bring-up

Kernel internals

Debugging: gdb/JTAG/ftrace

Kernel patch workflow

C programming

Shell scripting

Git usage

Kernel version updates

Team mentorship

Tools

U-Boot

Yocto

Buildroot

Cross compilers

GDB/JTAG tooling

Ftrace/printk debugging

Job description

• Develop and maintain Linux kernel device drivers (character, platform, I2C, SPI, UART).
• Author and debug Device Tree files.
• Port and customize bootloaders (U-Boot).
• Work with build systems such as Yocto and Buildroot, and with cross toolchains.
• Perform board bring-up on ARM / ARM64 platforms.
• Work on kernel internals: interrupts, DMA, memory management, and concurrency/locking.
• Debug using gdb, JTAG, ftrace, printk/dynamic debug, and kernel oops analysis.
• Follow the Git and kernel patch workflow and handle kernel version updates.
• Document designs and follow development processes.
• Collaborate with hardware, QA, and senior engineers, and guide junior team members.

Required Skills

• Device Tree authoring and debugging.
• Bootloaders: U-Boot porting and customization.
• Build systems: Yocto / Buildroot and cross toolchains.
• Board bring-up on ARM / ARM64 platforms.
• Kernel internals: interrupts, DMA, memory management, concurrency/locking.
• Debugging: gdb, JTAG, ftrace, printk/dynamic debug, kernel oops analysis.
• Strong C and shell scripting.
• Git and kernel patch workflow, and kernel version updates.
• Good English communication skills and the ability to work effectively in a team.

Good to Have

• SoC experience: NXP i.MX, TI Sitara/Jacinto, Qualcomm, Xilinx.
• Secure boot / trusted firmware (TF-A, OP-TEE).
• Upstream kernel contributions.

What We're Looking For

• Strong command of Linux kernel and BSP fundamentals.
• Solid debugging and root-cause analysis skills.
• Ability to work independently and mentor juniors.
• Enthusiasm for developing real-world embedded products.

Required Skills

SW: Build System: Yocto SW: AOSP or Android BSP SW : Programming Languages (C/C++/Java any) SW: Serial Communication Protocols: SPI, I2C, UART, CAN, USB