Embedded Linux OS Engineer for Drones (Yocto/BitBake)

Saint Cyr Partners; Salt Lake City (UT); On-site; USD 110,000 - 170,000; Full time

Job summary

Saint Cyr Partners seeks an hands-on Embedded OS Engineer to own the Ubuntu-based Linux firmware stack on our MK2 drone platform (Qualcomm QRB5165). You will build the OS, keep it secure, reliable, and ship it through automated CI/CD pipelines.

This role requires deep work on low-level OS internals, Yocto BitBake, and headless hardware. You will maintain build system, patch BSP, optimize builds, and harden the root filesystem across Jenkins/GitLab pipelines.

Qualifications

• Experience building embedded Linux firmware stacks.
• Strong experience with Yocto/BitBake and BSP customization.
• Headless device development and field diagnostics.

Responsibilities

• Own and maintain the Ubuntu-based Linux firmware stack for the MK2 drone platform.
• Ship OS builds through automated CI/CD pipelines; keep images secure and reliable.
• Write and maintain recipes, patches, and overlays for upstream BSPs.
• Tune build performance and manage package inclusion/exclusion across builds.
• Implement ROOTFS post-processing and OS hardening for production images.

Skills

Yocto/BitBake

Embedded Linux

CI/CD pipelines

Shell scripting

Debugging

Performance tuning

Education

Bachelor's degree in Computer Science or related field

Tools

Yocto

BitBake

QEMU

Jenkins

GitLab

Docker

systemd

Job description

Saint Cyr Partners seeks an hands-on Embedded OS Engineer to own the Ubuntu-based Linux firmware stack on our MK2 drone platform (Qualcomm QRB5165). You will build the OS, keep it secure, reliable, and ship it through automated CI/CD pipelines.

This role requires deep work on low-level OS internals, Yocto BitBake, and headless hardware. You will maintain build system, patch BSP, optimize builds, and harden the root filesystem across Jenkins/GitLab pipelines.