Embedded OS Engineer
Tasks
- Advise on cloud build infrastructure to reduce QEMU overhead
- Build Yocto images using BitBake
- Configure systemdnetworkd network mode switching
- Create headless reliable bash scripts and systemd units for rootfs post install
- Create patch files against pinned BSP
- Debug BitBake task pipeline failures
- Generate security compliance artifacts
- Harden accounts shadow hygiene and PAM configuration
- Implement OS monitoring and watchdog patterns
- Implement ROOTFS_POSTPROCESS_COMMAND customizations
- Implement USB logging and file transfer services
- Integrate Prometheus node exporter and process exporter
- Maintain Jenkins pipelines for concurrent Yocto builds
- Maintain Yocto layers and image recipes
- Manage apt and dpkg package pinning and held packages
- Manage package inclusion exclusion and dependency graphs
- Optimize build performance with parallelization and shared sstate cache
- Own Ubuntu based Linux firmware stack
- Patch and harden embedded rootfs using Ubuntu ESM
- Profile and diagnose slow boot and memory pressure
- Remediate security findings with SSH hardening and port reduction
- Remove unnecessary services from production images
- Stage artifacts to avoid race conditions
- Tune Jenkins agents for performance and reproducibility
- Use tooling for headless debugging and session management
- Write BitBake bb recipes and bbappend overlays
- Write systemd service units and timers for boot sequencing
Perks/Benefits
- N/A
Skills/Tech-stack
APT | ARM64 | Bash | Bitbake | CI/CD | Cross-compilation | Cross-platform | Cross-platform development | Docker | Dpkg | Embedded Linux | Grafana | Grafana dashboards | Jenkins | Linux | Nessus | Node Exporter | OpenSSH | Patch Management | Platform Development | Process exporter | Prometheus | Prometheus Exporter | QEMU | ROOTFS_POSTPROCESS_COMMAND | SSH | Sstate Cache | Systemd | Systemdnetworkd | Ubuntu | Udev | Yocto project
Education
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