Junior Operating Systems Engineer (Embedded Linux / Yocto)

Accelint

$100K — $120K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Active U.S. national security clearance required or ability to obtain one
  • Experience with building custom Linux images using the Yocto Project
  • Knowledge of immutable, A/B-updatable OS architecture
  • Abilities in packaging and troubleshooting system services on embedded hardware
  • Skills in OS hardening and compliance configurations
  • Experience debugging boot, kernel, and userspace issues
  • Familiarity with generative AI tools for development tasks

Responsibilities

  • Build and maintain custom Linux images using the Yocto Project
  • Support secure boot and update tooling for an A/B-updatable OS architecture
  • Integrate and troubleshoot system services and third-party software
  • Contribute to OS hardening efforts, including FIPS mode
  • Debug issues related to boot, kernel, driver, and userspace
  • Utilize generative AI tools for development acceleration
  • Document build processes and provisioning workflows

Benefits

  • Paid Time Off
  • Paid Company Holidays
  • Medical, Dental & Vision Insurance
  • Optional HSA and FSA
  • Base and Voluntary Life Insurance
  • Short Term & Long-Term Disability Insurance
  • 401k Matching
  • Employee Assistance Program
Full Job Description
Job Description

  • Junior Operating Systems Engineer (Embedded Linux / Yocto)
  • Full time
  • San Diego, CA - On-Site


*This position requires an active U.S. national security clearance. To learn more about the security clearance process please access this link.

Duties and Responsibilities

  • Build and maintain custom Linux images using the Yocto Project (recipes, layers, BitBake, kernel configuration)
  • Support an immutable, A/B-updatable OS image architecture, including secure boot and update tooling
  • Package, integrate, and troubleshoot system services, drivers, and third-party software on embedded x86 hardwar
  • Contribute to OS hardening efforts (FIPS mode, secure boot, compliance-driven configuration)
  • Debug boot, kernel, driver, and userspace issues on real appliance hardware
  • Use generative AI tools daily to accelerate development: writing and reviewing recipes, generating test scaffolding, drafting documentation, and debugging build failures
  • Write clear documentation for build processes, image releases, and provisioning workflows


Required Qualifications

  • Currently holds an active U.S. national security clearance or be able to receive and maintain one. To learn more about the security clearance process please access this link.
  • Build and maintain custom Linux images using the Yocto Project (recipes, layers, BitBake, kernel configuration)
  • Support an immutable, A/B-updatable OS image architecture, including secure boot and update tooling
  • Package, integrate, and troubleshoot system services, drivers, and third-party software on embedded x86 hardwar
  • Contribute to OS hardening efforts (FIPS mode, secure boot, compliance-driven configuration)
  • Debug boot, kernel, driver, and userspace issues on real appliance hardware
  • Use generative AI tools daily to accelerate development: writing and reviewing recipes, generating test scaffolding, drafting documentation, and debugging build failures
  • Write clear documentation for build processes, image releases, and provisioning workflows


Preferred Qualifications

  • Hands-on experience with the Yocto Project, Buildroot, or another embedded Linux build system
  • Exposure to Rocky Linux / RHEL-family distributions
  • Familiarity with secure boot, TPM, disk encryption, or FIPS 140-3 concepts
  • Experience with network security tooling (Suricata, Zeek, packet capture)
  • Exposure to compliance frameworks (CMMC, NIST 800-171)
  • Basic C or Rust reading ability for kernel/driver troubleshooting
  • Homelab, open-source contributions, or relevant personal projects


Clearance Requirements

Some positions will require access to U.S. National Security information. Positions that require this access will be required to receive and maintain a U.S. government personnel security clearance (PCL). In order to qualify for this position, the candidate must be a US Citizen and either currently possess this National Security eligibility or be able to complete the investigation application process with a favorable determination and maintain that eligibility throughout their employment. To learn more about the security clearance process please access this link.

Pay Scales & Benefits

The listed pay scale reflects the broad, minimum to maximum, pay scale for this position for the location for which it has been posted and is not a guarantee of compensation or salary. Other compensation considerations may include, but are not limited to, job responsibilities, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, or other applicable factors.

Benefits include...

  • Paid Time Off
  • Paid Company Holidays
  • Medical, Dental & Vision Insurance
  • Optional HSA and FSA
  • Base and Voluntary Life Insurance
  • Short Term & Long-Term Disability Insurance
  • 401k Matching
  • Employee Assistance Program


The pay range for this role is:

100,000 - 120,000 USD per year (San Diego, CA (HDG))

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