Senior Software Engineer

1 week ago

Irvine, CA, United States Integrated Resources Full time
Job Title: Senior Software Engineer - Android OS
Job Location: Full Onsite - Irvine, CA
Job Duration: 12 Months (possibility of extension)
Payrate: $60 - $90/hr. on w2
Job Summary:
  • We are looking for a Senior Software Engineer with deep experience in Android OS and AOSP platform engineering.
  • In this role, you will own and enhance a customized Android 5-based operating system used within a Class III medical device.
  • You will customize and harden the OS, improve system performance, integrate hardware components, and ensure the platform meets strict medical-device cybersecurity and regulatory requirements.
Key Responsibilities:
  • Update and modify Android OS (version 5) to address security issues and compliance needs.
  • Customize and maintain an AOSP fork, including frameworks, system services, and configuration.
  • Apply OS-level patches and security settings aligned with FDA and EU cybersecurity guidance.
  • Integrate BSPs, HALs, vendor patches, and hardware drivers with the Android platform.
  • Perform board bring-up (U-Boot, device tree, kernel integration).
  • Conduct low-level debugging using UART, JTAG, and similar tools.
  • Modify Linux kernel components and device drivers when required.
  • Improve system performance, resource usage, and inter-process communication (Binder/AIDL).
  • Use system-level profiling tools to identify and fix issues.
  • Fix OS- and kernel-level vulnerabilities and Reduce OS/kernel attack surfaces.
  • Implement OTA update mechanisms.
  • Support cybersecurity risk analysis and threat modeling.
  • Perform OS-level verification and validation following IEC 62304.
  • Support risk management efforts aligned with ISO 14971.
  • Participate in audits and reviews to maintain regulatory compliance.
  • Work with app developers to ensure compatibility.
  • Partner with cybersecurity, system engineering, and quality teams.
  • Create and maintain architecture docs, test plans, and traceability matrices.
  • Ensure documentation is complete and audit-ready.
Required Qualifications:
  • Bachelor's or Master's degree in Computer Engineering, Computer Science, Electrical Engineering, or related field.
  • 7+ years of software engineering experience.
  • 3+ years working with Android OS / AOSP.
  • Strong experience with AOSP builds, Android frameworks, and kernel modification.
  • Solid understanding of Linux internals and embedded systems.
  • Experience in regulated environments.
  • Knowledge of IEC 62304, ISO 14971, and related standards.
  • Familiarity with cybersecurity risk assessment and vulnerability remediation.
Preferred Qualifications:
  • Experience with legacy Android (Android 5).

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