Hardware Security Engineer IV

We are seeking a Hardware Security Engineer to join our client's team focused on device security and hardware validation. This role is essential in ensuring our products meet the highest security standards through comprehensive requirement verification, security assessment, and implementation oversight. You will work at the intersection of hardware design, security engineering, and manufacturing processes to deliver secure, reliable products to millions of customers worldwide.

• Verify and validate security across the entire hardware lifecycle for the client's devices.
• Ensure that manufactured hardware meets design specifications and security implementation requirements through systematic evaluation of components and assemblies.
• Verify that designs are implemented without unauthorized modifications or component substitutions.
• Ensure all hardware meets established design requirements and test hardware to confirm that security features are properly enforced.
• Review schematics and hardware samples to verify compliance with circuit designs.
• Interface with manufacturers and suppliers directly and review the security compliance evidence they provide.
• Identify hardware backdoors and attempts to circumvent hardware-based security features.
• Partner with multiple stakeholders to accomplish these tasks.

• Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or related technical field.
• 5+ years of experience in hardware security, embedded systems security, or similar.
• Experience designing, testing, and analyzing circuit designs and PCB layouts.
• Knowledge of threat modeling, secure boot implementations, and cryptography (RSA, AES, HMAC, PQC).
• Experience with manufacturing security processes including secret provisioning and secure production flows.
• Hands‑on experience testing, debugging, or hacking hardware using common electronics test equipment.

• Master's degree in a relevant technical field or equivalent advanced experience.
• Knowledge of side‑channel attack analysis and associated countermeasures.
• Knowledge of manufacturing processes and procedures, especially automated quality inspection techniques.
• Experience writing technical documents, project plans, and progress reports to leadership and stakeholders.
• Knowledge of debug interface security (JTAG, BDM, anti‑rollback mechanisms, and fault injection protection).
• Experience programming in at least one modern language such as C, C++, or Rust.

• Medical, dental & vision
• 401(k)/Roth
• Life & AD&D insurance (Basic/Supplemental)
• Short- and long-term disability
• Health and Dependent Care Spending Accounts (HSA & DCFSA)
• Transportation benefits
• Employee Assistance Program
• Paid time off/leave (PTO, vacation, or sick leave)

Contract position based out of Seattle, WA.

The pay range for this position is $ – $.

We reserve the right to pay above or below the posted wage based on factors unrelated to sex, race, or any other protected characteristic.

Fully onsite position in Seattle, WA.

Position is anticipated to close on Dec 29 2025.

We are an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information, or any characteristic protected by law.