Senior Security Engineer (Tee/ ARM TrustZone)

Senior Security Engineer (Tee/ ARM TrustZone) Sony Interactive Entertainment paid time off, 401(k) United States, California, San Mateo Mar 17, 2026 Why PlayStation? PlayStation isn't just the Best Place to Play - it's also the Best Place to Work. Today, we're recognized as a global leader in entertainment producing The PlayStation family of products and services including PlayStation5, PlayStation4, PlayStationVR, PlayStationPlus, acclaimed PlayStation software titles from PlayStation Studios, and more. PlayStation also strives to create an inclusive environment that empowers employees and embraces diversity. We welcome and encourage everyone who has a passion and curiosity for innovation, technology, and play to explore our open positions and join our growing global team. The PlayStation brand falls under Sony Interactive Entertainment, a wholly-owned subsidiary of Sony Group Corporation. Senior Security Engineer - Trusted Execution Environment (TEE / ARM TrustZone) Role Overview We are looking for a security engineer to design and implement security-critical components running inside Trusted Execution Environments (TEE) such as ARM TrustZone. In this role, you will develop Trusted Applications (TA) responsible for protecting DRM keys, secure media pipelines, device integrity verification, and hardware-backed security features for mobile and media platforms. You will work closely with platform, operating system, and hardware teams to build robust security solutions protecting high-value digital content and platform services. Responsibilities Design and implementTrusted Applications (TA)running inARM TrustZone / TEE environments Develop secure communication betweenNormal World and Secure World Implementsecure key management and cryptographic operations inside TEE BuildDRM and secure media protection systems Integrate TEE security services withAndroid or embedded platforms Implementsecure storage mechanisms (RPMB, secure file systems) Designdevice attestation and hardware-backed security features Performthreat modeling and attack surface analysis Collaborate with OS, firmware, and hardware teams to integrate platform security features Investigate and mitigate attacks such as Investigate and mitigate attacks such as tampering, reverse engineering, and runtime manipulation Required Qualifications Strong programming experience inC/C++ Experience developing software forTrusted Execution Environments (TEE)orARM TrustZone Experience buildingTrusted Applications (TA)or secure platform services Knowledge ofsecure monitor calls (SMC)and world switching mechanisms Understanding ofhardware root of trust, secure boot, and device attestation Experience withsecure key storage and applied cryptography Experience working with Linux or embedded operating systems Bachelor's degree or equivalent experience in Security Engineering, or related field. Preferred Qualifications Experience withOP-TEE Experience implementingDRM or secure media pipelines Experience withsecure storage (RPMB) Experience withAndroid hardware-backed security (Keystore / KeyMint) Familiarity withreverse engineering tools (Ghidra, IDA, Frida) Experience inplatform security, console security, or embedded device security Knowledge ofside-channel attacks and secure system design Technologies We Use ARM TrustZone OP-TEE Secure Monitor Call (SMC) Secure Boot / Root of Trust RPMB secure storage C / C++ Linux / Embedded systems Android platform security Why Join Us You will help build platform-level security protecting digital content and platform integrity used by millions of users worldwide. Your work will directly impact the security of next-generation media and gaming platforms. Please refer to our Candidate Privacy Noticefor more information about how we process your personal information, and your data protection rights. At SIE, we consider several factors when setting each role's base pay range, including the competitive benchmarking data for the market and geographic location. Please note that the base pay range may vary in line with our hybrid working policy and individual base pay will be determined based on job-related factors which may include knowledge, skills, experience, and location. In addition, this role is eligible for SIE's top-tier benefits package that includes medical, dental, vision, matching 401(k), paid time off, wellness program and coveted employee discounts for Sony products. This role also may be eligible for a bonus package. Clickhere to learn more. The estimated base pay range for this role is listed below. $193,300 — $289,900 USD Please note, Sony Interactive Entertainment conducts background checks at the offer stage for all new employees (which may include criminal background checks for some roles) and will need to process personal information to support these checks. Please refer to ourCandidate Privacy Noticefor more information about what personal information we collect, how we use it, who we share it with, and your data protection rights.

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