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Sr Staff Software Engineer, Security

Austin HQ💼 Full-time🗓 2026-02-10 → 2026-09-26

Core

Developing and supporting TrustZone-based Trusted Execution Environments (TEE) for Ambiq's Apollo and Atomiq SoC and emulation platforms.

Role type

Senior Staff Software Engineer (Embedded Security)

Builds

TrustZone-based TEE offerings, Secure Bootloaders, and SDK infrastructure for Ambiq's SoC.

Domain

Semiconductor / Embedded Systems / IoT Security

Deliverable

production ML models | product features | infrastructure

Required skills

Embedded C and assembly language, ARM Trusted Firmware for Microcontrollers (TF-m), ARM TrustZone, Secure Boot, Cryptographic algorithms/protocols, ARM PSA, Root of Trust, Secure Update, MCU IDEs (ARM/Keil, IAR, Eclipse), Embedded RTOS, Bare metal development

Preferred skills

ARM Cryptocell, Industry security certifications (ARM PSA, SESIP), Customer integration testing

Technologies

ARM v8, TrustZone, TF-m, ARM PSA, ARM Cryptocell, Keil, IAR, Eclipse

Responsibilities

Enable TEE support on Ambiq's TrustZone-enabled Apollo and Atomiq family of products; Adapt reference TF-m implementation to Ambiq's TrustZone specifics; Drive Secure Bootloader software updates and TEE elements; Support SDK infrastructure and architectural changes for TF-m-enabled systems; Support industry security certifications (ARM PSA, SESIP); Test and verify TF-m functionality in customer builds; Define and implement test cases for security deliverables with SQA and System Test teams

Seniority

Senior Staff, hands-on IC with mentorship potential

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