Senior Firmware Security Engineer (C++)

TL;DR

Senior Firmware Security Engineer (C++/Embedded): Designing and delivering security-critical firmware for advanced networking hardware with an accent on secure boot, chain-of-trust mechanisms, and cryptographic protocol implementation. Focus on hardening firmware signing workflows, performing threat modeling, and implementing PQC standards on ARM and RISC-V platforms.

Location: Remote (Must be residing within the United States)

Company

hirify.global delivers high-performance scale-out networking solutions for AI and HPC datacenters, integrating hardware and software to maximize compute cluster efficiency.

What you will do

• Design, implement, and maintain firmware in C/C++ and develop automation tooling in Python.
• Build and harden secure boot and chain-of-trust mechanisms.
• Own and improve firmware signing and image authentication workflows.
• Implement cryptographic protocols for device trust and secure communications.
• Perform threat modeling, security design reviews, and vulnerability remediation for firmware components.
• Mentor engineers through code reviews, design guidance, and secure development best practices.

Requirements

• 7+ years of embedded/firmware software engineering experience, including security-focused development.
• Strong proficiency in C/C++ and practical proficiency in Python.
• Proven experience with secure boot, firmware signing, and applied cryptography in embedded systems.
• Experience with ARM, RISC-V, or custom ASIC/SoC platforms.
• Bachelor’s or Master’s degree in Computer Engineering, Electrical Engineering, Computer Science, or equivalent.
• Must be residing within the United States.

Nice to have

• Experience in high-performance networking, interconnects, or data center/HPC systems.
• Familiarity with device attestation and management security standards (e.g., SPDM/PLDM).
• Knowledge of Post-Quantum Cryptography (PQC) and NIST PQC standards (e.g., ML-DSA, ML-KEM).
• Experience building secure firmware delivery pipelines and release validation frameworks.

Culture & Benefits

• Comprehensive compensation package including base salary, equity, cash, and performance-based incentives.
• Full health benefits: medical, dental, vision, disability, and life insurance.
• 401(k) plan with company match.
• Open Time Off (OTO), generous paid holidays, and sick leave.
• Flexible work environment collaborating with leading experts in the semiconductor industry.