Nethermind is hiring a

Web3 Senior Device Security Engineer

Are you the one?

We are seeking an experienced Senior Device Engineer to lead the full lifecycle development of secure, internet-connected embedded devices - from initial design through to final product delivery. This critical role demands expertise across hardware, software, and manufacturing disciplines to create market-ready devices that meet the highest security and quality standards.

We are seeking a highly skilled Senior Device Engineer to own the full lifecycle of secure, connected device development. This role demands a rare cross-section of hardware, embedded software, security, and manufacturing expertise to deliver robust products. Knowledge of emerging technologies like blockchain is a strong asset

This role requires the selected candidate to be based in United Kingdom to comply with onsite requirements.

Responsibilities:

• Lead cross-functional teams in the end-to-end development of secure embedded devices, from concept to mass production.
• Design and develop printed circuit boards (PCBs) integrated with secure elements like hardware security modules (HSMs) and secure boot capabilities.
• Architect embedded software stacks including real-time operating systems (RTOS), drivers, security middleware, and application layers.
• Implement secure boot, hardware-based encryption, and other robust security controls across hardware and software components.
• Ensure seamless hardware/software integration, system validation, and security testing throughout the development lifecycle.
• Collaborate with manufacturing partners to transition proven designs into secure, high-quality production runs.
• Conduct comprehensive security risk assessments and threat modeling to identify and mitigate vulnerabilities.
• Maintain compliance with industry security standards (ISO 27001, NIST 800-53) and regulatory requirements.
• Provide technical leadership, mentoring team members in embedded systems development and security best practices.

Skills:

• 7+ years of experience in embedded systems design, from concept through manufacturing, for internet-connected devices.
• Bachelor's degree in Electrical Engineering, Computer Science, or related technical field.
• Extensive experience in PCB design, schematic capture, and layout using industry tools like Altium, Cadence, Eagle, KiCad, etc.
• Proven expertise in embedded C/C++ programming for microcontroller and microprocessor platforms.
• Strong skills in embedded Linux, drivers, BSPs, firmware, and security middleware development.
• In-depth understanding of security architectures, cryptography, secure coding, and penetration testing.
• Experience with hardware-based security controls like HSMs, secure boot, memory protection, and encryption.
• Familiarity with requirements for regulatory compliance like FCC, CE, and safety certifications.
• Excellent communication and stakeholder management skills to coordinate across teams.
• Strong problem-solving abilities to troubleshoot complex hardware and software issues.

Nice to have:

• Experience with ARM TrustZone, Intel SGX, or other secure processor architectures.
• Knowledge of wireless networking protocols like WiFi, Bluetooth, Zigbee, etc.
• Familiarity with IoT cloud platforms, device management, and OTA update mechanisms.
• Knowledge of zero-knowledge proof systems (SNARKs or STARKs).
• Understanding of blockchain technology architectures like Ethereum, including hashing algorithms, consensus mechanisms, and distributed ledger concepts.

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