Cryptography Firmware Engineer

Job not on LinkedIn

🔥 0 minutes ago

⚔️ Virginia – Remote

⚔️ Virginia – Remote

💵 $90k - $130k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔧 Hardware Engineer

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LMI

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 1961

📦 Logistics

🏥 Healthcare

🎖️ Defense

Logistics • Healthcare • Defense

LMI is a forward-thinking company that focuses on reimagining the path from insight to outcome through innovative solutions in various sectors, including applied AI and digital health. They provide advanced analytics, engineering support, and performance optimization across defense, health, and civilian markets, with a strong commitment to enhancing mission effectiveness for government clients. With a focus on collaboration and research, LMI aims to drive positive change through its diverse capabilities and partnerships.

📋 Description

• Develop and maintain embedded firmware supporting secure communications and cryptographic functionality • Integrate and optimize the Nordic nRF54L Series AES-256 hardware accelerator within embedded firmware • Design, implement, and validate secure key management capabilities for embedded devices • Develop and maintain a cryptographic test laboratory for verification of encryption, authentication, and key management processes • Create repeatable test procedures for device provisioning, key rotation, and fleet-wide cryptographic key updates • Collaborate with hardware, firmware, cybersecurity, and systems engineering teams on secure embedded architectures • Support hardware integration, firmware validation, and production readiness activities • Participate in design reviews and contribute to security architecture discussions • Document firmware designs, cryptographic workflows, and validation procedures • Support customer demonstrations, lab testing, and occasional field integration activities

🎯 Requirements

• Bachelor’s degree in Electrical Engineering, Computer Engineering, Computer Science, Cybersecurity, or a related STEM field • 3–6 years of embedded firmware development experience using C/C++ • Experience developing firmware for embedded microcontrollers • Basic understanding of applied cryptography, including AES encryption, secure key storage, and authentication • Familiarity with embedded hardware peripherals and communication interfaces such as SPI, UART, I2C, and GPIO • Experience debugging embedded systems using standard development tools • U.S. citizenship • Ability to obtain a Secret security clearance • Strong analytical and troubleshooting skills • Ability to work effectively within a multidisciplinary engineering team • Preferred: experience with Nordic Semiconductor nRF54 Series microcontrollers • Preferred: experience implementing hardware cryptographic accelerators or secure elements • Preferred: familiarity with secure boot, secure firmware updates, and device provisioning • Preferred: experience developing key management or certificate management solutions • Preferred: familiarity with FIPS 140-3 or other embedded security standards • Preferred: experience supporting DoD or government technology programs • Preferred: active Secret security clearance

🏖️ Benefits

• Salaried • High Fringe/Full-Time benefits • Approximately 10–20% travel for customer support, engineering collaboration, hardware integration, manufacturing coordination, and field testing as required