Senior Embedded Firmware Engineer – Wireless & RTOS

Jobtailor; Lake Forest (CA); On-site; USD 120,000 - 160,000; Full time

Job summary

Jobtailor is seeking an experienced embedded firmware engineer to research, prototype, and implement wireless-enabled solutions for smart locks and access control devices. You will work from bring-up through production, crafting power-efficient firmware with sensor integration and secure connectivity to mobile apps and cloud services.

The role requires 5+ years in embedded C, RTOS, and wireless protocol development, plus a Bachelor’s degree in a related field.

Qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, Electronic Engineering, or equivalent.
• 5 years of related experience.
• 5 years of experience designing and developing embedded wireless connectivity firmware enabling secure device communication with mobile applications and cloud services.
• 4 years of experience developing embedded firmware using Embedded C for battery-powered real-time devices with hardware peripheral integration.
• 4 years of experience designing and developing real-time embedded applications using RTOS for reliable device operation and performance.
• 5 years of experience designing embedded systems architecture integrating firmware, wireless communication protocols, and hardware interfaces.
• 5 years of experience designing and developing embedded communication interfaces using wired protocols with low-level driver development and protocol debugging.
• Must live within normal commuting distance of worksite.
• Experience with Bluetooth Low Energy, Wi-Fi, RTOS, bare-metal implementations, wired communication protocols, low-level drivers, protocol debugging, sensor integration, and power management.

Responsibilities

• Research, evaluate, and prototype emerging wireless and embedded technologies for next-generation connected access products
• Design, develop, and architect embedded systems and firmware solutions for smart locks and access control devices from initial bring-up through production readiness
• Design and implement embedded firmware features including sensor integration, proximity-based functionality, and low-power device operation
• Integrate Bluetooth Low Energy, Wi-Fi, and other wireless communication protocols within embedded firmware for secure connectivity with mobile applications and cloud services
• Design and develop embedded interfaces using wired communication protocols for sensors, motors, actuators, and control components
• Design and evolve embedded firmware architectures using real-time operating systems and bare-metal implementations
• Develop and optimize power-management strategies for long battery life in resource-constrained devices
• Collaborate with intellectual property teams to identify, document, and contribute to patentable firmware and system-level innovations

Skills

Embedded Firmware Development

Wireless Communication Protocols

RTOS

Embedded C Programming

Power Management

Education

Bachelor’s degree in Computer Science/Engineering

Tools

Low-Level Driver Development

Protocol Debugging

Wired Communication Protocols

Job description

Jobtailor is seeking an experienced embedded firmware engineer to research, prototype, and implement wireless-enabled solutions for smart locks and access control devices. You will work from bring-up through production, crafting power-efficient firmware with sensor integration and secure connectivity to mobile apps and cloud services.

The role requires 5+ years in embedded C, RTOS, and wireless protocol development, plus a Bachelor’s degree in a related field.