Sr. Firmware Engineer II

ASSA ABLOY Sicherheitstechnik GmbH; Lake Forest (IL); Hybrid; USD 189,000 - 195,000; Full time

Benefits offered by this job

40% remote work

Job summary

ASSA ABLOY Sicherheitstechnik GmbH is seeking a Sr. Firmware Engineer II in Lake Forest, IL. You will design and implement embedded wireless firmware for smart locks and access control devices, from bring-up to production readiness.

Responsibilities include RTOS-based architectures, power management, BLE/Wi‑Fi integration, sensor interfaces, and collaborating with IP teams on innovations. Hybrid work available with a strong focus on secure device connectivity.

Qualifications

• Bachelor’s degree in CS/CE/EE or equivalent.
• 5 years of related experience in firmware engineering.
• Experience designing embedded wireless connectivity firmware.

Responsibilities

• Research, evaluate, and prototype wireless and embedded technologies.
• Design, develop, and architect firmware for smart locks and access control.
• Implement features for sensor integration, proximity functions, and low power operation.
• Integrate Bluetooth LE, Wi‑Fi, and other wireless protocols for secure connectivity.
• Develop interfaces using wired protocols to sensors and actuators.
• Evolve firmware architectures with RTOS or bare-metal for reliability.
• Optimize power management for long battery life and resource constraints.
• Collaborate with IP teams on patentable firmware innovations.

Skills

Embedded firmware development

RTOS-based architectures

Power management optimization

Sensor integration

Bluetooth Low Energy

Wi-Fi connectivity

Low-power design

Secure device communication

Education

Bachelor’s degree in Computer Science/Engineering

5 years related experience

Tools

Embedded C

RTOS

Job description

Sr. Firmware Engineer II

Job Summary

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.

Primary Duties and 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 new 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 to enable secure device connectivity with mobile applications and cloud services
• Design and develop embedded interfaces using wired communication protocols to interface with sensors, motors, actuators, and control components
• Design and evolve embedded firmware architectures using real-time operating systems and bare-metal implementations to ensure reliable, scalable device operation
• Develop and optimize power-management strategies to achieve long battery life in resource-constrained devices
• Collaborate with intellectual property teams to identify, document, and contribute to patentable firmware and system-level innovations

Education and Experience

• Bachelor’s degree in Computer Science, Computer Engineering, Electronic Engineering, or equivalent
• 5 years of related experience

Required Skills

• 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.

40% remote work allowed.

Salary range: $189,051 to $195,000

This “base salary range” is a reasonable estimate for this position at the time of posting. Pay within each range is based on a variety of factors including, but not limited to, to primary work job-related knowledge, skills, experience, business requirements and geographic location. ASSA ABLOY conducts regular review of compensation ranges and therefore reserves the right to alter this range at any given time.

About Our Company

We are the ASSA ABLOY Group Our people have made us the global leader in access solutions. In return, we open doors for them wherever they go. With nearly 63,000 colleagues in more than 70 different countries, we help billions of people experience a more open world. Our innovations make all sorts of spaces – physical and virtual – safer, more secure, and easier to access. As an employer, we value results – not titles, or backgrounds. We empower our people to build their career around their aspirations and our ambitions – supporting them with regular feedback, training, and development opportunities. Our colleagues think broadly about where they can make the most impact, and we encourage them to grow their role locally, regionally, or even internationally. As we welcome new people on board, it’s important to us to have diverse, inclusive teams, and we value different perspectives and experiences.

We are the ASSA ABLOY Group Our people have made us the global leader in access solutions. In return, we open doors for them wherever they go. With nearly 63,000 colleagues in more than 70 different countries, we help billions of people experience a more open world. Our innovations make all sorts of spaces – physical and virtual – safer, more secure, and easier to access. As an employer, we value results – not titles, or backgrounds. We empower our people to build their career around their aspirations and our ambitions – supporting them with regular feedback, training, and development opportunities. Our colleagues think broadly about where they can make the most impact, and we encourage them to grow their role locally, regionally, or even internationally. As we welcome new people on board, it’s important to us to have diverse, inclusive teams, and we value different perspectives and experiences.