Senior Principal Firmware Engineer (Embedded)

Location: Andover, Massachusetts; candidates generally must reside in a U.S. state where MKS is registered to do business

Salary: $126,200–$210,350 USD per year; eligible for a discretionary annual bonus

Company

hirify.global develops advanced valve products and technologies for semiconductor manufacturing and high-performance vacuum applications.

What you will do

• Lead the architecture, design, implementation, verification, and validation of embedded firmware for complex control systems.
• Design and develop firmware for advanced throttle valve products.
• Collaborate with cross-functional teams to understand customer requirements and deliver product improvements.
• Establish firmware development practices, including coding standards, design reviews, and automated test frameworks.
• Provide technical leadership, mentorship, and guidance to firmware engineers.
• Drive improvements in firmware quality, reliability, and development efficiency.

Requirements

• BS, MS, or PhD in Electrical Engineering, Computer Engineering, or a related field.
• 10+ years of experience in embedded systems and firmware development, including control algorithms.
• Strong proficiency in C and C++ for real-time embedded systems.
• Experience with debugging and system bring-up using emulators, oscilloscopes, and communication bus analyzers.
• Experience with version control systems and structured software release processes.
• Demonstrated technical leadership, communication, and cross-functional collaboration skills. Certain positions may require applicants to be U.S. persons due to ITAR or EAR-controlled technologies.

Nice to have

• Experience with industrial fieldbus protocols such as EtherCAT or DeviceNet.
• Experience with motion control systems, including stepper and BLDC motors.
• Understanding of feedback control theory, including PID control and tuning.
• Experience with SPI, I2C, UART, and other communication protocols.

Culture & Benefits

• Collaborative, cross-functional engineering environment.
• Medical, dental, and vision insurance.
• 401(k) with company match, life and disability insurance.
• 12 paid holidays, sick time, and 15 paid vacation days.
• Paid parental leave, adoption assistance, and tuition reimbursement.