Sr. Firmware Engineer

As a Senior Firmware Engineer on MKS’s Flow Solutions team, you will be a key contributor within a highly collaborative, cross-functional group, developing embedded firmware that powers advanced mass flow controllers and metering technologies used in semiconductor manufacturing and other cutting-edge industries.

• Contributing to the architecture, design, implementation, verification, and validation of firmware for embedded systems.
• Partnering with customers to understand application needs and integration challenges, delivering innovative features that enhance product performance and customer success.
• Supporting hardware bring-up, debugging, and diagnostics at the board and system level.
• Collaborating closely with software engineers, hardware engineers, and scientists to solve complex technical challenges and drive product innovation.

• Bachelor’s degree in Electrical Engineering, Computer Engineering, or a related field.
• 5+ years of experience developing embedded systems and algorithms.
• Strong proficiency in C and C++ programming.
• Hands-on experience with debugging tools such as emulators, oscilloscopes, and communication bus analyzers.

• Experience with EtherCAT, DeviceNet, or similar industrial field buses.
• Familiarity with Python and/or FreeRTOS.
• Experience with SPI, I2C, and other board-level communication protocols.
• Experience working with STM32 microcontrollers.
• Strong troubleshooting skills down to the component/board level.

Operates in a professional office environment, working extensively with computers and standard engineering tools.

Salary range: $101,675 – $140,000, based on experience, skills, and business needs. This role is eligible for a discretionary annual bonus. MKS offers a comprehensive benefits package including medical, dental, and vision coverage, 401(k) with company match, paid holidays, vacation, parental leave, tuition reimbursement, and career development opportunities.

Globally, our policy is to recruit individuals from wide and diverse backgrounds. However, certain positions require access to controlled goods and technologies subject to the International Traffic in Arms Regulations (ITAR) or Export Administration Regulations (EAR). Applicants for these positions may need to be “U.S. persons.” “U.S. persons” are generally defined as U.S. citizens, noncitizen nationals, lawful permanent residents (or, green card holders), individuals granted asylum, and individuals admitted as refugees.

MKS Inc. and its affiliates and subsidiaries (“MKS”) is an affirmative action and equal opportunity employer: diverse candidates are encouraged to apply. We win as a team and are committed to recruiting and hiring qualified applicants regardless of race, color, national origin, sex (including pregnancy and pregnancy-related conditions), religion, age, ancestry, physical or mental disability or handicap, marital status, membership in the uniformed services, veteran status, sexual orientation, gender identity or expression, genetic information, or any other category protected by applicable law. Hiring decisions are based on merit, qualifications and business needs. We conduct background checks and drug screens, in accordance with applicable law and company policies. MKS is generally only hiring candidates who reside in states where we are registered to do business.

It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

MKS is committed to working with and providing reasonable accommodations to qualified individuals with disabilities. If you need a reasonable accommodation during the application or interview process due to a disability, please contact us at: [email protected].

If applying for a specific job, please include the requisition number (ex: RXXXX), the title and location of the role