Job Description

What you will do

Johnson Controls is searching for a Principal Electronics Engineer to be located at the R&D facility in Westford, MA. In this role you will be responsible for designing electronic analog & digital hardware for new fire alarm products as well as supporting existing product lines. Work may include analog design, embedded system designs, small signal and instrumentation circuitry, switch mode power supplies, front panel user interfaces, audio amplifiers, peer-to-peer networking, linear power supplies, sensors and detectors, and fiber optics. In addition, research new technology that can be used within these products. This position is in Westford, MA, and you will be required to be on‑site 3 days a week.

How you will do it

• Work on analog and digital design and analysis
• Work on microcontroller and embedded system design
• Work with other organizations to conceive, develop, and release new products to production
• Work in a team environment to generate creative solutions to product needs
• Possibly lead small cross‑functional teams of less senior engineers (typ. electrical & mechanical), being responsible for costing, scheduling, and meeting design requirements
• Work closely with Product Management to determine product specifications
• Understand how to design equipment to meet agency certifications (UL, ULC, CE, FCC)

What you will need3>

• Bachelor’s Degree in Electrical/Electronic Engineering
• 8-12 years of experience in electronics design related to analog, power, audio, or embedded products/systems
• Low‑current analog design
• Discrete electronic component‑level knowledge and experience
• Experience with electronic CAD (schematic capture, circuit simulation, or related)
• Ability to work well with others in a team environment that spans multiple countries
• Experience transitioning products to manufacturing

Preferred

• Power supply design, microprocessors and embedded system design
• Experience with Data Acquisition systems and lab equipment automation
• Some mechanical design support experience
• Experience with optics/physics would be a plus

HIRING SALARY RANGE: $97,000 – 135,000 (Salary to be determined by the education, experience, knowledge, skills, and abilities of the applicant, internal equity, location and alignment with market data.) This role offers a competitive Bonus plan that will take into account individual, group, and corporate performance. This position includes a competitive benefits package. For details, please visit the About Us tab on the Johnson Controls Careers site at

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