Principal Electronic/Software Engineer

Electroswitch Switches & Relays
Weymouth, MA

This position is 100% on-site. There is no remote work available.

Due to ITAR compliance, this position requires candidates to be a U.S. Citizen, Permanent Resident Alien, or Protected Individual per 8 U.S.C. 1324b(a)(3)

Position Summary:
Promote company growth through the design, development, and introduction of electronic products and sub-assemblies. Develop engineering concepts and architectures to support the product requirements. Develop manufacturable detailed designs including embedded software and qualification strategies to show the designs meet requirements. Develop assembly processes and instructions using lean principles to safely reduce waste, increase efficiency, and improve product quality. Develop Built-in-Test and test fixtures to program, calibrate, and test the product in low volume production. Provide technical leadership in area of expertise, with ability to train others and represent the company externally.

Essential Functions/Responsibilities:

  • Develop hardware specifications and prepare system level specifications.
  • Architect the microprocessor, embedded software, surrounding circuitry to meet specifications.
  • Analyze, design, and develop conventional analog and digital circuits for manufacturability.
  • Develop new and maintain existing test and customer PC software which communicates with microprocessors in the products.
  • Analyze, design, and develop analog and digital circuits for manufacturability.
  • Manage the project plan and schedule within the ISO9001 System to bring the product to market on time.
  • Write and analyze test plans, execute tests and evaluate test results to demonstrate the design meets specifications with high quality.
  • Conduct moderate to complex design reviews to demonstrate product and circuit robustness.
  • Develop and document assembly processes and fixtures for assemblers and test technicians.
  • Prepare and maintain product documentation, including data sheets, instruction manuals, design, assembly, and test documentation.
  • Mentor and direct the efforts of Co-Op engineers.

Knowledge, Skills & Experiences:

  • This position requires a Bachelor of Science degree in Engineering, Master of Science is preferred.
  • Candidates must have 10 years of experience in an engineering environment.
  • Analog, mixed signal, and digital circuit design with microprocessors.
  • Embedded systems firmware development including Real-time firmware design in C, C++, and assembly languages.
  • PC GUI applications for production testing and for customers. Knowledge of C# and / or Python a plus.
  • PCB Computer Aided Design & General Computer experience are required.
  • Knowledge of 3-D mechanical design software (SolidWorks and such) is a strong plus.
  • Working knowledge of project management processes and procedures is preferred.
  • Experience with Lean concepts, 5S, Flow Lines, and Visual Manufacturing Processes preferred.
  • Six Sigma, SPC, and DOE experience is preferred. A Lean Six Sigma Blackbelt is a plus.
  • MRP/Manufacturing System knowledge is preferred. Experience with Syteline is a plus.
  • Knowledge of Switch electrical circuit theory and or 3-phase and electric power systems is a plus.

Physical Requirements:
Regularly required to sit, stand, bend, and lift up to 50 lbs.

Work Environment:
Primary office and secondary manufacturing

Electroswitch offers a competitive benefits package that includes 10 paid holidays per year, paid sick and vacation time, health, dental and vision insurance, company paid life insurance, 401k retirement plan with a company match.

Electroswitch is an Equal Employment Opportunity employer and provides Equal employment opportunities for all current and prospective employees. The Company will ensure that all terms of employment are provided without regard to race, color, sex, age, religion, national origin, disability, protected veteran status, military status, gender identity, sexual orientation, or any other characteristics protected by law.


Electroswitch will provide reasonable accommodations which do not impose an undue hardship on the company, to enable individuals with disabilities to participate fully in the interviewing and hiring process and during their employment in compliance with the Americans with Disabilities Act and the Rehabilitation Act of 1973. Please contact Human Resources at [email protected] for accommodations.

About Electroswitch Switches & Relays:

ELECTROSWITCHPOWER SWITCHES AND RELAYS Starting with only six employees, Electroswitch was founded in 1946 in Weymouth, Massachusetts as a switch supplier to the military. Over the succeeding decades, the expertise acquired in designing and building rugged, high quality, mil-spec rotary switches was adapted to new product lines as the company expanded into the heavy duty Industrial and Electric Utility markets. From critical applications like life support systems and massive data communications centers to every day necessities like street lighting, people depend on the performance of electrical switches. When you select a switch or relay from Electroswitch, you are gaining the benefit of over 65 years of experience. The primary supplier of rugged, high-quality products for electrical utilities, nuclear power plants and the U.S. Navy, Electroswitch has the knowledge to meet the intricacies of any application with quality, reliability and performance. With Electroswitch, there is... "Never A Doubt."

Posted 2026-02-06

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