Principal Software Engineer

We are seeking a Principal Embedded Software Engineer with deep expertise in motion control systems , real-time embedded software , and low-level firmware development . This role focuses on designing, developing, and optimizing firmware for microcontroller-based systems that interface with motors, sensors, and real-time peripherals. The ideal candidate works comfortably at the boundary of hardware and software and has strong hands-on debugging skills.

Key Responsibilities

Design, develop, and maintain embedded firmware for motion control systems using microcontrollers

Develop software on bare-metal and RTOS-based systems with strict real-time constraints

Implement and optimize stepper motor control , sensor interfaces, and deterministic control loops

Design and implement low-level drivers , including:

DMA drivers

Interrupt service routines (ISRs)

Timer, GPIO, and peripheral drivers

Architect and debug RTOS-based systems , including task scheduling, synchronization, memory usage, and ISR interactions

Collaborate closely with hardware engineers to:

Read and interpret schematics and datasheets

Perform hardware bring-up and board-level debugging

Interface with and debug embedded peripherals such as:

SPI, I²C, CAN bus, UART, PWM, GPIO

Apply strong knowledge of computer architecture , including:

CPU pipelines, cache behavior, memory hierarchies

Microcontroller buses and peripheral architectures

Perform advanced debugging using:

JTAG-based debuggers

Oscilloscopes

Logic analyzers

Function generators

Optimize firmware for performance, reliability, and real-time determinism

Create and maintain technical documentation, including design descriptions and test procedures

Mentor junior engineers and participate in technical design and code reviews

Min Knowledge & Experience Required for the Position:

Bachelor's Degree plus a minimum of 10 years of related experience or Master's Degree plus a minimum of 8 years of related experience or waiver based on experience. Degree should be in a technical discipline such as Chemistry, Math, Physics, Engineering, or Computer Science.

Proficiency with a personal computer and software packages.

Ability to administer software engineering tools; configuration management, requirements management, and defect management.

Ability to operate instrumentation.

Possesses strong written and oral communications skills.

Ability to work in a team environment of software developers and testers.

Proficient in code languages found in product development.

Skills & Capabilities:

Proficiency with a personal computer and software packages

Ability to administer software engineering tools; configuration management, requirements management, and defect management

Ability to operate instrumentation

Possesses strong written and oral communications skills

Ability to work in a team environment of software developers and testers

Travel Requirements:

<5% of time

The annual base salary range for this role is currently $165,000 to $200,000 range. Individual employee compensation will ultimately depend on factors including education, relevant experience, skillset, knowledge, and particular business needs.

This role is eligible for medical, dental, and vision insurance, 401k plan retirement benefits with an employer match, as well as paid vacation and sick leave. Our sales roles are eligible for participation in a commission plan and our management, and select professional roles, are eligible for a performance-based bonus.

If you are interested in constantly learning and being challenged on a daily basis we encourage you to submit your resume or CV.

Werfen is an Equal Opportunity employer and is committed to a diverse workplace. Werfen strictly prohibits unlawful discrimination, harassment or retaliation based upon an individual’s race, color, religion, gender, sexual orientation, gender identity/expression, national origin/ancestry, age, mental/physical disability, medical condition, marital status, veteran status, or any other protected characteristic as defined by applicable state or federal law. If you have a disability and need an accommodation in relation to the online application process, please contact [email protected] for assistance.

We operate directly in over 30 countries, and in more than 100 territories through distributors. Annual revenue is approximately $2 billion and more than 7,000 employees around the world comprise our Werfen team.

www.werfen.com