Staff Firmware Engineer

The Role

As a Staff Firmware Engineer, you will serve as a senior technical contributor within R&D, developing embedded firmware for Particle Measuring Systems’ advanced instruments across the full product lifecycle. You will collaborate closely with cross-functional teams to translate requirements into robust, scalable, and secure firmware solutions, while providing technical leadership through architecture, design reviews, mentorship, and continuous improvement of development processes and tools. This role requires strong problem-solving skills, clear technical communication, and a commitment to quality, reliability, and engineering excellence.

Job Responsibilities

Lead and/orparticipatein an Agile Scrum team, completing firmware work items in areas including communications interfaces, GUI interfaces and particle counting code.

Drive requirements discovery and decision-making, partneringwithinternal and externalstakeholdersto capture, clarify, and prioritize business, customer, and technical needs;develop design and engineering reference documentation.

Manage, interpret,refine,and prioritizecomplexuserstories in the backlog; interfacing with the teamand withmanagement stakeholders to understand customer needs and technical needs and to discover and implementappropriate resolutionsof items.

Architectcomplexreusable solutions using object-oriented design in C++ or Rust.

Continuously improve firmware development processes and tools,identifyinggaps, proposing solutions, and driving adoption to increase quality and efficiency across the team.

Provideexperttechnical leadershipfor firmwareteam,mentoring engineers through structured feedback, design reviews, training, and hands-on collaboration.

Serve as a cross-functional technical leader, proactivelyinterfacingacrossengineering, marketing,manufacturingand serviceto ensure firmware solutions meetproductrequirements.

This job description is not intended to beall-inclusive. Responsibilities may evolve over time, and other related duties may be assigned to meet the ongoing needs of the company.

Required Qualifications

Bachelor of Science in Electrical Engineering, ComputerEngineeringor Computer Science.

Ten or more years of embedded firmware development experience.

Tenor more years of experience as a technical lead or similar.

Experience serving asScrumMaster or Product Owner in an Agile environment.

Experience gathering and authoring requirements.

Demonstratedtrack recordof process and tool improvement within an engineering environment.

Strong C++ or Rust programming language skills.

Object-oriented design skills.

Development experience with Embedded Linux at Application level.

Experience implementing software version control and bug tracking systems.

Ability to read and understand schematic diagrams.

Experience in cyber security.

Demonstrated ability to mentor and develop engineers.

Excellent communication skills.

Preferred Qualifications

Certified Scrum Master or Product Owner.

C programming language experience.

Expertisein Git, Jira,DevSuite, Jama, or similar.

Strong experience with QT, LinuxKerneland driver development.

ARM-based SoC firmware design.

Experience with TCP/IP,WiFiand Bluetooth protocol development.

AI and ML algorithm selection and application.

Work Environment & Physical Requirements

This role primarilyoperatesin an office/lab/manufacturing environment.

Mustbe able to sit, stand, and use a computer for extended periods of time.

This is a hybrid position, “in-office” approximately 50% of the time.

Occasional lifting of up to20lbs.may berequired.

Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of this role.

Compensation & Benefits

Competitive base salary range:$150000 - 165000

Our compensation philosophy:we offer competitive pay based on market data, including local, national, and industry benchmarks. For new hires, offers aregenerally withinthe established min- to mid-point of the range for the role, with flexibility to recognize experience, skills, and education. Our approach ensures fair pay internally whileremainingcompetitive externally and allows room for growth.

Comprehensive benefits package:

Health coverage: medical, dental, vision,fsa, onsite clinic (CO employees), life insurance

401(k) retirement plan with company match

Vacation, holiday, and leave policies

Tuition reimbursement, Employee recognition programs, Employeeassistanceprograms

Particle Measuring Systems is proud to be an Equal Opportunity Employer and are committed to building an inclusive and supportive workplace where everyone can thrive.

#LI-JC1