Demo

Senior Firmware Engineer

ONICON Incorporated
Largo, FL Full Time
POSTED ON 1/6/2026
AVAILABLE BEFORE 2/4/2026
Come Join Our Team

We take pride in building quality products—and enriching the lives of those who make it possible. As a growing company, we invest in our people, our processes, and the technology that drives our success. We believe that when our team members thrive, our company thrives. We offer opportunities for career growth in a supportive, hands-on environment where your contributions make a difference every day. Most importantly, you’ll be part of a positive, team-oriented culture where autonomy is earned, hard work is rewarded, and every employee’s voice matters. Come grow with us and help shape our future!

Who We Are

Since 1987, ONICON Incorporated has been a trusted leader in flow and energy measurement solutions for hydronic heating and cooling systems. For nearly four decades, we’ve combined engineering expertise with a commitment to quality, delivering reliable instruments that help our customers optimize system performance.

Our comprehensive portfolio includes electromagnetic, turbine, ultrasonic, thermal, and vortex flow meters, along with precision BTU (energy) meters that seamlessly integrate with the technology best suited to your application. Every product is wet-calibrated, fully programmed, and ready to install, ensuring simplified setup and exceptional accuracy right out of the box.

Supported by a nationwide network of skilled application engineers and industry-focused manufacturer representatives, we provide hands-on expertise and personalized guidance for every project. Above all, ONICON is driven by a service-first mindset — we take pride in delivering solutions and support that exceed customer expectations.

What We Offer

  • Competitive salaries
  • 10 paid holidays each year, vacation, sick time and volunteer time
  • 401(k) with employer match – immediately vested
  • HSA, pre-tax health savings program
  • Flexible work schedules that promote a healthy work-life balance
  • Top-tier medical, dental, and vision insurance
  • Employer-paid life insurance
  • Pet Insurance
  • Tuition Reimbursement
  • Scholarship Programs

Job Summary

We are seeking a highly motivated and skilled Sr. Firmware Engineer to join our team at ONICON. The ideal candidate will be responsible for developing the firmware required to interpret and manipulate the data from a variety of sensing technologies used in the ONICON family of flow and BTU metering systems. This includes developing and refining new calculation algorithms and improving existing ones. This job also includes being a technical project lead for the development of precision measurement devices.

Essential Functions

  • Generate firmware using “C” code for various microprocessor and MCU platforms.
  • Develop test procedures and write software unit tests.
  • Lead and participate in design reviews.
  • Define technical requirements and software architecture, including drivers based on market and top-level system requirements.
  • Design, implement and test algorithms for measurement devices

Other Responsibilities

  • Other duties as assigned.

Qualifications

  • Education Requirements:
    • Bachelor's Degree in Electrical Engineering or Computer Science (Masters a plus)
  • Minimum skills requirements:
    • 5 years’ experience with programming in C
    • 5 years’ experience in hands on development of measurement or scientific instrumentation
    • 10 years’ experience in programming embedded devices
    • Version Control Git and/or SVN
    • Excellent written and verbal communication skills
  • Preferred Skills:
    • Technical Leadership
    • Familiarity with Agile/Scrum development environments
    • Strong analytical, documentation, and cross-functional collaboration skills
    • Experience using higher level programming language, such as Python
    • Experience with CI/CD platforms such as Jenkins, GitHub Actions, or Azure DevOps
  • Traits Requirements:
    • Accountable
    • Adaptable
    • Curious
    • Detail oriented
    • Trust-worthy
Physical Demands

  • The employee may be occasionally required to travel nationally to attend conferences and support testing, and integration efforts Travel may involve overnight stays air travel driving personal vehicle. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential travel functions required by this role.
  • While performing the duties of this job, the employee is regularly required to:
  • Stand, walk, bend, reach, and lift or move items (typically up to 35 lbs).
  • Use hands and arms to handle or operate tools and equipment.
  • Specific vision abilities required by this job include close vision, distance vision, and depth perception.

Commitment To People And Planet

TASI Measurement is committed to fostering a sustainable and socially responsible environment. We believe that our success is not only measured by financial gains but also by the positive impact we have on our employees, communities, and the world around us.

As part of our commitment to people, we strive to provide a supportive and inclusive workplace where every individual is valued, respected, and given equal opportunities to thrive. We prioritize the well-being, safety, and personal development of our employees, recognizing that they are the engine driving our success.

Salary.com Estimation for Senior Firmware Engineer in Largo, FL
$103,336 to $116,106
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