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Principal Controls Test Engineer


Minneapolis, Minnesota 55422
Job Type:
Job Status:
Full Time
1st Shift
  • Circuits and Systems
  • Control Systems
  • Quality Control
  • Software Engineering
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Job Details

Tennant is a recognized leader in designing, manufacturing and marketing solutions for industrial and commercial markets, with more than $820 million in annual revenues. With a vision to become a global leader in water-based sustainable cleaning and other technologies, Tennant creates innovative solutions, such as our ec-H2O products, that are changing the way the world cleans.


Tennant employees work to create a cleaner, safer, healthier world.  Tennant is a company that cares about what it's doing, and the sustainability of its products, and works every day to develop new solutions that clean exceptionally well, but don't damage the environment.  Employees of Tennant Company work with a spirit of Stewardship. Very simply, Stewardship is a filter for our actions and decision-making, as we strive to leave things in better condition than when we found them. 


Tennant Company, a technology leader in developing sustainable cleaning solutions, is recruiting for an Electrical Engineer with a strong background in embedded software to serve as a Controls System Test & Reliability Engineer. The successful candidate will participate in the evaluation and assessments of a broad range of innovative product designs that utilizes the latest in technology including the latest in “GREEN” Nano-bubble cleaning technologies, leading edge battery and charger technologies, and fully autonomous vehicles. We are looking for an engineer who is passionate about product testing and reliability enjoys working with a team of talented engineers and is eager to take on big challenges. As part of this team, you will have the ability to contribute significantly to the delivery of our award winning products around the world!




  • Global lead for the development of controls reliability and functionality testing systems, procedures, and DVP&Rs

  • Drive a strong product reliability culture through the use of leading edge accelerated test strategies

  • Coach and Mentor engineers and technicians regarding controls testing principles

  • Participate in design reviews for controls systems with design engineering

  • Contribute to design documentation; including context diagrams and flowcharts

  • Work with talented team of technicians to execute controls test plans and DVP&Rs

  • Evaluate product controls for compliance to regulatory requirements

  • Work cross-functionally to lead and execute product evaluation programs

  • Participate in executive level report-outs on performance results

  • Maximize utilization of HALT, Charger, and Battery Test Assets

  • Identify, justify, and deploy new test assets to enhance Tennant’s understanding of product performance

  • Partner with design team to develop automated test programs for Tennant’s AGV program


Required Experience and Education:


  • BS in Electrical or Software Engineering from an ABET accredited four-year college or university

  • 10 plus years of engineering experience

  • Software and Controls System Development

  • Embedded software development employing:

    • C/C++ and structured programming

    • RTOS systems

    • DOORs or other requirements management tool

    • Configuration management tools such as Subversion, ClearCase, etc.

  • SRS and Exceptions software validation

  • EMC/EMI testing and troubleshooting

  • Trained on Reliability and Product Life analysis methodologies


    Preferred Qualifications:


  • MS degree preferred

  • PLC programming (Allen Bradly and National Instruments)

  • Computer control systems (National Instruments LabVIEW)

  • Electric vehicle and automated navigation system design experience highly desirable

  • Six Sigma Black Belt or Green Belt


    Required Skills:


  • Proficient Project Manager - Demonstrated ability to deliver projects to timelines, budgets, and target performance

  • Skilled Leader - Ability to drive a cross-functional and cross-departmental team

  • Structured problem solver - Ability to drive root cause identification and corrective action leading to timely resolution

  • Strong ability to multi-task; likely driving multiple projects simultaneously

  • Ability to debug complex controls Hardware and Software

  • Ability to critique design details against overall product requirements

  • Ability to work effectively in a fast-paced, innovative and dynamic environment


Equal Opportunity Employer

Tennant Company is an equal opportunity employer. Employment decisions are made on the basis of individual skill, ability, reliability, productivity, and other factors important to performance. We do not discriminate on the basis of race, color, creed, religion, sex, national origin, physical or mental disability, age, veteran status, pregnancy, sexual orientation, genetic information, gender identity, or any other basis protected by state or federal law or local ordinance.

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