About this opportunity
Plan A Technologies, Inc. lists this Principal Prototyping Engineer opportunity in northern, Kentucky. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Plan A Technologies is looking for an experiencedPrincipal Prototyping Engineer .This role operates outside the traditional delivery engineering structure. You will report directly to the CEO and collaborate with leadership and engineering teams to rapidly turn ideas into working prototypes. We are looking for someone who can operate independently and is skilled across disciplines: software, hardware, AI, mechanical, and electrical. You will be taking concepts to working demos quickly and iteratively.
Some projects will involve developing new concepts from scratch. Others may focus on improving or rethinking existing technologies. You will have direct access to a prototyping budget and the freedom to move quickly without bureaucracy or layers of approval to fight through.
Please note: you must have at least 6+ years of Software and Hardwareexperienceto be considered for this role.
JOB RESPONSIBILITY
Build working prototypes of new casino gaming products: hardware, software, AI, or all three.
Translate high level ideas into working code and physical builds quickly.
Integrate sensors, RFID, cameras, displays, and embedded systems into functional MVPs.
Use AI tooling and automation to compress development timelines.
Stand up demos weekly. We value prototypes over presentations.
Operate independently. You will set your own technical direction.
Hand off mature prototypes to the R&D engineering team in India and Australia for hardening.
QUALIFICATIONS
Build hardware. PCB design, sensor integration, microcontroller programming, the works.
CAD fluency — Sharp3D, Fusion 360, SolidWorks, or Onshape.
Hands-on with 3D printers, CNC, laser cutters, and other rapid prototyping equipment.
Comfortable with Raspberry Pi, Arduino, Jetson, ESP32, Android, and similar platforms.
Working knowledge of modern AI tooling — LLMs, computer vision, agents, automation.
Integration experience with APIs, RFID, cameras, sensors, and displays.
A portfolio of things you built — GitHub, YouTube, side projects, competitive robotics, hackathons, maker projects. We care more about what you have shipped than where you went to school.
Independence. You do not need a PM, a Jira board, or a standing meeting to make progress.
Excellent verbal and written English communication skills
Excellent organizational, problem-solving, and analytical abilities.
Outstanding communication and interpersonal skills.
Initiative and drive to do great things
ABOUT THE COMPANY/BENEFITS
Plan A Technologies is an American software development and technology advisory firm that brings top-tier engineering talent to clients around the world. Our software engineers tackle custom product development projects, staff augmentation, major integrations and upgrades, and much more. The team is far more hands-on than the giant outsourcing shops, but still big enough to handle major enterprise clients.
Read more about us here:
Great colleagues and an upbeat work environment: You'll join an excellent team of supportive engineers and project managers who work hard but don't ever compete with each other.
Benefits: Vacation, Brand New Laptop, and More: You’ll get a generous vacation schedule and other goodies.
If this sounds like you, we'd love to hear from you!
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Who can apply
Review the original listing for work authorization, qualifications and employer requirements.