Engineering Technician

Introduction

About Us:

Protonex LLC, dba PNI Sensor based in Santa Rosa, Ca. seeks meticulous, process-oriented individual with a desire to continue to grow in a technical role. PNI Sensor is an engineering-driven sensor products company with products ranging from sensor components to IoT systems sold worldwide. The ideal candidate is disciplined, accountable, meticulous, has pride in their work product and is a team player.

PNI Sensor develops high-performance sensing and positioning technologies used in industrial, consumer, and advanced navigation applications. We value innovation, hands‑on problem solving, and collaborative engineering.

PNI Sensor is seeking a motivated, hands‑on Engineering Technician to support hardware development, testing, debugging, and product validation activities. This role is intended for a high‑potential individual who will grow into a Senior Engineering Technician position within approximately two years while working closely with our Senior Hardware Engineer. The ideal candidate is a self‑sufficient, multi‑discipline technician who enjoys working directly with hardware and solving technical problems.

This position requires hands‑on experience across electronics, mechanical assembly, wiring harnesses, instrumentation, soldering/rework, scripting, and testing. The candidate should be comfortable supporting both laboratory and remote field testing activities.

• Debug and troubleshoot electronic hardware, prototype systems, and integrated sensor platforms
• Perform board‑level troubleshooting and identify component‑ and system‑level failures
• Support root cause investigations and recommend next steps to engineering teams
• Conduct first‑pass analysis of test reports, failures, and collected data
• Assist with integration and troubleshooting of electromechanical systems

• Perform precision soldering and component rework on PCB assemblies
• Build, modify, and troubleshoot wiring harnesses and cable assemblies
• Support prototype assembly, wiring, connector installation, and hardware modifications
• Perform SMT and through‑hole component replacement and rework

• Execute electrical, functional, environmental, and system‑level testing
• Operate electronic lab equipment including oscilloscopes, multimeters, power supplies, and analyzers
• Support remote and field‑based testing activities for sensor systems
• Assist with drone‑based or mobile platform testing, equipment setup, and data collection
• Develop, modify, and execute Python‑based test scripts and automation tools
• Record, organize, and summarize test results and engineering findings

• Work closely with the Senior Hardware Engineer on product development and validation activities
• Assist with prototype builds, fixture setup, and lab organization
• Support continuous improvement of test methods and engineering processes
• Collaborate with manufacturing, quality, and engineering teams as needed

• Highly hands‑on and comfortable working directly with electronics and mechanical systems
• A self‑starter who can work independently with minimal supervision
• Curious, resourceful, and eager to learn
• Comfortable troubleshooting across multiple technical disciplines
• Organized, detail‑oriented, and capable of managing multiple projects simultaneously
• Interested in both laboratory and field testing environments

• Associate degree or technical certification in Electronics Technology, Electrical Engineering Technology, Mechatronics, or related technical field
• Equivalent hands‑on industry experience

• 1–4 years of hands‑on electronics technician or engineering lab experience preferred
• Experience with PCB assembly, soldering, and rework
• Experience building and troubleshooting wiring harnesses and cable assemblies
• Familiarity with electronics troubleshooting and debug techniques

• Ability to read schematics and engineering drawings
• Experience using standard electronic lab equipment
• Strong soldering and rework capability (SMT preferred)
• Familiarity with electronic instrumentation and sensor integration
• Basic to intermediate…