Associate Test Engineer

Do you want to be part of a business that genuinely values entrepreneurialism, innovation and individual accountability? We focus on our customers and are proud of the difference our technology makes. We partner with some of the biggest manufacturing companies in the world and our technical innovations are used to enhance well-known brands across multiple industries.

Title Associate Test Engineer

Department Engineering - Labs

Location Niwot

Reports
To Engineering Laboratory Manager

Established in 1972, Particle Measuring Systems is a global leader for micro-contamination monitoring equipment improving the performance of clean manufactures in the semiconductor and pharmaceutical industries. We're a growing technology company in Niwot, Colorado, the heart of the Rocky Mountains. We offer an exceptional and rewarding work environment in a great place to live. Our employees enjoy challenging projects in the development and manufacture of light scattering particle counters and diverse technologies and applications.

As an Associate Test Engineer, you'll join a team of engineers and technicians in a research and development laboratory setting, gaining hands‑on exposure to PMS air and liquid particle counting systems and related optical, electrical, and mechanical technologies. This is an entry‑level position designed for recently graduated, degreed engineers to build tangible engineering experience by executing test plans, operating laboratory equipment, and troubleshooting products under the guidance of senior engineers.

This position reports to the Engineering Laboratory Manager.

• Execute test plans and procedures for new product development and sustaining engineering projects under senior engineer guidance
• Perform functional, environmental, calibration, and reliability testing on prototype and production units
• Operate laboratory and electro‑optical equipment (e.g., oscilloscopes, multimeters, laser power meters, beam profilers, spectrophotometers, flow and pressure sensors) to collect and record test data
• Assist in troubleshooting electrical, mechanical, and optical/laser subsystems under moderate supervision
• Document test results, deviations, and data analysis in clear technical reports
• Support root‑cause investigations of test failures and assist in defining corrective actions
• Maintain test equipment, fixtures, and calibration records
• Collaborate with engineers, technicians, and cross‑functional teams on R&D projects and product changes
• Rotate across product lines and project teams to build broad exposure to PMS engineering
• Follow safety policies and procedures, including laser safety practices, to maintain a safe work environment
• Continuously evaluate processes for improvements in efficiency, quality, and safety
• This job description is not intended to be all‑inclusive. Responsibilities may evolve over time, and other related duties may be assigned to meet the ongoing needs of the company

• Bachelor of Science in Mechanical Engineering, Electrical Engineering, or a related engineering discipline
• 0-2 years of experience or recent graduate
• Basic understanding of optics, electro‑optics, or laser systems preferred
• Familiarity with laboratory test and measurement equipment
• Excellent technical problem‑solving skills
• Effective written and verbal communication skills
• Demonstrated ability to work on a cross‑functional team and manage multiple tasks simultaneously
• Experience working in a fast‑paced, results‑driven environment

• Hands‑on lab, coursework, or internship experience with test and measurement equipment
• Solid Modeling (CAD) experience, Solid Works preferred
• Exposure to gas and/or liquid handling systems
• Familiarity with the safe operation of laser systems