Associate Test Engineer

Particle Measuring Systems; Niwot (CO); On-site; USD 75,000 - 90,000; Full time

Benefits offered by this job

Health insurance

401(k) retirement plan

Vacation and leave policies

Tuition reimbursement

Employee recognition programs

Job summary

Particle Measuring Systems is seeking an Associate Test Engineer in Niwot, CO to join our engineering labs. You will gain hands-on exposure to PMS air and liquid particle counting systems and related optical, electrical, and mechanical technologies.

This entry-level role is designed for recently graduated engineers to build tangible experience by executing test plans under guidance. You will work with senior engineers to perform tests, document results, and support improvements while rotating

Qualifications

• Bachelor of Science in Mechanical Engineering, Electrical Engineering, or related field.
• 0-2 years of experience or recent graduate is common for this entry-level role.
• Basic understanding of optics, electro‑optics, or laser systems is preferred.
• Familiarity with laboratory test and measurement equipment.
• Excellent technical problem-solving skills and clear communication.
• Experience working in cross-functional teams and managing multiple tasks.

Responsibilities

• Execute test plans and procedures for new product development and sustaining projects under senior engineer guidance.
• Perform functional, environmental, calibration, and reliability testing on prototype and production units.
• Operate laboratory and electro‑optical equipment to collect and record test data.
• Assist in troubleshooting electrical, mechanical, and optical/laser subsystems.
• Document test results and data analyses in clear technical reports.
• Support root‑cause investigations of test failures and define corrective actions.
• Maintain test equipment, fixtures, and calibration records.
• Collaborate with engineers and technicians on R&D projects and product changes.

Skills

Optics basics

Lab equipment familiarity

Cross-functional teamwork

Problem-solving

Effective communication

Education

B.S. Mechanical or Electrical Engineering

Tools

Oscilloscopes

Multimeters

Spectrophotometers

SolidWorks

Job description

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

About Us

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.

The Role

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.

Job Responsibilities

• 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

Required Qualifications

• 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

Preferred Qualifications

• Hands‑on lab, coursework, or internship experience with test and measurement equipment
• Solid Modeling (CAD) experience, SolidWorks preferred
• Exposure to gas and/or liquid handling systems
• Familiarity with the safe operation of laser systems
• Basic proficiency in Microsoft Office applications (Excel, Word, PowerPoint)

Work Environment & Physical Requirements

• This is an in‑office position 100% of the time. The location of this position is in Niwot, CO. Relocation not offered for this role.
• This role primarily operates in an office/lab/manufacturing environment. Must be able to sit, stand, and use a computer for extended periods of time
• Occasional lifting of up to 20 lbs. may be required
• Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions of this role

Compensation & Benefits

• Competitive base salary range: $75,000 - $90,000 depending on experience
• Our compensation philosophy: we offer competitive pay based on market data, including local, national, and industry benchmarks. For new hires, offers are generally within the established min- to mid-point of the range for the role, with flexibility to recognize experience, skills, and education. Our approach ensures fair pay internally while remaining competitive externally and allows room for growth.
• Health coverage: medical, dental, vision, fsa, onsite clinic (CO employees), life insurance
• 401(k) retirement plan with company match
• Vacation, holiday, and leave policies
• Tuition reimbursement, Employee recognition programs, Employee assistance programs

Particle Measuring Systems is proud to be an Equal Opportunity Employer and are committed to building an inclusive and supportive workplace where everyone can thrive