Prin Test Engineer

Actalent; Tempe (AZ); On-site; USD 69,000 - 117,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k) retirement plan

Paid time off

Job summary

Actalent in Tempe, AZ is seeking a Principal Test Engineer to design and validate manufacturing test systems for advanced medical devices, focusing on optical and electronic measurements. You will translate R&D methods into scalable, high-volume production test solutions using LabVIEW, TestStand and MATLAB.

You will lead verification and validation activities, perform MSA and Gauge R&R, define test limits, and collaborate with R&D, manufacturing and quality teams to ensure product quality and

Qualifications

• Bachelor's degree in engineering or engineering technology.
• At least 7 years of professional experience in manufacturing test engineering.
• Proven experience in developing and supporting manufacturing test systems for electronic or electro-optical products.
• Strong proficiency with LabVIEW and TestStand for automated test development and instrument control.
• Experience using MATLAB for data analysis, signal processing, and test algorithm development.
• Hands‑on experience with instrument integration, including spectrometers, oscilloscopes, and related test equipment.
• Demonstrated ability to develop test methodologies, test plans, and test procedures for manufacturing environments.
• Expertise in measurement system analysis (MSA), including Gauge R&R and uncertainty analysis.
• Experience defining manufacturing test limits, guard bands, and validation strategies to ensure product quality and yield.
• Strong understanding of requirements definition and documentation, including URS and SRS development, and leading verification and validation activities.
• Solid background in electrical engineering principles and practical use of oscilloscopes and other electronic measurement tools.
• Knowledge of LED emitters, sensor technology, and signal processing as applied to manufacturing test systems.

Responsibilities

• Design, develop, and implement manufacturing test systems that support high-volume production of medical devices, with a focus on optical and electronic measurements.
• Translate R&D laboratory measurement methods into robust, production-ready test solutions that maintain accuracy, repeatability, and reliability at scale.
• Develop and maintain automated test applications using LabVIEW, TestStand, and MATLAB, integrating instruments such as spectrometers, oscilloscopes, and other measurement equipment.
• Create and execute test methodologies, including test plans, test procedures, and validation strategies, to ensure comprehensive verification of product performance and compliance.
• Perform measurement system analysis (MSA), including Gauge R&R and uncertainty analysis, to quantify and improve measurement accuracy and consistency.
• Define and optimize manufacturing test limits, guard bands, and decision criteria based on statistical analysis of measurement variation, repeatability, reproducibility, and yield performance.
• Develop user requirements specifications (URS) and system requirements specifications (SRS) for manufacturing test systems, and lead verification and validation activities against these requirements.
• Characterize LED emitters and optical measurement systems, including setup, calibration, and performance evaluation of spectroscopy and spectrometer-based solutions.
• Integrate optical sensor technologies and photonics-based measurement systems into automated test setups, ensuring proper signal acquisition, processing, and analysis.
• Identify and control factors that affect optical measurements, such as temperature, drive current, fixturing, alignment, and environmental conditions, and implement mitigation strategies.
• Collaborate with cross-functional teams, including R&D, manufacturing, quality, and product engineering, to align test strategies with product requirements and production constraints.
• Document test system designs, procedures, and results clearly and comprehensively, supporting audits, regulatory requirements, and continuous improvement initiatives.
• Support troubleshooting and root cause analysis for test-related issues in production, and implement corrective and preventive actions to improve test system robustness.
• Provide technical guidance and mentorship to colleagues on test methodology, optical measurement techniques, and best practices for measurement system development.

Skills

LabVIEW

TestStand

MATLAB

Instrument integration

Test methodologies

MSA

Gauge R&R

URS/SRS

LED emitters

Optical measurements

Education

Bachelor's degree in engineering

Tools

Spectrometers

Oscilloscopes

Job description

Job Title: Principal Test EngineerJob Description

This role focuses on developing and validating manufacturing test systems for advanced medical devices, with a strong emphasis on optical measurement technologies. You will bridge the gap between R&D concepts and high-volume production by designing, implementing, and optimizing measurement systems for LED emitters, spectroscopy, sensor technologies, and signal processing. Working closely with internal sensor and product experts, you will ensure that laboratory measurement methods evolve into robust, scalable, and reliable manufacturing test solutions.

Responsibilities

• Design, develop, and implement manufacturing test systems that support high-volume production of medical devices, with a focus on optical and electronic measurements.

• Translate R&D laboratory measurement methods into robust, production-ready test solutions that maintain accuracy, repeatability, and reliability at scale.

• Develop and maintain automated test applications using LabVIEW, TestStand, and MATLAB, integrating instruments such as spectrometers, oscilloscopes, and other measurement equipment.

• Create and execute test methodologies, including test plans, test procedures, and validation strategies, to ensure comprehensive verification of product performance and compliance.

• Perform measurement system analysis (MSA), including Gauge R&R and uncertainty analysis, to quantify and improve measurement accuracy and consistency.

• Define and optimize manufacturing test limits, guard bands, and decision criteria based on statistical analysis of measurement variation, repeatability, reproducibility, and yield performance.

• Develop user requirements specifications (URS) and system requirements specifications (SRS) for manufacturing test systems, and lead verification and validation activities against these requirements.

• Characterize LED emitters and optical measurement systems, including setup, calibration, and performance evaluation of spectroscopy and spectrometer-based solutions.

• Integrate optical sensor technologies and photonics-based measurement systems into automated test setups, ensuring proper signal acquisition, processing, and analysis.

• Identify and control factors that affect optical measurements, such as temperature, drive current, fixturing, alignment, and environmental conditions, and implement mitigation strategies.

• Collaborate with cross-functional teams, including R&D, manufacturing, quality, and product engineering, to align test strategies with product requirements and production constraints.

• Document test system designs, procedures, and results clearly and comprehensively, supporting audits, regulatory requirements, and continuous improvement initiatives.

• Support troubleshooting and root cause analysis for test-related issues in production, and implement corrective and preventive actions to improve test system robustness.

• Provide technical guidance and mentorship to colleagues on test methodology, optical measurement techniques, and best practices for measurement system development.

Essential Skills

• Bachelors degree in engineering or engineering technology, preferably in electrical engineering (EE, ECE, or EET).

• At least 7 years of professional experience in manufacturing test engineering and test application development.

• Proven experience in developing and supporting manufacturing test systems for electronic or electro-optical products.

• Strong proficiency with LabVIEW and TestStand for automated test development and instrument control.

• Experience using MATLAB for data analysis, signal processing, and test algorithm development.

• Hands‑on experience with instrument integration, including spectrometers, oscilloscopes, and related test equipment.

• Demonstrated ability to develop test methodologies, test plans, and test procedures for manufacturing environments.

• Expertise in measurement system analysis (MSA), including Gauge R&R and uncertainty analysis.

• Experience defining manufacturing test limits, guard bands, and validation strategies to ensure product quality and yield.

• Strong understanding of requirements definition and documentation, including URS and SRS development, and leading verification and validation activities.

• Solid background in electrical engineering principles and practical use of oscilloscopes and other electronic measurement tools.

• Knowledge of LED emitters, sensor technology, and signal processing as applied to manufacturing test systems.

Additional Skills & Qualifications

• Experience with LED emitter characterization and optical measurement systems, including setup, calibration, and performance evaluation.

• Knowledge of spectroscopy and spectrometer integration into automated test environments.

• Familiarity with optical sensor technologies and photonics-based measurement systems.

• Understanding of environmental and operational factors affecting optical measurements, such as temperature, drive current, fixturing, alignment, and other environmental conditions.

• Experience performing statistical analysis of measurement variation, repeatability, reproducibility, and yield performance to optimize test processes.

• background in medical device or highly regulated manufacturing environments is advantageous.

• Ability to collaborate effectively with internal sensor experts, product experts, and cross-functional teams.

• Strong analytical, problem‑solving, and troubleshooting skills, with the ability to investigate and resolve complex test and measurement issues.

• Clear and concise technical communication skills, including the ability to produce high‑quality documentation for test systems and procedures.

Work Environment

This position operates in a highly technical, engineering-driven manufacturing environment focused on medical devices and advanced measurement systems. You will work with automated test platforms that integrate LabVIEW, TestStand, and MATLAB, along with a range of instruments such as spectrometers, oscilloscopes, and other precision test equipment. The role involves close collaboration with R&D laboratories and production facilities, requiring frequent interaction with cross-functional teams to align test strategies with product and process requirements. Work typically follows standard business hours, with flexibility to support critical production or validation activities as needed. The environment emphasizes precision, documentation, and adherence to established procedures, with a strong culture of quality, continuous improvement, and innovation in measurement and test methodologies.

Job Type & Location

This is a Permanent position based out of Tempe, AZ.

Pay and Benefits

The pay range for this position is $50.00 - $85.00/hr.

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan Pre-tax and Roth post-tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long-term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave)

Job Type & Location

This is a Permanent position based out of Tempe, AZ.

Application Deadline

This position is anticipated to close on Nov 4, 2026.

Workplace Type

This is a fully onsite position in Tempe,AZ.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News‑Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email [e-mail] for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.