Testing Technician

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Date: Sep 24, 2026

Location: Hemlock, MI, US, 48626

Company: hemlocksem

Hemlock Semiconductor (HSC) is a leading global provider of hyper pure polysilicon, an essential material used in the semiconductor and solar industries. From smartphones in your pocket to satellites in orbit, our materials play a foundational role in modern technology.

At HSC, employees do work that matters. Team members are part of a safety focused organization that values teamwork, excellence, responsibility and customer focus. Rooted in Michigan for more than 65 years, HSC continues to evolve through innovation, operational discipline and a strong commitment to its people and communities.

This role contributes to HSC’s ongoing work and long-term success by supporting teams, processes and priorities that keep operations running effectively.

Summary

The Testing Technician will execute sample preparation prior to the conformance evaluation of bulk polysilicon, surface polysilicon, and chemicals. Some of these techniques require developing proficiency for the proper handling of the samples to avoid contamination and following the strict protocol of sample conditioning prior to testing. The Technician will collect data on samples measured using various analytical instruments such as spectrometers, gas chromatographs, microscopes, and titrators. The Technicians will analyze data collected on samples to determine the properties and composition of samples. This may involve using software tools to process and visualize the data. The Technician will record data and verify the accuracy and reliability of the data through calibration and validation of instruments. The Technician will review data produced by the analysis of samples verifying the adherence of the data to meet the required standards and specifications. The Technician will contribute to decisions of the disposition of material batches based on the data analysis. This could involve approving batches from shipment or identifying batches that need rework or rejection.

Essential Functions

Operation of Spectrophotometric Instruments:

• Operating instruments like Photoluminescence, FTIR, GC, Agilent 7900s ICP-MS, and Perkin Elmer DRC-ICP-MS.

Sample Preparation:

• Preparing samples for analysis.
• Calibration and Quality Verification
• Calibrating instruments and performing daily quality checks.
• Maintaining calibration standards and analytical solutions.
• Following fault tree protocols for re-testing and verification.

Data Management:

• Entering data into the LIMS system.

Lab Maintenance:

• Cleaning analytical labware.
• Managing acids, distillers, and stock rotation.

Compliance and Documentation:

• Performing tests according to ISO standards and documenting for ISO compliance. Adhering to IATF requirements.

Troubleshooting:

• Troubleshooting various lab equipment.

Skills and Behaviors

Data Collection and Analysis

Verbal Communication

Data Control

Adaptive Mindset

Define Future State/TO-BE State

In-Depth Questioning

Reporting

Cleaning Equipment Operation

Review and Reporting

Action Planning

Assessment

Education Requirements

Bachelor's Degree

Required Work Experience

At least 1 year experience working in an industrial laboratory enviornment.

Physical Requirements

Driving - Never (0%)

Kneeling - Never (0%)

Crawling - Never (0%)

Climbing - Never (0%)

Balancing - Never (0%)

Heavy Lifting (51 - 100 pounds) - Never (0%)

Medium Lifting (21 - 50 pounds) - Rare (1-25%)

Light Lifting (10 - 20 pounds) - Rare (1-25%)

Stoop/Squat - Rare (1-25%)

Bending - Rare (1-25%)

Carrying - Occasional (26-50%)

Push/Pull - Occasional (26-50%)

Uses Foot Controls - Occasional (26-50%)

Standing - Frequent (51-75%)

Walking - Frequent (50-75%)

Sitting - Frequent (51-75%)

Reaching - Frequent (51-75%)

Twisting/Turning - Frequent (51-75%)

Hand Movement - Constant (76-100%)

Repetition - Constant (76-100%)

The range for this position is $24/hr - 30/hr assuming full time status. Starting pay for the successful applicant is dependent on a variety of job-related factors, including but not limited to market demands, experience, training, and education. The benefits available for this position are dependent on hours worked and may include medical, dental, vision, 401(k) plan, variable bonus, life insurance coverage, disability benefits, and PTO.

HSC is an equal employment opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, status as a qualified individual with a disability, marital status, pregnancy, sexual orientation, ancestry, genetic information, or any other characteristic protected by law.

If you are an individual with a disability and you need an accommodation or other assistance during the application process, please call our Human Resources department at:

989.301.5333
or email your request to
[email protected]
All qualified applicants are encouraged to apply.

Req No. 1416

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