What are the responsibilities and job description for the Yield Engineering Systems | Final Test Engineer position at Yield Engineering Systems?

YES (Yield Engineering Systems, Inc.) is a leading manufacturer of reliable, high-tech, cost-effective capital equipment that transforms materials and surfaces at the nanoscale. From startups to the Fortune 50, our customersrely on YES to help them unleash products that change lives – from cellphones and IoT devices,to AI and virtual reality, to diagnostic tests for COVID.

As a preferred provider of wet and dry process technology, we look forward to talking with smart, energetic, collaborative people who can grow with us. We provide a competitive salary and benefits, including employee stock ownership, and some of the best co-workers you will find anywhere. If thisappeals to you, please read on!

Job Title : Final Test Engineer

Location : Chandler, AZ

Responsibilities include, but are not limited to :

Final Acceptance Testing (FAT) :
Conduct final test and qualification procedures for semiconductor equipment to ensure all specifications and performance metrics are met.
Execute final test checklists, sign off on completed tasks, and confirm readiness for customer delivery.
Troubleshooting & Diagnostics :
Apply systematic troubleshooting methodologies to diagnose equipment malfunctions.
Conduct root cause analyses, determine severity of issues, and implement corrective actions to minimize downtime.
Data Collection & Analysis :
Collect, process, and analyze test data; use statistical methods to validate equipment performance.
Propose improvements or modifications based on test results.
Process Recipe & Optimization :
Refine process recipes based on test results and specific customer requirements.
Collaborate with process engineering teams to optimize tool performance.
Vacuum & Safety Procedures :
Perform pump-down for vacuum chambers and load-locks, adhering to all safety protocols.
Ensure lock-out / tag-out processes are correctly implemented and verified.
Equipment Handling & Calibration :
Work with robotics (e.g., Kawasaki) and other automated systems (load ports, aligners, ionizer bars) to ensure proper installation and calibration.
Evaluate and optimize ESD requirements for safe wafer / panel handling.
Documentation & Compliance :
Record test processes, production data, and final test outcomes meticulously for compliance and traceability.
Maintain adherence to all Environmental, Health, and Safety (EHS) regulations and company policies.
Cross-Functional Collaboration :
Partner with manufacturing, R&D, suppliers, and other teams to resolve technical challenges quickly.
Provide coaching to junior engineers or production staff on mechanical components, adjustments, and alignments.
Continuous Improvement :
Conduct Design of Experiments (DOEs) to optimize product design, solve manufacturing issues, or enhance process efficiencies.
Suggest process or product improvements based on FAT findings and industry best practices.
Reporting & Communication :
Write daily reports on testing activities, present findings to supervisors and management.
Offer feedback on peers’ performance and collaborate on team goals during reviews.

Qualifications

Education :

Bachelor’s Degree in Electrical, Electronics, Mechanical Engineering, or a related field (advanced degree preferred).

Experience & Technical Skills :

Minimum 5–8 years of experience in final testing, equipment engineering, or a closely related role—preferably in the semiconductor industry.

Experience conducting final acceptance tests (FAT) on complex semiconductor capital equipment (e.g., curing, etching, deposition tools).

Solid understanding of vacuum systems, PID tuning, robotics (Kawasaki or similar), PNID diagrams, ESD protocols, and handling specialty gases (N2, CDA, helium).

Strong diagnostic and troubleshooting skills in mechanical, electrical, and electronic systems, with the ability to read and interpret schematics.

Familiarity with CAD or SolidWorks is a plus; additional PLC or software knowledge is advantageous.

Soft Skills & Additional Requirements :

Outstanding analytical skills and meticulous attention to detail.

Effective communication and interpersonal skills; able to present technical findings clearly to cross-functional teams.

Proven ability to prioritize tasks, meet deadlines, and manage multiple projects simultaneously.

Willingness to work in a cleanroom environment and follow all EHS policies.

Experience with Lean Manufacturing principles is desirable.

Comfortable interfacing with customers and suppliers to resolve issues and ensure satisfaction.

Flexibility to work various shifts or travel occasionally, if required.

Compensation

YES also offers a performance-based annual bonus and a competitive benefits package, which includes a 401(k) match, medical, dental, vision and life insurance, in addition to flexible PTO and company stock.

Additional Information

Background check, and pre-employment drug screen required.

Applicants must have current authorization to work in the United States on a full-time basis.

YES is an equal opportunity employer and values diversity. All employment is decided based on qualifications, merit, and business need.

YES prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws.

Come find out why YES is such a great place to work. Apply today!

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Yield Engineering Systems | Final Test Engineer

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