Mechanical Test Technician (Jr to Mid Level)

Yoh, A Day & Zimmermann Company; Cupertino (CA); On-site; USD 34,000 - 48,000; Full time

Benefits offered by this job

Medical, Prescription, Dental & Vision

Health Savings Account (HSA)

401K Retirement Savings Plan

Direct Deposit & weekly epayroll

Certification and training

Job summary

Yoh, a Day & Zimmermann Company, is seeking an experienced Mechanical Test Technician to support testing, validation, and failure analysis of semiconductor hardware in a high-performance R&D lab. You will work closely with engineering to develop fixtures, collect data, and validate mechanical and thermal robustness.

The role requires hands-on testing, lab equipment operation, and the ability to interpret schematics and CAD models with precision.

Qualifications

• Hands-on mechanical testing and inspection of semiconductor hardware in an R&D environment.
• Proficiency operating lab and machine shop equipment including Instron, DAQs, DMMs, and thermal chambers.
• Experience designing and building custom test fixtures and setting up instrumentation for structured data collection.
• Ability to interpret schematics and CAD models with attention to precision and tolerances.

Responsibilities

• Support testing, validation, and failure analysis of semiconductor hardware and advanced packaging.
• Collaborate with cross-functional engineering to deliver data-driven results that ensure hardware robustness.

Skills

Mechanical testing

Data analysis

Documentation

Independent work

Tools

Instron

DAQs

DMMs

Thermal chambers

NX CAD

Job description

Mechanical Test Technician

Seeking an experienced Mechanical Test Technician to support testing, validation, and failure analysis of semiconductor hardware and advanced packaging assemblies within a high-performance R&D lab environment. This role requires strong expertise in mechanical reliability methodologies, precision instrumentation, fixture development, and structured validation processes supporting silicon and system-level hardware. The ideal candidate operates with technical independence and collaborates closely with cross‑functional engineering teams to deliver accurate, data‑driven results that ensure hardware robustness across mechanical and thermal conditions.

Required

• Hands‑on experience performing mechanical testing and inspection of semiconductor hardware, advanced packaging, or high‑performance electronic assemblies in an R&D environment.
• Proficiency operating lab and machine shop equipment, including universal test systems (e.g., Instron), drop/impact systems, high‑speed cameras, thermal chambers, DAQs, power supplies, DMMs, and standard fabrication tools.
• Experience designing and building custom test fixtures and setting up instrumentation for structured data collection and reporting.
• Proficiency with NX CAD or similar 3D modeling software.
• Ability to interpret schematics, mechanical drawings, and CAD models with strong attention to precision measurements and tolerances.
• Demonstrated ability to work independently in fast‑paced development cycles while maintaining strong communication.
• Experience working in a lab environment and lab maintenance as well as documentation skills.

Pluses

• Experience with LabVIEW and NI‑based data acquisition systems.
• Background in semiconductor package reliability testing, including thermal cycling, warpage, shock, and vibration.
• Experience using optical or digital metrology systems for surface, flatness, profile, and tolerance measurements.
• Experience developing structured validation plans and documentation.

Estimated Min Rate

$25.00

Estimated Max Rate

$35.00/hr+. Depends on work experience.

Benefits

• Medical, Prescription, Dental & Vision Benefits (for employees working 20+ hours per week)
• Health Savings Account (HSA) (for employees working 20+ hours per week)
• Life & Disability Insurance (for employees working 20+ hours per week)
• MetLife Voluntary Benefits
• Employee Assistance Program (EAP)
• 401K Retirement Savings Plan
• Direct Deposit & weekly epayroll
• Referral Bonus Programs
• Certification and training opportunities

Note: Any pay ranges displayed are estimations. Actual pay is determined by an applicant's experience, technical expertise, and other qualifications as listed in the job description.

Yoh, a Day & Zimmermann company, is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Visit https://www.yoh.com/applicants-with-disabilities to contact us if you are an individual with a disability and require accommodation in the application process.

For California applicants, qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. All of the material job duties described in this posting are job duties for which a criminal history may have a direct, adverse, and negative relationship potentially resulting in the withdrawal of a conditional offer of employment.

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.

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