Mechanical Test Technician (Jr to Mid Level)

Yoh - A Day & Zimmerman 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)

Life & Disability Insurance

401K Retirement Savings Plan

Direct Deposit & weekly epayroll

Referral Bonus Programs

Certification and training

Job summary

Yoh, a Day & Zimmermann company, seeks a Mechanical Test Technician to support testing, validation, and failure analysis of semiconductor hardware and advanced packaging in a high-performance R&D lab. You will work with cross-functional teams to deliver accurate, data-driven results, ensuring hardware robustness across mechanical and thermal conditions.

The role requires hands-on testing experience, familiarity with lab and shop equipment, fixture development, and precision metrology.

Qualifications

• Hands-on mechanical testing in an R&D environment for semiconductor hardware or high-performance assemblies.
• Operate lab and shop equipment including universal test systems, drop/impact, high-speed cameras, thermal chambers, DAQs, power supplies, DMMs, and fabrication tools.
• Design and build custom test fixtures and set up instrumentation for structured data collection and reporting.
• Proficiency with NX CAD or similar 3D modeling software.

Responsibilities

• Test, validate, and analyze mechanical reliability of semiconductor hardware.
• Develop and maintain test fixtures and instrumentation for data collection.
• Interpret schematics, drawings, and CAD models with precision measurements and tolerances.
• Collaborate with cross-functional engineering teams to deliver data-driven results.

Skills

Mechanical testing

Instrumentation

Data collection

Independent work

Tools

NX CAD

LabVIEW

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

What s In It for You?

Benefit eligibility is in accordance with applicable laws and client requirements. Benefits include:

• 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. All qualified applicants are welcome to apply.

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 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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