CMM Operator / Inspector

Hitachi Automotive Systems Americas, Inc.; Pleasanton (CA); On-site; USD 52,000 - 55,000; Full time

Job summary

Hitachi Particle Engineering and Services, Inc. in Pleasanton, CA seeks a CMM Inspector to perform precise dimensional inspections of high-precision components and materials. You will ensure conformity to engineering specs and customer requirements through accurate measurements.

The role requires a high school diploma or GED, 5+ years of CMM inspection experience, and strong GD&T knowledge. Proficiency with CMM Manager and hand tools is preferred; excellent communication skills are essential.

Qualifications

• High school diploma or GED required; technical certifications or associate degrees preferred.
• 5+ years of precision inspection experience using CMMs in a quality-controlled environment.
• Understanding of ASME Y14.5 GD&T to interpret complex engineering intents.
• Experience with CMM software (CMM Manager preferred) and measurement hand tools (calipers, micrometers, etc.).
• Knowledge of quality assurance principles related to dimensional inspection.

Responsibilities

• Operate manual CMM machinery to perform in-process, first-article, and final dimensional inspections.
• Interpret engineering drawings, specifications, and GD&T symbols.
• Determine measuring instruments required based on drawings and record inspection data.
• Document acceptance or rejection of material and collaborate to troubleshoot discrepancies.
• Label and segregate nonconforming materials and assist with other inspections as needed.

Skills

Attention to detail

Quality awareness

Communication skills

GD&T interpretation

Education

High school diploma or GED

Engineering/manufacturing certification or associate degree

Tools

CMM Manager

Calipers

Micrometers

Job description

Location: Pleasanton, California, United States Job ID: R0141089 Date Posted: 2026-08-11 Company Name: HITACHI AMERICA, LTD. Profession (Job Category): Quality Management Job Schedule: Full time Remote: No Job Description: CMM Inspector Company: Hitachi Particle Engineering and Services, Inc. Location: Pleasanton, CA Status: 3-month contract (eligible for extension) The Company Hitachi Particle Engineering and Services, Inc. (HPES) provides service and maintenance operations to Particle Therapy systems. Accsys Technologies, a division of HPES designs and manufactures ion RF LINAC systems (radio frequency linear accelerator), which are used in Particle Beam Therapy systems and R&D applications. Hitachi Particle Engineering and Services, Inc. is a Hitachi Group Company.

Summary The CMM (Coordinate Measurement Machine) Operator is a quality-driven professional responsible for performing dimensional inspections of high-precision components and manufacturing materials. This role ensures products meet engineering specifications, quality standards, and customer requirements through accurate measurement and inspection.

Duties and Responsibilities include but are not limited to: Operate manual CMM machinery to perform in-process, first-article, and final dimensional inspections. Interpret engineering drawings, specifications, and Geometric Dimensioning and Tolerancing (GD&T) symbols. Collaborate with engineering to identify critical inspection dimensions Determine appropriate measuring instruments required based on drawings Accurately record inspection data including calibrated instruments used Document acceptance or rejection of material Collaborate with engineering and/or manufacturing to troubleshoot discrepancies Appropriately label and segregate materials that do not meet specification Assist with non-CMM related inspections as needed

Required Qualifications: High school diploma or GED required; technical certifications or associate degrees in engineering or manufacturing disciplines are preferred. 5+ years of precision inspection experience using CMMs in quality-controlled environment. Understanding of Geometric Dimensioning and Tolerancing (ASME Y14.5) to interpret complex engineering intents Ensure accurate measurements using GD&T principles. Experience with CMM software (CMM Manager preferred) and measurement hand tools (calipers, micrometers, etc.) Knowledge of quality assurance principles related to dimensional inspection Knowledge of ANSI sampling standards Excellent written, verbal and communication skills Proficient math skills Proficient with Microsoft Office suite

Working Conditions General manufacturing/inspection environment. Potential for exposure to radiation. Employees frequently walk, stand and sit for computer use; may sit for extended periods of time.

Our Values We are proud to say we are an equal opportunity employer and welcome all applicants for employment without attention to any factor that doesn’t impact your ability to do the job, including race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status. We are proud of Japanese heritage, with our values expressed through the Hitachi Spirit: Wa - Harmony, Trust, Respect Makoto - Sincerity, Fairness, Honesty, Integrity Kaitakusha-Seishin - Pioneering Spirit, Challenge For California only (as required by California’s Pay Transparency for Pay Equity Act (SB 1162): A good faith estimate of the expected hourly rate for this position that the employer reasonably expects to pay for the position upon hire is $38.46 per hour. Pay is determined based on a variety of factors including, but not limited to, depth of experience in the practice area. Employees are eligible to participate in Hitachi America’s variable pay program, subject to the program’s conditions and restrictions. Equal Opportunity Employer (EOE)-Females/Minorities/Protected Veterans/Individuals with Disabilities

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Hitachi brings together the world's greatest minds to help breathe life into new possibilities - and drive innovation for a better future. That's why we look for individuals who share our pioneering spirit, have imaginative ideas and are fearless when it comes to tackling the world's biggest challenges. Our people love technology - and they love making a difference. They have a passion for finding new solutions and working with brilliant colleagues. Every day they dedicate themselves to a huge range of exciting projects, contributing to the Hitachi vision around the globe. From engineering new sustainability solutions that conserve water and energy to creating the infrastructure for the smart cities of tomorrow, there's no challenge too great for our pioneers. And there's no shortage of opportunities for you to make a difference. Come and experience the dynamic, collaborative and creative environments where your ideas are welcome and new discoveries are waiting. To help you grow to your full potential, we strive to support our employees in their career aspirations and promote the freedom to explore new horizons.

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