Quality Engineer I

Hitachi Automotive Systems Americas, Inc.; Pleasanton (CA); On-site; USD 90,000 - 110,000; Full time

Job summary

Hitachi Particle Engineering and Services, Inc. in Pleasanton, CA seeks a Quality Engineer to ensure products and processes meet customer and regulatory quality requirements.

You will develop inspection methods, review specifications, support corrective actions and drive continuous improvement initiatives. The role collaborates with Engineering, Manufacturing, Suppliers and Operations to implement quality controls and compliant documentation while advancing ISO 9001 standards across the

Qualifications

• BS in Electrical, Industrial Engineering or a related engineering field.
• 6+ years of experience in Quality Assurance or Quality Engineering in an ISO-regulated environment.
• Strong critical thinking, analytical abilities, and attention to detail.
• Knowledge of Lean Six Sigma, RCA, statistical analysis, value stream mapping, continuous improvement, and Kanban.
• Ability to read and interpret technical documentation.
• Proficient with MS Office (Word, Outlook, PowerPoint, Excel).
• Experience with ISO 9001:2015.

Responsibilities

• Investigate NCRs, complaints and CAPAs with cross-functional teams to drive corrective and preventive actions.
• Develop quality metrics, yield trends, and defect data to identify risks and drive improvements.
• Lead quality initiatives across manufacturing, testing and production operations.
• Manage supplier quality activities and corrective actions.
• Maintain quality documentation including SOPs, work instructions, inspection procedures, and records.
• Digitize data collection methods for manufacturing, quality and field service.
• Apply statistical analysis to improve quality control.
• Design equipment, tools and fixtures to improve verification and product quality.
• Support audits and corrective actions.
• Drive continuous improvement projects to enhance process efficiency.

Skills

Quality Assurance

Root cause analysis

Statistical analysis

Lean Six Sigma

Value stream mapping

Kanban

Documentation interpretation

MS Office

ISO 9001:2015

Education

BS in Electrical/Industrial Engineering or related field

Tools

ISO 9001:2015

Job description

Location: (HPES) Pleasanton, CA Job ID: R0145299 Date Posted: 2026-09-17 Company Name: HITACHI AMERICA, LTD. Profession (Job Category): Engineering & Science Job Schedule: Full time Remote: No Job Description: Quality Engineer Company: Hitachi Particle Engineering and Services, Inc. Department: Quality Location: Pleasanton, CA Status: Regular, Full-Time 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 Quality Engineer is responsible for ensuring products, processes, and services meet customer, engineering, regulatory, and quality requirements. This role develops and maintains inspection and test methods, quality procedures, inspection plans, and acceptance criteria; reviews drawings and specifications; supports root cause analysis and corrective actions; investigates nonconformances; and drives continuous improvement initiatives. The Quality Engineer works closely with Engineering, Manufacturing, Suppliers, and Operations to establish effective quality controls, improve processes, reduce defects, and ensure compliance with applicable quality standards and customer requirements.

RESPONSIBILITIES

• Work with cross-functional teams to conduct and document investigations of NCRs, complaints, and CAPAs, providing effective corrective and preventive actions.
• Develop and analyze quality metrics, yield trends, and defect data to identify risks and drive measurable improvements.
• Drive quality initiatives across manufacturing, testing, and production operations to improve product and process performance.
• Manage supplier quality activities, including supplier corrective actions, performance monitoring, and issue resolution.
• Establish and maintain quality documentation, including SOPs, Work Instructions, inspection procedures, and quality records.
• Update and digitize data collection methods for manufacturing, quality, and field service.
• Assess opportunities to implement statistical analysis and improve quality control.
• Ability to design equipment, tools, and fixtures to improve verification processes and product quality.
• Ensure compliance with ISO 9001 and other applicable quality management standards Support internal, external, process, and compliance audits, including corrective action follow-up.
• Drive continuous improvement projects to improve the efficiency and effectiveness of processes.
• Perform other duties as directed by the quality manager.

QUALIFICATIONS

• BS in Electrical, Industrial Engineering or a related engineering field 6+ years of experience in Quality Assurance or Quality Engineering within an ISO regulated environment or equivalent education and experience
• Strong critical thinking skills, analytical abilities, and attention to detail
• Understanding of quality principles such as Lean Six Sigma, root cause analysis, statistical analysis, value stream mapping, continuous improvement, and Kanban
• Understanding of how to read and interpret technical documentation
• Capable of prioritizing multiple tasks and projects and managing time efficiently
• Proficiency with MS Office programs including Word, Outlook, PowerPoint, and Excel
• Experience with ISO 9001:2015

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, colour, 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): The expected salary for this position in our California office is $100 K. 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

If you need a reasonable accommodation to apply for a job at Hitachi, please send the nature of request and contact information to [e-mail]. Queries other than accommodation requests will not be responded to.

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 supportour employees in their career aspirations and promote the freedom to explore new horizons.

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