Quality Control Technician

company; San Jose (CA); On-site; USD 60,000 - 90,000; Full time

Job summary

Company looking for an experienced Quality Technician to support IQC, IPQC, and OQC in battery R&D and manufacturing operations.

The role involves hands-on quality control, root cause analysis, and collaboration with Quality Engineering, R&D, Manufacturing, and Supply Chain to build practical quality systems supporting fast-paced innovation.

Qualifications

• 3+ years of IQC, IPQC, and/or OQC experience in a manufacturing or R&D environment.
• Hands-on root cause analysis and problem-solving capability.
• Comfortable working in lab, dry room, or production environments.
• High attention to detail with strong documentation and communication skills.
• Experience in battery, electrochemical, materials, or hardware manufacturing is a plus.

Responsibilities

• Incoming Quality Control (IQC): Perform and lead receiving inspections for incoming materials and components; review COAs and lot traceability; identify, document, and quarantine nonconforming material; support supplier issue investigations; improve IQC procedures and criteria.

Skills

IQC/IPQC/OQC experience

Root cause analysis

Documentation

Attention to detail

Job description

About the Company

We are a stealth-mode battery startup developing cutting‑edge battery technology. Our mission is to revolutionize battery technology to accelerate the global transition to clean energy. By leveraging innovative materials and advanced manufacturing techniques, we are building the future of sustainable energy.

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Role

We are looking for an experienced Quality Technician to support Incoming, In-Process, and Outgoing Quality Control (IQC, IPQC, OQC) and play a key role in root cause analysis and continuous improvement as we scale our battery R&D and manufacturing operations. This is a hands‑on role for someone who enjoys being close to the product, solving real problems, and helping build practical quality systems that support fast‑paced innovation.

Responsibilities

Incoming Quality Control (IQC)

• Perform and lead receiving inspections for incoming materials and components
• Review Certificates of Analysis (COAs), lot traceability, and supplier documentation
• Identify, document, and quarantine nonconforming incoming material
• Support material qualification, change‑based inspections, and supplier issue investigations
• Improve and standardize IQC procedures, checklists, and acceptance criteria

In‑Process Quality Control (IPQC)

• Perform in‑process inspections to verify critical process and quality parameters
• Monitor adherence to process controls and work instructions
• Identify process deviations and elevate issues in real time
• Support root cause analysis for in‑process defects and yield losses
• Work with Manufacturing and R&D teams to implement corrective actions

Outgoing Quality Control (OQC)

• Perform final inspections on finished cells, components, or assemblies prior to release
• Verify compliance to defined specifications and release criteria
• Ensure proper documentation, labeling, and traceability prior to shipment or internal release
• Support disposition decisions for nonconforming finished goods

Problem Solving & Continuous Improvement

• Lead first‑level root cause analysis (RCA) using tools such as 5‑Why, Fishbone (4M), and data review
• Support corrective and preventive actions (CAPA) and verify effectiveness
• Track recurring quality issues and recommend preventive improvements
• Collaborate cross‑functionally with Quality Engineering, R&D, Manufacturing, and Supply Chain

Qualifications

• 3+ years of strong experience in IQC, IPQC, and/or OQC within a manufacturing or R&D environment
• Demonstrated hands‑on root cause analysis and problem‑solving capability
• Comfortable working in lab, dry room, or production environments
• High attention to detail with strong documentation and communication skills
• Experience in battery, electrochemical, materials, or hardware manufacturing is a plus

Why Join Us?

• Innovative Technology: Work on cutting‑edge energy storage solutions that power the future.
• Career Growth: Opportunities to work on high‑impact projects and advance in a growing industry.
• Competitive Benefits: Comprehensive health, wellness, and professional development programs.
• Mission‑Driven Culture: Be part of a team that is shaping the future of sustainable energy through innovation and excellence.

We are an equal opportunity employer and we do not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.