HiringCafe
Posted 1w ago

Battery Integration Principal Engineer

@ Amprius Technologies
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Fremont, California, United States
$185k-$200k/yrOnsiteFull Time
Responsibilities:Leading tests, Documenting specs, Collaborating teams
Requirements Summary:Bachelor’s degree in engineering; 7+ years in battery engineering and lithium-ion; knowledge of testing, certification (UN38.3, UL1642, IEC 62133); strong documentation, PM, and customer-facing skills.
Technical Tools Mentioned:Battery testing, Data analysis tools, Documentation tools, Project management software
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Job Description

We are looking for an addition to our Product Development team to be responsible for the following areas:

Compliance, Certification & Documentation (~40%)

• Lead battery certification and compliance programs (UN38.3, UL1642, IEC 62133, BIS, and others), including coordination with external testing laboratories and certification bodies.

• Own the creation, maintenance, and release of all customer-facing technical documentation for the cell product portfolio, including data sheets, product specifications, and safety documentation.

• Maintain the electronic product catalog and product databases, ensuring all published specifications and documentation are current and aligned with certified configurations.

• Track and manage certification timelines, test lab submissions, and regulatory requirements across the full cell portfolio to ensure uninterrupted product availability.

Testing & Integration Engineering (~40%)

• Support and guide cell-level testing activities, providing an integration perspective to ensure test plans, results, and data interpretation align with product requirements and customer application needs.

• Collaborate cross-functionally with R&D, Test Engineering, Quality, and Manufacturing to align product specifications with manufacturing capabilities and test results.

• Evaluate cell performance data and translate findings into specification updates, integration guidance, and technical recommendations.

• Participate in and present at regular project status reviews, providing updates on testing, integration activities, and NPI milestones.

Customer, Supplier & Internal Communication (~20%)

• Serve as a technical escalation point for Sales, Strategic Accounts, and Business Development teams, providing expert guidance on cell performance, specifications, and test data to external customers.

• Act as a technical liaison with key external partners including testing labs, certification bodies, and contract manufacturers.

• Provide technical guidance and mentorship to internal teams on cell integration, specification standards, certification processes, and customer technical requirements.

Qualifications