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$44k – $52k per year
Location
In office (Fremont)
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H-1B filings in 12 months: 5 · green card filings: 1
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 21, 2026. First seen by Alion on Sep 30, 2026.

Overview
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Amprius Technologies builds silicon anode lithium-ion cells with exceptionally high energy density. The cells power high-altitude aircraft, drones and wearable defence equipment where weight is critical. The company operates pilot manufacturing in California and licenses capacity elsewhere.
Backed by Kleiner Perkins

Job Title: Battery Assembly & Test Technician (Day Shift AWS)

Reports to: Battery Assembly Supervisor

Job Type: Non-Exempt, Full-Time

Locations: Fremont, CA (On-site)

Company Description

Amprius Technologies, Inc. is a leading manufacturer of high-energy, high-power lithium-ion batteries, delivering the industry’s highest commercially available energy density. Headquartered in Fremont, California, Amprius maintains an advanced R&D lab and a MWh-scale manufacturing facility dedicated to silicon anode and cell production. For more information about the company, please visit www.amprius.com.

Summary

Amprius has an immediate opening for Battery Assembly Technician! The Battery Assembly Technician uses various equipment and hand tools to produce Amprius Technologies’ proprietary silicon anode Li-Ion cells. The candidate must be reliable and able to work well in a team and have experience with mechanical assembly. This is a 6-months TEMP role.

Job Responsibilities

  • Assemble battery components according to given specifications.
  • Test completed batteries to ensure they meet quality and performance standards.
  • Inspect materials and components for quality issues using tools such as micrometer, mass scale, digital multi-meter, and cliper.
  • Record production data and report any issues to the supervisor/manager.
  • Collaborate with team members to meet daily production targets.
  • Operate and maintain assembly line equipment.
  • Troubleshoot minor technical issues with assembly equipment.
  • Maintain a clean and organized work environment.
  • Follow company’s safety protocols.

Requirements

  • Experience with (OR willingness to learn) using hand tools such as die punch, rotary tool, cutters.
  • Manual dexterity and good hand-eye coordination.
  • Mechanical aptitude and experience with hand tools.
  • Basic understanding of assembly line processes.
  • Basic computer skills for accurate data entry.
  • Attention to detail and focus on quality.
  • Ability to work in a fast-paced environment.
  • Willingness to adhere to safety protocols and workplace policies.
  • Team work oriented mind-set.

Education, Certifications, Experience

  • High School Diploma, GED, or equivalent required.
  • One (1) year of experience as an equipment operator or technician in one of the following industries: Semiconductor, solar, battery, electronics, or automotive.

Physical Demands & Work Location:

  • Fremont, CA: This is an on-site job. Reliable commute or planning to relocate before starting work is required.
  • Be able to lift and/or move objects up to 25 pounds.
  • May be required to stand, sit, squat, bend, kneel, twist, crawl, reach, lift, balance, push, and pull.
  • Adhere to safety protocol and use personal protective equipment (PPE) including, but not limited to, a lab coat, gloves, safety glasses, face mask, respirator and safety shoes.

Work Schedule

  • Alternate Workweek Schedule (AWS): 3-days x 12-hour / 4-days x 12-hour every other week.
    • Week 1: Thursday, Friday & Saturday
    • Week 2: Wednesday, Thursday, Friday & Saturday
  • Shift timings from 5:30 am to 6:00 pm

Benefits

  • Salary: $22.00 - $26.00 per hour. Depending on knowledge, skills, and experience.
  • Traditional and Roth 401(k)
  • Cell phone reimbursement for $50/month

Amprius Technologies is committed to promoting an equal employment opportunity workplace environment and is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expressions, pregnancy, age, national origin, disability status, genetic information (GINA), protected veteran status, or any characteristic protected by law. The Company’s policy is to recruit, hire, train, promote, and administer all employment-related matters based on an individual’s qualifications, abilities, and efforts without regard to protected status.

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