PCB Soldering/Power Module Rework Technician

Job Title: Hardware Engineer – DC Power Modules & PCBA Rework
Location: Milpitas CA onsite
Department: Aftersales / Hardware Engineering

About EwiCharge Inc.
At EwiCharge Inc., we are committed to expanding access to clean, modern electric power worldwide—especially for communities that currently lack fast-charging options for electric vehicles (EVs). As a fast-growing, innovative product development company, we sell our chargers across the US, Europe, and Asia. Our portfolio includes advanced EV chargers, vehicle-to-grid (V2G) power modules, and energy storage systems. We are seeking curious, hands-on problem solvers to help us design, refine, and deliver cutting-edge clean energy technology.

Position Summary

In this role, you will work across the full lifecycle of designing, manufacturing, and testing DC power modules. You will contribute to circuit development, PCB layout, and rigorous hardware testing to ensure quality and reliability. A key part of your role will involve identifying and troubleshooting issues to rapidly refine our designs, making them more robust and efficient.

Key Responsibilities

Hardware Development & Testing

• Assist in troubleshooting and optimizing DC power module hardware, including circuit design and PCB layout.
• Perform hardware testing using multimeters, oscilloscopes, and power supplies to meet quality standards.
• Set up and modify testing equipment; create and maintain troubleshooting documentation.
• Conduct audits of circuits for warranty purposes and lead root cause analyses.

PCBA Rework & Assembly

• Perform precision PCB soldering and BGA rework in accordance with IPC-A-610 standards.
• Solder through-hole and SMT components, using microscopes where required.
• Maintain tools and equipment to ensure optimal performance.
• Collaborate with the team to assemble boards efficiently and to high quality standards.

Required Qualifications

• 1+ years of PCBA rework soldering experience (active within the last year).
• Strong foundation in electronics, with experience in circuit design, PCB layout, and electronics testing.
• Proficiency in using multimeters, oscilloscopes, and power supplies.
• Ability to interpret rework instructions, work orders, and reports.
• Ability to work with minimal supervision.

Preferred Qualifications (Bonus Skills)

• 2+ years of BGA rework experience.
• Knowledge of the full SMT process (kitting, paste printing, placement, reflow, board wash, AOI).
• Experience with IPC-7711/7721 (Rework, Modification, and Repair of Electronic Assemblies).
• Experience reading schematics and understanding electronic components/datasheets.

Key Attributes

• Exceptional attention to detail.
• Strong organizational, time-management, and planning skills.
• Excellent communication skills.
• Problem-solving mindset with curiosity for continuous improvement.

We Offer:

• Competitive salary.
• Generous benefits package.
• Opportunity to work on innovative clean energy solutions with a passionate team.

Job Type: Full-time

Pay: $22.00 - $25.00 per hour

Benefits:

• 401(k)
• Health insurance
• Paid time off

Work Location: In person