Junior Power Electronics Test Engineer

Important Application Requirement: No Visa Sponsorship Available

Please read before applying: Infinitum is unable to provide employment visa sponsorship for this position now or in the future.

About Us

Infinitum is revolutionizing electric motors with our patented printed circuit board (PCB) stator technology. Our motors are lighter, more efficient, and more sustainable than traditional designs—enabling a cleaner future across HVAC, industrial, and e-mobility applications.

About the Role

We are looking for a Junior Power Electronics Test Engineer to join our Electronics Team. This role is the critical bridge between our Electronics, Test & Integration, and Manufacturing teams. You will own the testing, debugging, and validation of power conversion systems—from building test benches to diagnosing field failures.

Responsibilities

• Build and operate power electronics test benches
• Execute functional, performance, and stress testing on motor drives and power products (AC/DC, DC/AC, DC/DC)
• Perform lab measurements to validate design performance—voltage, current, power, efficiency, switching waveforms, thermal, and EMI
• Support Manufacturing and Test & Integration teams with hardware troubleshooting
• Diagnose failed field equipment and conduct root cause analysis
• Create and execute test plans and procedures
• Document results, failures, and corrective actions
• Maintain lab equipment and ensure safe testing practices

Required Qualifications

• Bachelor's degree in Electrical Engineering or related field
• Coursework or hands-on experience in power electronics
• Understanding of basic power electronic converters
• Ability to read and interpret schematics and datasheets
• Experience with lab equipment: oscilloscopes, multimeters, power supplies, logic analyzers, electronic loads
• Understanding of electrical safety for high-voltage systems
• Strong troubleshooting and analytical skills
• Basic knowledge of PCB design and layout
• Candidates must be currently authorized to work full-time in the United States and able to continue working without employer sponsorship, visa transfer, visa extension, or future immigration support.
• This role is not eligible for candidates who currently require, or may in the future require, sponsorship related to F-1 OPT, CPT, STEM OPT, H-1B, TN, E-3, O-1, or similar employment-based visa categories.

Preferred Qualifications

• Hands-on experience with motor drives in a lab environment
• Knowledge of motor drive control theory
• Lab experience with low-voltage power systems (up to 1000V)
• Internship/co-op experience in hardware testing
• Soldering skills (passives, basic ICs)
• Professional PCB design experience in Altium
• NI LabVIEW experience

Benefits

We have created a community at Infinitum, where everyone feels a sense of belonging and is working together to achieve our goals.

• Comprehensive Health Coverage (Medical/Dental/Vision)
• Short-Term & Long-Term Disability Coverage
• Health Savings Account (HSA) – includes employer contributions.
• Flexible Spending Account (FSA) & Limited Purpose Flexible Spending Account
• 401(k) – Traditional and Roth
• Stock Options
• Open Paid Time Off (PTO)
• 12 Paid Holidays
• Potential Relocation Assistance
• Flexible schedule – including hybrid possibilities
• Company Paid Lunch on Fridays
• Community Give-back Opportunities

Infinitum embraces diversity and is an equal opportunity employer.

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