Senior Power Electronic Engineer

Company : Liquidpiston

Job Type : Full Time

Bloom, Ct

Number of Applicants

000+

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Job Description - Senior Power Electronic Engineer

About LiquidPiston
LiquidPiston is revolutionizing combustion engine technology through the development of advanced rotary engines and integrated hybrid power systems. Our innovative designs aim to dramatically improve efficiency, reduce size and weight, and enable cleaner, more compact power solutions across defense, aerospace, and commercial sectors.
Position Overview
We are seeking a highly skilled and motivated Senior Power Electronics Engineer to join our growing Electrical Engineering team. In this role, you will lead the development of advanced power conversion systems for hybrid power solutions, including clean-sheet designs for inverters, converters, and motor control systems. You will play a key role in supporting power electronics integration for next-generation generator sets, hybrid powertrains, and electrified propulsion systems.
Key Responsibilities

Lead clean-sheet design and development of AC/DC and DC/DC power converters, including bidirectional inverters and battery chargers.
Perform magnetics and filter design, system-level integration, and EMI hardening for military-grade systems.
Design and implement high-speed switching power electronics with 4-quadrant motor control and precise AC-DC regulation.
Conduct EMI/EMC testing, troubleshooting, and compliance verification to DoD and MIL-STD requirements.
Collaborate with mechanical, firmware, and systems engineers to deliver compact, efficient, and ruggedized power solutions.
Document designs and results using Microsoft Office tools and contribute to technical reports and presentations.
Interface with vendors, customers, and multidisciplinary project teams throughout the product lifecycle.

Required Qualifications

Bachelor’s or Master’s degree in Electrical Engineering, Power Electronics, or related field.
Demonstrated expertise in:
- Bidirectional inverters, DC/DC converter topologies, and magnetics/filter design
- EMI hardening and compliance testing for defense applications
- High-speed switching and motor control (4-quadrant)
Familiarity with AC-DC regulation principles and practical circuit implementation.
Proficiency with MS Office (Word, Excel, PowerPoint).
Must be a U.S. Person (Citizen or Permanent Resident) authorized to work in the United States.

Preferred Qualifications

Experience with weight- and efficiency-critical designs (e.g., aerospace, defense, UAVs).
Background in hybrid power systems, gensets, and MIL-STD compliant systems (e.g., AMMPS).
Knowledge of CANBUS/MODBUS communication protocols.
Hands-on experience with PCB layout and design tools such as EAGLE or Altium.
Firmware development experience (C/C++ preferred).
Project management skills with experience coordinating across teams and with external stakeholders.

Benefits

Flexible PTO to encourage work-life balance and personal well-being
Comprehensive healthcare coverage: medical, dental, and vision plans
Equity participation: RSUs for all permanent employees
401(k) with match: 100% up to 3%, plus 50% match for 3–5% range
Growth opportunities: Mentorship, training, and leadership development

Our Culture
At LiquidPiston, we challenge convention and solve hard problems. We move fast, think boldly, and iterate quickly. Our team thrives on collaboration, creativity, and resilience. We take calculated risks and believe that every setback is a steppingstone toward breakthrough innovation.

Equal Opportunity Employer
LiquidPiston, Inc. is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment regardless of race, color, religion, gender, sexual orientation, gender identity, national origin, or veteran status, and will not be discriminated against on the basis of disability.

All offers of employment at LiquidPiston are contingent upon the successful completion of a pre-employment background check and drug screening.

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Senior Power Electronic Engineer

Job Description - Senior Power Electronic Engineer

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