Directed Energy Power Interfaces Engineer

Huntington Ingalls Industries; Knoxville (TN); On-site; USD 99,000 - 195,000; Full time

Job summary

Mission Technologies, a division of Huntington Ingalls Industries (HII), seeks a Power Interfaces Engineer to join the Knoxville, TN team. You will architect electrical, data, and safety interfaces for high-energy power systems, aligning with batteries, PDUs, controllers, sensors, and converters to form a unified system.

You’ll define interfaces, create ICDs and wiring diagrams, and ensure modular, scalable designs while adhering to relevant standards and safety requirements.

Qualifications

• 5 years relevant experience with Bachelor in related field; 3 years relevant experience with Masters in related field; or 0 years experience with PhD or Juris Doctorate in related field.

Responsibilities

• Engineer the electrical, data, and safety interfaces that link batteries, PDUs, converters, sensors, and controllers.
• Develop interface control documents, power-flow diagrams, signal lists, and communication maps.
• Ensure plug-and-play modularity and support evolving system configurations using MOSA principles.
• Define analog/digital signal behavior from filtering and timing to fault responses.
• Define and validate communication protocols (CAN, Ethernet, Modbus, proprietary serial).
• Engineer safety logic, interlocks, and high-energy protective behaviors.
• Align interface logic with battery, controls, and power electronics teams.
• Lead interface-focused trade studies centered on safety, reliability, and environmental resilience.
• Confirm compliance with electrical, thermal, communication, and EMI/EMC standards.
• Build test plans targeting interface integrity, communication performance, and safety logic.
• Support system bring-up with real-time signal verification and controller integration testing.
• Participate in FAT, regression, and fault-insertion testing to validate system robustness.
• Document results and champion interface improvements.

Skills

Power interfaces

BMS

CAN

Ethernet

Safety interlocks

Wiring diagrams

ICDs

System integration

Education

Bachelor's degree in related field

Master's degree in related field

PhD/JD in related field

Tools

MOSA principles

MIL-STD-1399

NFPA 70E

IEEE standards

Job description

Mission Technologies, a division of Huntington Ingalls Industries (HII), seeks a Power Interfaces Engineer to join the Knoxville, TN team. You will architect electrical, data, and safety interfaces for high-energy power systems, aligning with batteries, PDUs, controllers, sensors, and converters to form a unified system.

You’ll define interfaces, create ICDs and wiring diagrams, and ensure modular, scalable designs while adhering to relevant standards and safety requirements.