Power Systems Integration Engineer - Directed Energy -27132

HII's Mission Technologies division•Knoxville, TN

29d•Hybrid

About The Position

This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems. HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners. Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense – the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. HII, Mission Technologies has an opportunity available for a Power Systems Integration Engineer located in Knoxville, TN. The Engineer will be responsible for assembling, integrating, testing, and troubleshooting high‑power Power and Energy Systems (PES) used in modular microgrids and advanced load applications. The role ensures that system designs translate into safe, functional, and production‑ready hardware. Ideal applicants will be comfortable working in a lab, industrial, or high-bay environments, have a strong troubleshooting mindset and attention to detail, and able to work with incomplete or evolving requirements.

Requirements

2 years relevant experience with Bachelors in related field; or 0 years experience with Masters in related field.
Experience with high‑power electrical systems (10 kW and above).
Understanding of: AC and DC power systems, Power converters (rectifiers, inverters, DC‑DC), Energy storage systems (batteries, supercapacitors), Protection devices (contactors, fuses, breakers)
Experience with electrical test equipment (DMMs, oscilloscopes, power analyzers, etc.).
Ability to read and generate schematics, wiring diagrams, and one‑line diagrams.
Ability to obtain and maintain a secret level security clearance.

Responsibilities

Assemble PES hardware including power converters, energy storage systems, PDUs, contactors, protection devices, and thermal subsystems.
Integrate rack‑level and containerized systems, ensuring proper mechanical fit, cabling, grounding, and labeling.
Support MOSA‑aligned architectures to maintain modularity and component interchangeability.
Coordinate pre‑charge, contactor sequencing, and safe bring‑up of high‑voltage and low‑voltage buses
Develop and execute system‑level and component‑level test procedures.
Configure and operate programmable power supplies, loads, AFEs, and battery emulators.
Instrument systems to measure voltage, current, power quality, transients, and thermal behavior.
Conduct FAT, integration testing, fault insertion, and regression testing.
Verify performance against electrical, thermal, and control requirements.
Diagnose hardware, wiring, firmware, and controls issues during bring‑up and testing.
Perform structured root‑cause analysis and implement corrective actions.
Validate fixes through re‑test and document findings for internal and customer use.
Create and maintain wiring diagrams, one‑line diagrams, test reports, and as‑built documentation.
Support configuration management of hardware, firmware, and test setups.
Provide feedback to design teams to improve manufacturability, testability, and system robustness.
Follow and enforce high‑voltage and high‑energy electrical safety procedures.
Support compliance with applicable military, industrial, and laboratory safety standards.
Participate in hazard analysis and risk‑mitigation activities.