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Apera

Principal Fuel Systems Engineer

Apera, Granite Heights, Wisconsin, United States

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Job Overview

Shield AI, founded in 2015, is a venture‑backed deep‑tech company focusing on protecting service members and civilians with intelligent systems. Its products include the V‑BAT aircraft, Hivemind Enterprise, and Hivemind Vision. The company operates across the U.S., Europe, the Middle East, and Asia‑Pacific. We are looking for a senior fuel system engineer to lead development of fuel systems for next‑generation autonomous platforms. Base Pay Range

$198,046.00/yr – $297,068.00/yr Responsibilities

Serve as the technical lead for fuel systems across the next‑gen platform, from concept through production Architect the fuel storage, delivery, pressurization, and regulation systems, with full ownership of requirements and performance metrics Lead early‑phase trade studies, system architecture evaluations, and supplier assessments for fuel‑related components (tanks, pumps, regulators, valves, etc.) Develop and validate flow models, transient behavior, and thermal interactions using tools like MATLAB/Simulink, Thermal Desktop, and ANSYS Oversee component‑level design and packaging decisions in collaboration with mechanical, thermal, and propulsion integration teams Ensure system compliance with mission, safety, and redundancy requirements; conduct and review FMEAs, hazard analyses, and fault trees Lead and mentor a team of fuel and fluid engineers, providing technical direction and career development support Guide the test strategy and validation roadmap, including prototype development, instrumentation planning, and data analysis Influence long‑term system evolution, including modularity, serviceability, and scaling across vehicle variants Represent the fuel system in high‑level design reviews, program risk assessments, and cross‑discipline working groups Qualifications

Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or related field 15+ years of experience in fuel systems engineering for aerospace or high‑reliability applications Demonstrated experience owning the full lifecycle of flight‑critical fuel systems—from clean sheet design to test and integration Deep knowledge of fuel dynamics, thermal effects, pressurization systems, and component‑level performance Proficiency in relevant tools including MATLAB/Simulink, Thermal Desktop, and CAD software (e.g. Creo or NX) Strong experience with design for safety, regulatory compliance, and aerospace qualification standards Experience mentoring engineers and driving technical strategy across departments Excellent technical writing, communication, and leadership skills Seniority Level

Not Applicable Employment Type

Full‑time Industries

Aviation and Aerospace Component Manufacturing; Defense and Space Manufacturing

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