About Us

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Skydweller Aero Inc. is a transatlantic, cutting-edge aerospace company developing solar-powered aircraft solutions capable of perpetual flight while carrying heavy and powerful payloads. Building on technology from the longest continuous renewably powered flight program in history, this fast-growing company is creating a new class of unmanned aircraft. It combines the persistence of geosynchronous satellites with the sensing capabilities and flexibility of a large airborne platform.

Skydweller Aero Inc. has its global and US headquarters in Oklahoma City, with European operations headquartered in Spain.

Role Summary

We are looking for a Hardware Development Engineer to join our engineering team in Spain. You will design, integrate and test electronic systems for our solar-powered unmanned aircraft, working hands‑on from design through ground and flight testing. We are looking for a smart, curious engineer with 2+ years of experience who learns fast. More senior candidates are also welcome.

Responsibilities

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- Design and develop aircraft electronic systems, including power distribution, harnesses, avionics interfaces, and solar and battery power systems.

- Create electrical schematics, wiring diagrams and harness drawings, and maintain the related documentation.

- Select and specify electrical components, and work with suppliers on technical requirements.

- Run analog and digital simulations to evaluate circuit behavior in all operating conditions.

- Lay out multi-layer printed circuit boards (PCBs).





- Plan and run development and verification tests, troubleshoot issues, and analyze test data.

- Support integration of electrical systems on the aircraft and on test benches.

- Support ground and flight test campaigns.

- Contribute to requirements, design reviews, and verification and validation activities.

- Work closely with the avionics, mechanical, software and manufacturing teams in Spain and the US.

- Support compliance with applicable aerospace standards (e.g., DO-160, MIL-STD-704).

Required Qualifications

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- Bachelor's or Master's degree in Electrical, Electronic, Telecommunications or Industrial Engineering (or similar).

- 2+ years of experience in electrical or electronic engineering. More experienced candidates are welcome.

- Knowledge of electrical power systems, circuit design and wiring/harness design.

- Experience with electrical CAD and simulation tools (e.g., Altium Designer, LTspice).

- Experience with PCB design for embedded hardware.

- Hands‑on experience with lab equipment, testing and troubleshooting.

- Strong problem‑solving skills, curiosity and the ability to learn quickly.

- Fluent English (written and spoken); Spanish is a plus.

- Eligible to work in Spain.

Preferred Qualifications

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- Experience in aerospace, UAV,



automotive/EV or another regulated industry.

- Knowledge of batteries, solar arrays, power electronics or high‑voltage DC systems.

- Familiarity with DO-160, MIL-STD-704 or similar standards.

- Programming or scripting skills (Python, MATLAB/Simulink).

- Experience supporting flight or field testing.

Company Benefits

Skydweller Aero offers a competitive benefits package designed to support the health, well‑being, and professional development of our employees. Benefits may vary based on location, employment status, and eligibility.

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- Health & Wellness: Comprehensive health insurance coverage for eligible full‑time employees, including medical, dental, and vision benefits, as applicable.

- Paid Time Off: Paid vacation, sick leave, personal time, and company holidays in accordance with applicable company policies and local requirements.

- Flexible Work Schedules: Flexible scheduling options may be available based on the requirements of the position and business needs.

- Professional Development: Access to training, educational opportunities, and other professional development resources based on role and business needs.

- Wellness Benefits: Access to company-sponsored wellness programs and initiatives.

- Flexible Remuneration: Eligible employees may participate in versátil compensation programs, where applicable.

- Meal Vouchers: Meal vouchers are provided to eligible employees, where applicable.

- Equity Opportunities: Eligible employees may be considered for stock option grants in accordance with the Company's equity plans and applicable approval requiremen

📌 Hardware Development Engineer (Cadalso de los Vidrios)
🏢 Skydweller
📍 Cadalso de los Vidrios