About Us

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

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

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

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.

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 flexible 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 requirements.
Performance-Based Compensation: Certain positions may be eligible for performance‑based bonuses or other incentive compensation in accordance with applicable company programs.

Equal Employment Opportunity

Skydweller Aero is committed to providing equal employment opportunities. Employment decisions are based on qualifications, experience, skills, performance, and business requirements, without discrimination on any ground protected by applicable law.

We are committed to maintaining a fair and inclusive recruitment process and to providing equal opportunities throughout all stages of employment.

Candidate Data Protection

Personal data provided during the recruitment process will be processed for the purpose of managing and evaluating your application in accordance with applicable data protection legislation.

Further information regarding the processing of candidate personal data, including the identity of the data controller, purposes and legal basis of processing, applicable retention periods, recipients and international transfers where applicable, and the exercise of data protection rights, is available through Skydweller Aero's Candidate Privacy Notice provided during the application process.

Hardware Development Engineer

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