HW Electronic Engineer
About the role
AST SpaceMobile and our global partners are building the first and only space-based cellular broadband network to be accessible by standard smartphones. Called SpaceMobile, this ultra-powerful network is being designed to provide connectivity at 4G/5G speeds everywhere on the planet – on land, at sea and in flight.
Position Overview
We are seeking an Electronic Hardware Engineer to design, develop, validate and document onboard electronic systems for satellites, ensuring their reliability, performance and compliance with aerospace industry standards.
Key Responsibilities
- Design schematics and PCBs for satellite electronic systems (power subsystems, communications, control, etc.)
- Perform simulations, signal analysis, electrical and thermal integrity
- Participate in component selection in accordance with space standards (ECSS, MIL-STD, etc.)
- Collaborate in HW-SW system integration with other departments (software, systems, integration and testing)
- Prepare technical documentation in compliance with aerospace standards
- Support environmental test campaigns (EMC, vibration, thermal-vacuum, etc.)
- Collaborate with suppliers for the manufacturing and assembly of electronic boards
- Participate in design reviews (PDR, CDR) with clients or agencies (ESA, NASA, etc.)
Education
University degree in Electronic Engineering, Telecommunications Engineering, Aerospace Engineering or similar
Experience
A minimum of 8 years in electronic hardware design, preferably in high-reliability environments (aerospace, defense, automotive) Experience in multilayer PCB design, high-speed design, and environments with thermal or electromagnetic constraints
Preferred Qualifications
- Knowledge of ECSS, DO-254, IPC
Soft Skills
- Analytical and complex problem-solving skills
- Teamwork in multidisciplinary environments
- Proactivity, autonomy and results orientation
- Communication and technical writing skills
Technology Stack
- Electronic design tools (Altium Designer, Cadence, Mentor, etc.)
- Communication protocols (CAN, RS485, SPI, I2C, SpaceWire, etc.)
Physical Requirements
- Ability to work in a standard office environment and use a computer for extended periods
This job description may not be inclusive to the duties and responsibilities listed. Additional tasks may be assigned to the employee from time to time or the scope of the job may change as needed by business demands .
AST SpaceMobile is an Equal Opportunity, at will Employer; employment is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.
From AST SpaceMobile's job posting, checked 29 Oct 2026.
The application
Your details and CV, then 8 questions.
- 1.Are you at least 18 years of age?Yes or no
- 2.Are you legally authorized to work in Spain?Yes or no
- 3.Will you now or in the future require employment visa sponsorship?Yes or no
- 4.Do you meet the language requirements for this position (fluent in written and verbal English)?Yes or no
- 5.Are you open to relocation in case you are not currently living in Barcelona?Yes or no
- 6.What are your salary expectations?Short answer
- 7.Earliest Start DateShort answer
- 8.I certify that the facts set forth in this Application for Employment are true and complete to the best of my knowledge. I understand that if I am employed, false statements, omissions or misrepresentations may result in my dismissal.Yes or no
From AST SpaceMobile's apply page, checked 29 Oct 2026.
About AST SpaceMobile
BlueBird satellites with broadband directly to standard smartphones.
Experienced in Avionics & Electrical?
One profile for every space employer. Companies ask us for people with a specific skill, country or credential: add yours once, and when a role fits, we introduce you, only with your yes. Free.
Get new AST SpaceMobile roles by email
We check the AST SpaceMobile job board every hour and email you its newest roles each week, plus similar roles at other employers. Free, unsubscribe anytime.
Hiring for AST SpaceMobile? Feature this role for 30 days ($99 for one role, $299 for every open role): a labelled Featured block above the lists and the first roles in the weekly job email.