--- title: 'HW Testing Engineer at AST SpaceMobile' canonical: 'https://feeny.ai/job/hw-testing-engineer-ast-spacemobile-barcelona-3yhyhs40mvnz' type: 'job' last_seen: '2026-09-12' --- # HW Testing Engineer at AST SpaceMobile - **Company:** AST SpaceMobile - **Location:** Barcelona, Spain - **Posted:** 2026-09-10 - **Last confirmed live:** 2026-09-12 - **Apply:** https://ast-science.com/company/careers/?gh_jid=4732692005 ## Job description AST SpaceMobile is building the first and only global cellular broadband network in space to operate directly with standard, unmodified mobile devices based on our extensive IP and patent portfolio and designed for both commercial and government applications. Our engineers and space scientists are on a mission to eliminate the connectivity gaps faced by today’s five billion mobile subscribers and finally bring broadband to the billions who remain unconnected. Position Overview We are seeking a Junior Electronics Test & Hardware Engineer to support the design, development, validation, and integration of electronic test equipment and hardware systems. The role will contribute to the development and production of advanced satellite systems by ensuring reliable testing, verification, and qualification of electronic products and assemblies. Key Responsibilities: - Design and develop electronic hardware for test equipment, validation activities, and testing systems. - Design, build, and integrate Acceptance and Qualification Racks (RACs) and test benches. - Create, update, and maintain technical documentation and design files. - Develop test procedures and support test automation activities. - Assemble, wire, and integrate electronic systems and test equipment. - Execute hardware validation, verification, and functional testing activities. - Diagnose, analyze, and resolve issues detected during integration and testing phases. - Analyze test results and prepare technical reports. - Collaborate with engineering and production teams to support industrialization and deployment of new solutions. - Act as technical liaison with PCB manufacturing and assembly suppliers. - Identify improvement opportunities and propose technical solutions to optimize products and processes. ## Qualifications Education: Bachelor's or Master's Degree in Electronics Engineering, Telecommunications Engineering, Industrial Engineering (Electronics specialization), Automation & Robotics Engineering, or a related field. Experience: A minimum of 2 years of experience in electronic design, hardware validation, testing, or related engineering positions. Preferred Qualifications: - Experience designing and developing PCBs. - Experience with test rack, test bench, or similar test system development. - Experience working with PCB manufacturing and assembly suppliers. - Experience with test automation and programming for validation activities. Soft Skills: - Strong problem-solving and troubleshooting skills. - Hands-on approach with the ability to work effectively in laboratory and engineering environments. - Strong analytical skills and attention to detail. - Ability to collaborate effectively with cross-functional teams. - Good technical communication and documentation skills. Technology Stack: - Electronic hardware design tools. - PCB design and development. - Test automation tools and programming environments. - Laboratory instrumentation (oscilloscopes, multimeters, power supplies, analyzers, and measurement equipment). - Electronic schematics and technical documentation. - Electronic integration, validation, and testing systems. Physical Requirements - Ability to work in both office and laboratory environments. - Ability to use a computer and laboratory equipment for extended periods. - Ability to assemble, wire, and integrate electronic hardware and test systems. - Ability to occasionally handle test equipment and electronic components. 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. ## About AST SpaceMobile ## Company Overview - **One-liner**: AST SpaceMobile is building the first and only space-based cellular broadband network accessible directly by standard, unmodified smartphones. - **Entity Type**: Public (Nasdaq: ASTS) - **Headquarters**: Midland, Texas, USA - **Founded**: 2017 - **Founders**: Abel Avellan ## Core Business - **Primary industry**: Space-based telecommunications / Satellite broadband - **Target customers**: B2B (mobile network operators), B2C (indirectly through MNOs), and government/defense agencies - **Mission**: To eliminate connectivity gaps faced by today’s nearly six billion mobile subscribers and bring broadband to the billions who remain unconnected using a space-based cellular network. ## Products & Services - **[SpaceMobile Network]**: A space-based cellular broadband network that delivers 4G/5G connectivity directly to standard smartphones without any hardware modifications, apps, or software updates. - **[BlueBird Satellites]**: The company’s commercial satellite constellation, designed to provide full broadband coverage globally. BlueBird satellites are among the largest commercial communications arrays in low Earth orbit. - **[BlueWalker 3]**: The prototype satellite used to demonstrate world-first voice, 5G, and video calls from space to ordinary phones. - **[Government & Defense Solutions]**: Tailored connectivity for tactical and public safety applications (e.g., FirstNet tests, government contracts). ## Market Standing - **Valuation/Market Cap**: Market capitalization exceeded $8 billion as of August 2024 (stock price ~$38.60). More recent figures are not publicly available but the company has raised over $2 billion as of Q2 2025. - **Key Metric (Total Funding)**: Over $2 billion raised (debt and equity) as of Q2 2025. - **Notable Investors/Partners**: Vodafone, Rakuten, American Tower, Samsung Next, Cisneros, Google (product partnership), AT&T, Verizon, FirstNet Authority. - **Growth Signals**: - Partnerships with nearly 60 mobile network operators covering ~3 billion combined subscribers. - Successfully completed first VoLTE voice calls, video calls, and 5G data connections using standard smartphones via satellite. - First public safety tests on FirstNet (Jan 2024) and first activation for government defense use cases (June 2025). - Commercial contract with Vodafone through 2034 for Europe and Africa. - 578 employees as of 2024; expanding manufacturing and office footprint globally. ## Competitive Advantages - **First-mover**: Only company offering direct-to-smartphone satellite broadband with no specialized hardware or software required. - **Patent Moat**: Over 3,800 patents and pending claims protecting proprietary technology. - **MNO Integration**: Deep partnerships with major global operators enable seamless integration with existing terrestrial networks. - **Satellite Scale**: BlueBird satellites feature large phased-array antennas (BlueWalker 3 array is 693 sq ft), providing a field of view over 300,000 sq miles. ## Strategic Focus - **Constellation Deployment**: Rapidly launching and operationalizing the BlueBird satellite fleet to start generating significant commercial revenue. - **Global Coverage Expansion**: Targeting full service across multiple continents, with a focus on remote and underserved regions. - **Government & Defense**: Broadening contracts for secure, tactical connectivity. - **Technology Advancement**: Continued R&D on next-generation satellite capabilities and network optimization. ## Why Work Here - **Culture**: Fast-growing company with a startup mindset; employees are encouraged to wear many hats and tackle meaningful challenges. - **Global Presence**: Offices in Midland (TX), Homestead (FL), Miami (FL), Lanham (MD), Tel Aviv, Barcelona, Edinburgh, Hyderabad, and other locations. - **Impact**: Opportunity to work on a historic transformation in global connectivity, directly connecting billions of people. - **Perks & Environment**: Nearly 500,000 sq ft of manufacturing and office facilities; emphasis on innovation, autonomy, and cross-disciplinary collaboration. - **Career Growth**: Open positions listed on Greenhouse; values proactive, passionate innovators. ## Sources 1. [AST SpaceMobile Official Website](https://ast-science.com) 2. [AST SpaceMobile Company Page](https://ast-science.com/company/) 3. [AST SpaceMobile Careers Page](https://ast-science.com/company/careers/) 4. [AST SpaceMobile Investor Relations](https://investors.ast-science.com/) 5. [Wikipedia – AST SpaceMobile](https://en.wikipedia.org/wiki/AST_SpaceMobile) ## Other roles at AST SpaceMobile - [Launch Campaign Technical Program Manager](https://feeny.ai/job/launch-campaign-technical-program-manager-ast-spacemobile-united-states-h6crfhnqmhr0) — United States - [Telco SRE Engineer](https://feeny.ai/job/telco-sre-engineer-ast-spacemobile-riga-cecfzawvgtfx) — Riga, Latvia - [Production Applications Engineer (TULIP)](https://feeny.ai/job/production-applications-engineer-tulip-ast-spacemobile-barcelona-t42ez1nqkgqd) — Barcelona, Spain - [Core Network Engineer, 3GPP Wireless](https://feeny.ai/job/core-network-engineer-3gpp-wireless-ast-spacemobile-united-states-mmxza83cnb7e) — United States - [Director, Intelligence Community Strategy & Engagement](https://feeny.ai/job/director-intelligence-community-strategy-engagement-ast-spacemobile-lanham-d3kgbxs5s7w2) — Lanham Maryland, United States - [Composites Manufacturing Specialist Engineer](https://feeny.ai/job/composites-manufacturing-specialist-engineer-ast-spacemobile-barcelona-2ysjvy5gyvf6) — Barcelona, Spain - [CNC Technician - Shift 2](https://feeny.ai/job/cnc-technician-shift-2-ast-spacemobile-barcelona-jhnskbj9eydn) — Barcelona, Spain - [RF Validation Intern](https://feeny.ai/job/rf-validation-intern-ast-spacemobile-hyderabad-vznca4myq8bd) — Hyderabad, India - [*Test Technician, Electrical and Electronics](https://feeny.ai/job/test-technician-electrical-and-electronics-ast-spacemobile-midland-texas-an7rf98vxfdv) — Midland Texas, United States - [Program Director, Radar Programs](https://feeny.ai/job/program-director-radar-programs-ast-spacemobile-lanham-maryland-xq6vqh589z6z) — Lanham Maryland, United States