Electrical Engineer

Why Castelion, Why Now Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus, ownership, and excellence are decisive advantages - and we're building a world-class team to turn bold ideas into real capability. This is a rare opportunity to join at an early stage, where you'll have significant ownership, collaborate with exceptional teammates, and make a direct, measurable impact on our mission and the future of the company - regardless of your function. Electrical Engineer As an Electrical Engineer, you will become the Responsible Engineer for multiple mission-critical circuit card assemblies (CCAs) that power Castelion's flight systems. While the initial designs have been completed, you'll take ownership of the products through qualification, production readiness, and full-rate manufacturing. This is an exceptional opportunity for an early-career engineer to gain end-to-end product ownership at a rapidly growing aerospace company. You'll work closely with experienced electrical, manufacturing, quality, and supply chain engineers to transition complex electronics from prototype to production while ensuring reliability, manufacturability, and long-term support. At Castelion, engineers own their hardware throughout its entire lifecycle—from design refinement and qualification through production, field support, and continuous improvement. Responsibilities • Serve as the Responsible Engineer for multiple circuit card assemblies (CCAs) supporting flight hardware. • Drive electronic hardware through design verification, qualification, and production readiness. • Support environmental, electrical, and functional qualification testing and document test results. • Partner with Quality Engineering to establish production metrics, acceptance criteria, and manufacturing quality processes. • Support the transition of electronic hardware into Low Rate Initial Production (LRIP) and Full Rate Production (FRP). • Investigate and resolve manufacturing, production, and supplier issues to ensure uninterrupted hardware delivery. • Collaborate with component manufacturers and suppliers to address obsolescence, availability, and technical challenges. • Update schematics and documentation to improve manufacturability, reliability, and component availability. • Review PCB layouts and schematic designs to ensure compliance with design intent and manufacturing best practices. • Support root cause investigations, corrective actions, and continuous improvement initiatives. • Work cross-functionally with electrical, manufacturing, quality, supply chain, and integration teams throughout the product lifecycle. • Contribute to process improvements that increase product quality, production efficiency, and hardware reliability. Basic Qualifications • Bachelor's degree in Electrical Engineering or a related engineering discipline. • Ability to read and interpret electrical schematics and PCB layout files. • Experience modifying schematics using Altium Designer or similar ECAD tools. • Understanding of printed circuit board (PCB) and circuit card assembly (CCA) manufacturing processes. • Familiarity with electronic components, power distribution, signal integrity, and circuit design fundamentals. • Strong analytical and troubleshooting skills. • Excellent communication and collaboration skills in a multidisciplinary engineering environment. Preferred Skills and Experience • Experience with Cadence Allegro or other PCB design toolsets. • Familiarity with IPC standards for PCB and electronics manufacturing. • Experience supporting design verification, qualification, or environmental testing. • Experience working with manufacturing, quality, or supplier engineering teams. • Python programming experience for automation, testing, or data analysis. • Experience in aerospace, defense, automotive, robotics, or other hardware development environments. • Familiarity with configuration management and engineering change processes. Castelion offers a generous benefits package. Please refer to the bottom of our Careers page for more details. Other Duties Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice. Additional Eligibility Requirements This position may require access to classified information or restricted U.S. Government sites, systems, or information, as determined by the Company and/or applicable U.S. Government requirements. If the position is so designated, your employment in the role may be contingent upon your ability to obtain and maintain the required U.S. Government security clearance or other government authorization, and to satisfy any citizenship or other eligibility requirements imposed by applicable law, regulation, executive order, or government contract requirements. You will be notified if and when such requirements apply. Affirmative Action/EEO Statement Castelion is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law. Castelion is committed to providing reasonable accommodations to qualified individuals with disabilities throughout the application and hiring process. If you require a reasonable accommodation to complete an application, participate in the interview process, or otherwise participate in the hiring process, please contact hr@castelion.com. Requests for accommodation will be considered on an individual basis and handled in accordance with applicable law. Castelion is committed to fostering a workplace where employment decisions are based on qualifications, business needs, and the ability to perform the essential functions of the role, with or without reasonable accommodation. EAR/ITAR Requirements This position requires access to export-controlled information, and as such, employment (or hiring of a contractor) is contingent upon the candidate’s ability to access all applicable export-controlled information without additional export licensing being required by the Bureau of Industry and Security and/or the Directorate of Defense Trade Controls.