Senior Power Systems Electrical Engineer

Sidus Space® (NASDAQ: SIDU) is an innovative space and defense technology company offering flexible, cost-effective solutions, including satellite manufacturing and technology integration, AI-driven space-based data solutions, mission planning and management operations, AI/ML products and services, and space and defense hardware manufacturing. With its mission of Space Access Reimagined®, Sidus Space is committed to rapid innovation, adaptable and cost-effective solutions, and the optimization of space system and data collection performance. With demonstrated space heritage, including manufacturing and operating its own satellite and sensor system, LizzieSat®, Sidus Space serves government, defense, intelligence, and commercial companies around the globe. Strategically headquartered on Florida’s Space Coast, Sidus Space operates a 35,000-square-foot space manufacturing, assembly, integration, and testing facility and provides easy access to nearby launch facilities. But it’s our people who truly set us apart. We foster a culture of collaboration, continuous learning, and agility, empowering our team to innovate and evolve in a rapidly changing industry. Join us at Sidus Space to be part of something extraordinary and help shape the future of space access! Job Summary The Senior Power Systems Electrical Engineer is responsible for leading the design, development, and verification of high‑reliability spacecraft electrical power systems for spaceflight missions. This role focuses on power generation, storage, conversion, distribution, and protection hardware for satellite platforms. The position is 100% onsite, located in Cape Canaveral, Florida. Lead spacecraft power subsystem architecture, interface definition, and electrical design for new and existing satellite programs. Oversee IRAD/CRAD efforts related to advanced power electronics, energy storage technologies, fault‑tolerant power buses, and next‑generation EPS concepts, including design, development, testing, and transition to manufacturing. Mentor junior engineers and contribute to continual process improvement. Generate and review requirements, specifications, ICDs, analyses, power budgets, and test plans. Participate in technical reviews, address issues, and present findings to internal teams and customers. Document design, analysis, and test results in technical reports and presentations. Generate and maintain engineering and manufacturing documentation such as drawings, bills of materials, etc. Support spacecraft and payload systems engineering, including requirements flow‑down, verification, interface definition, architectural trade studies, and complex engineering investigations. Lead electrical integration and test activities for spacecraft EPS hardware, including validation of power converters, solar array interfaces, battery systems, distribution units, and protection circuits. Coordinate engineering design packages with systems engineers, mechanical engineers, manufacturing, quality, and program management. Develop and maintain system power budgets. Create electrical system validation and verification plans, ensuring coverage of all requirements and interfaces. Develop test plans for EPS components and assemblies, coordinating execution with Integration and Test teams. Review and approve spacecraft‑level electrical test results, anomaly dispositions, and corrective actions. Prepare and give presentations to peers, management and customers. Adhere to all Quality Management Systems standards and procedures. Treat all team members with respect and dignity ensuring a collaborative culture is continually developed and maintained. Communicate clearly with cross‑discipline team members to validate proposed design implementations and changes. Other duties as assigned** Required Education and Experience Bachelor’s degree in Electrical Engineering (or another relevant field) with three (3+) years of experience. Experience in lieu of education may be considered. High proficiency with power electronics design, including DC/DC converters, battery management systems, solar array interfaces, and spacecraft power distribution hardware. Strong understanding of grounding and shielding techniques applicable to satellite and aerospace systems. Proficiency in creating electrical schematics and assembly drawings using AutoCAD or comparable design tools. A solid understanding of requirements definition, decomposition, and flow-down, architectural trade studies, architectural and interface definition, hardware specifications, interface control, analyses, and verification. Proficiency in Microsoft 365 including Excel, Word, Outlook and Teams. Desired Skills and Experience Master’s degree in Electrical Engineering (or another relevant field). Six (6) years of experience in satellite or spacecraft power system design, including electrical power systems (EPS). Experience with integration of common spacecraft subsystems: power systems (Solar Arrays, Batteries), avionics assemblies, harnessing, ADCS elements, and electro‑mechanical subsystems. Knowledge of satellite/spacecraft system reliability, contamination control, EMI, space environments (radiation, surface charging, corrosion, etc.), and human factors. Experience developing system and subsystem level acceptance plans and qualification testing of space flight hardware. High quality written and oral presentation skills Physical Requirements Sedentary Work – occasionally exerting up to 10 pounds of force to carry, lift, push, pull, or otherwise move objects. Sedentary work involves being stationary most of the time, sometimes requiring moving about the work center on concrete surfaces. Computer Work – daily use of laptop, computer monitor screen, keyboard, and mouse, sometimes utilizing a headset with microphone & speakers. Travel Requirement Ability to travel Shift/Schedule Onsite work Monday through Friday; day shift generally working 7am to 4pm Drug-Free Workplace Sidus Space is a Drug-Free Workplace where post-offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria are met as outlined in our policies Total Rewards and Perks At Sidus Space, we ask a lot of our team members, which is why we give so much in return. In addition to a competitive salary, a Best-in-Class benefit program with a generous employer paid portion as well as a matching 401(k) on Day ONE, we offer a lot of perks, including: Jeans every day Regular onsite food trucks 5 free company t-shirts for Manufacturing Staff Paid Time Off (vacation and sick days) and 11 paid holidays Employee referral bonus program Educational assistance and professional training opportunities Company golf outings and other social events Additional Eligibility Qualifications All candidates selected will be subject to a background investigation and drug screen To conform to U.S. Government International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State. Must be able to perform the essential functions of the position satisfactorily and, if requested, reasonable accommodations will be made to enable individuals with disabilities to perform the essential functions of their job, absent undue hardship. SIDUS SPACE is an Equal Opportunity Employer fostering a respectful work culture that values all contributors. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law. #J-18808-Ljbffr Sidus Space, Inc.