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 highly motivated Thermal Engineering Project Manager to oversee the development and delivery of thermal hardware for advanced satellite systems. This role is responsible for managing research and development efforts for new thermal subsystems, ensuring projects are executed on time, within scope, and aligned with performance requirements. The ideal candidate is innovative, adaptable, and capable of leading cross-functional teams while working independently in a fast-paced environment. Key Responsibilities: * Manage the end-to-end development and delivery of thermal hardware across multiple spacecraft configurations * Collaborate with engineering teams to define performance and testing requirements for internally and externally developed components * Develop and execute project plans, including prioritization, scheduling, and delivery milestones * Provide regular project updates to leadership, including status on scope, schedule, and budget * Lead recurring meetings with internal stakeholders and external partners/vendors * Oversee component qualification and validation testing processes * Identify, track, and manage project risks and issues; implement mitigation strategies or escalate when necessary * Ensure timely completion of project documentation, including engineering drawings, procedures, and reports, and coordinate required reviews and approvals * Support broader mechanical or thermal engineering initiatives as needed Qualifications Education: Bachelor’s degree in Mechanical Engineering or a related technical field (or equivalent experience) Experience: A minimum of 5 years of experience working on space, aerospace, or similar advanced engineering projects Preferred Qualifications: * Experience leading hardware development from concept through qualification and delivery * Familiarity with spacecraft thermal hardware components and systems * Experience working in fast-paced or high-growth technical environments Soft Skills: * Strong interpersonal and leadership skills * Proven ability to collaborate effectively within cross-functional teams * Excellent written and verbal communication skills * Strong organizational and project management abilities * Ability to work autonomously and manage multiple priorities * Meticulous attention to detail to ensure accuracy of documentation and deliverables * Adaptability in a dynamic and evolving environment Technology Stack: * Microsoft Office Suite (Excel, PowerPoint, Project, etc.) * Engineering and project management tools (e.g., scheduling, tracking, and documentation systems) * Exposure to thermal analysis or modeling tools is a plus Physical Requirements * Ability to work in a standard office environment and use a computer for extended periods * Ability to support testing or review activities in lab or technical settings as needed * Willingness and ability to travel domestically and internationally as required 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.