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 The Environmental Test Technician Supervisor is responsible for leading day-to-day operations within the Environmental Test organization, overseeing technicians performing thermal vacuum, vibration, shock, acoustic, and related qualification and acceptance testing. This role ensures safe, compliant, and efficient execution of environmental test activities while driving continuous improvement, developing technical talent, and coordinating closely with cross-functional partners. The ideal candidate combines strong people leadership with hands-on environmental test expertise and a commitment to operational excellence. This position is assigned to Shift 4- Weekend Nights: Friday- Sunday 6:00 pm – 6:00 am (3x12s) 25% pay differential Depending on business needs, this role may also have opportunities on: • Shift 1- Days: Monday–Thursday, 7:30 a.m.–5:30 p.m. (4x10s). • Shift 2-Nights: Monday–Thursday, 6:00 p.m.–4:00 a.m. (4x10s) 10% pay differential • Shift 3- Weekends: Friday–Sunday, 6:00 a.m.–6:00 p.m. (3x12s) 20% pay differential Key Responsibilities • Lead daily Environmental Test operations, including thermal vacuum, vibration, shock, acoustic, and related environmental testing activities • Plan, prioritize, and schedule work to meet program milestones, shifting priorities, and delivery deadlines • Assign tasks and manage technician workloads to optimize throughput and resource utilization • Author, maintain, and train staff on environmental test procedures, SOPs, and quality/process documentation • Monitor staffing levels, test throughput, and equipment utilization; prepare and present performance metrics to leadership • Troubleshoot test anomalies, failures, and non-conformances; perform root cause analysis and implement corrective and preventive actions • Enforce compliance with health, safety, environmental, and quality regulations across all environmental test operations • Mentor, train, and develop technicians through performance feedback, coaching, and skills development • Support hiring efforts and onboarding to grow and sustain team capability • Collaborate cross-functionally with Design Engineering, Manufacturing, Supply Chain, Quality, and Facilities teams • Promote cross-training initiatives to increase organizational flexibility • Provide hands-on support with environmental testing as needed to ensure successful test execution Qualifications Education • Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related discipline or equivalent practical experience Experience • 2–3+ years of environmental testing experience (thermal vacuum, vibration, shock, acoustic, etc.) in aerospace, defense, electronics, or a similar industry • 1–2+ years of leadership or supervisory experience (Lead Technician, Shift Lead, Supervisor, or equivalent) • Experience with root cause analysis, non-conformance reporting, and corrective action processes Preferred Qualifications • 3–5+ years of environmental testing experience in aerospace, defense, electronics, or similar high-reliability industries • 1–3+ years of people leadership or supervisory experience • Strong understanding of environmental test equipment, instrumentation, and metrology • Ability to read and interpret engineering drawings, test plans, and technical documentation • Strong analytical, troubleshooting, and problem-solving skills Soft Skills • Strong communication and interpersonal skills • Effective time management and organizational abilities • Proven ability to lead teams in fast-paced, high-accountability environments • Continuous improvement mindset with attention to detail Technology Stack • Microsoft Office Suite (Excel, Word, PowerPoint, Outlook) or similar productivity tools • Familiarity with test data systems, documentation control systems, and quality management tools preferred Physical Requirements • Ability to sit or stand for extended periods while working at a computer or test equipment • Ability to lift up to 15 pounds as required • Ability to traverse manufacturing and test facilities safely 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.