AST SpaceMobile, Inc.

Senior Quality Inspector - Propulsion Systems & Thrusters

AST SpaceMobile, Inc.$75K — $95K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Associate's or Bachelor's degree in Mechanical, Aerospace, or Manufacturing Engineering or equivalent experience.
  • 7+ years in aerospace or space hardware quality inspection, including 3 years in propulsion or thruster systems.
  • Knowledge of aerospace quality standards (AS9100, ISO 9001, ECSS, NASA, or equivalent).
  • Proficient with precision measurement tools like micrometers and CMMs.
  • Strong familiarity with propulsion system components and cleanroom protocols.

Responsibilities

  • Perform detailed inspections of propulsion system components and thrusters using precision tools.
  • Verify compliance with engineering drawings, specifications, and acceptance criteria.
  • Conduct in-process, first-article, and final inspections, covering various checks.
  • Review inspection documentation and ensure accuracy and compliance.
  • Identify and escalate nonconformances and assist with root cause analysis.
  • Mentor junior inspectors on quality standards and best practices.
  • Recommend improvements to enhance quality and efficiency.

Benefits

  • Opportunity to work in a cutting-edge aerospace environment.
  • Mentorship opportunities for professional development.
  • Exposure to high reliability standards in space applications.
  • Engagement in continuous improvement initiatives.
  • Collaboration with cross-functional teams in a dynamic setting.
Full Job Description
Position Overview

The Senior Quality Inspector is responsible for performing advanced quality inspections, ensuring compliance with aerospace standards, customer specifications, and internal processes within the propulsion system and thruster production line. This role plays a critical part in guaranteeing product reliability, safety, and performance for space applications, while mentoring junior inspectors and supporting continuous improvement in quality control.

Key Responsibilities
  • Inspection & Verification
    • Perform detailed inspections on propulsion system components, thrusters, subassemblies, and final assemblies using precision measurement tools and test equipment.
    • Verify conformance to engineering drawings, specifications, work instructions, and acceptance criteria.
    • Conduct in-process, first-article, and final inspections, including mechanical, electrical, and dimensional checks.
  • Documentation & Compliance
    • Review and validate inspection documentation, test data, and quality records for accuracy and completeness.
    • Ensure compliance with AS9100, ISO, and customer-specific quality requirements.
    • Maintain detailed records in Manufacturing Execution Systems (MES) and Quality Management Systems (QMS).
  • Problem-Solving & Nonconformance
    • Identify, document, and escalate nonconformances and deviations; assist in root cause analysis and corrective/preventive actions.
    • Collaborate with engineering and production teams to resolve quality issues efficiently.
  • Leadership & Mentorship
    • Train and mentor junior inspectors and technicians on quality standards, inspection techniques, and industry best practices.
    • Act as a subject matter expert in propulsion and thruster product quality.
  • Continuous Improvement
    • Recommend process and inspection improvements to enhance quality, reliability, and efficiency.
    • Support audits, process reviews, and qualification campaigns for propulsion components.

Qualifications
  • Education & Experience
    • Associate's or Bachelor's degree in Mechanical, Aerospace, or Manufacturing Engineering (preferred) or equivalent experience.
    • 7+ years of experience in aerospace or space hardware quality inspection, with at least 3 years in propulsion or thruster systems.
    • Strong knowledge of aerospace quality standards (AS9100, ISO 9001, ECSS, NASA, or equivalent).
  • Technical Skills
    • Proficient in using precision measurement instruments (micrometers, calipers, CMM, borescopes, electrical test equipment).
    • Ability to interpret complex engineering drawings, GD&T, specifications, and schematics.
    • Familiarity with propulsion system components: valves, tanks, igniters, thruster assemblies, and propellant feed systems.
    • Strong understanding of cleanroom protocols and contamination control requirements.
  • Soft Skills
    • High attention to detail, strong analytical skills, and problem-solving ability.
    • Effective communication skills for cross-functional collaboration.
    • Ability to lead, mentor, and support a culture of quality and accountability.

Preferred Certifications
  • IPC-A-610 / IPC-A-620 (Acceptability of Electronic and Cable Assemblies)
  • GD&T certification (ASME Y14.5)
  • ASQ Certified Quality Inspector (CQI) or Certified Quality Technician (CQT)

About AST SpaceMobile, Inc.

AST SpaceMobile, Inc. is a telecommunications company that is developing a space-based cellular broadband network. The company's network will provide mobile connectivity to remote and underserved areas around the world. AST SpaceMobile, Inc. was founded in 2017 and is headquartered in New York, New York.
Learn more about AST SpaceMobile, Inc.
Size
50 employees
Market Cap
$696.8 million
Industry
NASDAQ

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