CNC Machinist - 5 Axis

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

We are seeking an experienced 5-Axis CNC Machinist to support the manufacturing of high-precision aerospace hardware and tooling. This role is responsible for the setup, operation, troubleshooting, and optimization of advanced 5-axis CNC machining centers. The successful candidate will have extensive experience machining complex geometries, working with tight tolerances, and supporting continuous process improvements in a fast-paced production environment.

Key Responsibilities

• Set up, operate, and troubleshoot 5-axis CNC machining centers.
• Manufacture complex aerospace components requiring simultaneous multi-axis machining.
• Read and interpret engineering drawings, CAD models, specifications, and GD&T requirements.
• Select and install tooling, fixtures, and machine accessories.
• Verify machine setups and perform first-article inspections.
• Adjust machine offsets and edit CNC programs as required.
• Optimize machining processes to improve quality, efficiency, and cycle times.
• Inspect finished components using precision measuring instruments.
• Troubleshoot dimensional and machining issues and implement corrective actions.
• Collaborate with engineering, quality, and production teams to improve manufacturing processes.
• Mentor and assist junior machinists when needed.
• Perform preventative maintenance and maintain machine performance standards.
• Maintain compliance with safety, quality, and production requirements.

Qualifications

Education:

• High School Diploma or GED required.
• Machining certification, technical degree, or equivalent trade school training preferred.

Experience:

• Minimum 2 years of CNC machining experience.
• Minimum 2 years of experience operating and setting up 5-axis CNC machining centers.
• Experience machining complex aerospace or precision-manufactured components.

Preferred Qualifications:

• Aerospace, defense, or satellite manufacturing experience.
• Experience with CAM software such as Mastercam, Fusion 360, NX, or similar platforms.
• Advanced understanding of GD&T principles.
• Experience machining aluminum, titanium, stainless steel, and exotic materials.
• Experience supporting process improvements and production optimization initiatives.

Soft Skills:

• Strong analytical and troubleshooting abilities.
• Excellent attention to detail.
• Strong communication and teamwork skills.
• Ability to work independently and prioritize tasks effectively.
• Commitment to quality, safety, and continuous improvement.

Technology Stack:

• 5-Axis CNC Machining Centers
• Haas or Fanuc CNC Controls
• CAM Software (Mastercam, NX, Fusion 360)
• Precision Measuring Equipment
• ERP/MRP Manufacturing Systems
• Microsoft Office Suite

Physical Requirements

• Ability to stand and walk for extended periods.
• Ability to lift up to 35 pounds.
• Frequent bending, reaching, and repetitive motions.
• Ability to safely operate and work around manufacturing equipment.

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.

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.