Senior 5-Axis CNC Machinist for Aerospace Components

Columbus Technologies; Pasadena (CA); On-site; USD 41,328 - 68,880; Full time

Job summary

Columbus Technologies in Pasadena, CA, is seeking a Sr. CNC Machinist for a 25-month contract at NASA Jet Propulsion Laboratory onsite. The role requires expert 5-axis CNC milling, Mastercam programming, and thorough GD&T proficiency.

You will set up machines, verify tolerances with micrometers and height gauges, inspect parts, and collaborate with engineers to resolve fabrication challenges, ensuring quality and on-time delivery.

Qualifications

• High school diploma with 10+ years, or Associate with 6+ years, or Bachelor’s with 3+ years plus technical training.
• Extensive 5-axis CNC milling operations experience, including programming high-precision components.
• Proficient in CAD/CAM tools, especially Mastercam, with 5+ years of programming.
• Experience using Vericut simulations for collision detection and verification.
• Strong ability to read complex blueprints and geometric tolerancing (GD&T) and self-inspect parts.
• Innovative, autonomous, and capable of applying advanced machining techniques.
• Solid understanding of ESD protocols for handling sensitive flight hardware.
• Excellent written and verbal communication with engineering teams.

Responsibilities

• Check blueprints, tolerances, and setup requirements for machining operations.
• Set up and secure fixtures, cutting tools, and materials on mills, lathes, and NC machines.
• Enter and adjust machining parameters to control speed, feed, coolant, and cut depth.
• Monitor machine operation, detect malfunctions, and adjust as needed.
• Verify finished parts against specifications using precision measuring instruments.

Skills

5-axis CNC milling

CNC programming

Mastercam

Vericut

GD&T reading

ESD compliance

blueprint interpretation

communication with engineering

Education

High School diploma (10+ years’ exp)

Associate degree (6+ years)

Bachelor’s degree (3+ years)

Tools

Mastercam

Vericut

Job description

Columbus Technologies in Pasadena, CA, is seeking a Sr. CNC Machinist for a 25-month contract at NASA Jet Propulsion Laboratory onsite. The role requires expert 5-axis CNC milling, Mastercam programming, and thorough GD&T proficiency.

You will set up machines, verify tolerances with micrometers and height gauges, inspect parts, and collaborate with engineers to resolve fabrication challenges, ensuring quality and on-time delivery.