CNC Programmer - CATIA or Mastercam

Overview

Ultimate Staffing is partnering with a growing aerospace company in Signal Hill. They are looking to hire a CNC Programmer to join their team. This position pays between $35-$65 per hour based on experience and qualifications.

• Develop, create, and optimize CNC programs for 5‑axis milling machines using CATIA
  , Mastercam
  , or both.
• Interpret engineering models, blueprints, and technical drawings to determine machining requirements.
• Select appropriate tooling, fixtures, speeds, and feeds to ensure optimal machining performance.
• Simulate and verify toolpaths to ensure accuracy, safety, and efficiency prior to production.
• Work closely with machinists, engineers, and production teams to troubleshoot issues and improve processes.
• Support setup documentation including tool lists, setup sheets, and machining instructions.
• Participate in continuous improvement activities to enhance quality, reduce cycle times, and optimize manufacturing workflows.
• Ensure compliance with safety protocols, quality standards, and company procedures.

Required:

• 3+ years of CNC programming experience in a manufacturing environment.
• Demonstrated expertise with 5‑axis milling machines (e.g., Haas, DMG Mori, Mazak, Okuma, etc.).
• Proficiency in CATIA and/or Mastercam programming software.
• Strong understanding of G‑code, machining strategies, tooling, and fixturing.
• Ability to read and interpret complex engineering drawings and 3D models.
• Solid understanding of materials such as aluminum, titanium, stainless steel, or composites.

Preferred:

• Experience with post processor modification or customization.
• Knowledge of GD&T and aerospace, medical, or automotive machining standards.
• Familiarity with CAD/CAM integration workflows.
• Experience with lean manufacturing or continuous improvement methods.
• Strong analytical and problem-solving ability
• High attention to detail and accuracy
• Ability to collaborate effectively across teams
• Excellent organizational and communication skills
• Ability to manage multiple programs/projects with tight deadlines

• CNC Programming
• CNC Operator
• CATIA
• MASTERCAM
• 5 Axis Mill

All qualified applicants will receive consideration for employment without regard to race, color, national origin, age, ancestry, religion, sex, sexual orientation, gender identity, gender expression, marital status, disability, medical condition, genetic information, pregnancy, or military or veteran status. We consider all qualified applicants, including those with criminal histories, in a manner consistent with state and local laws, including the California Fair Chance Act, City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, and Los Angeles County Fair Chance Ordinance.