Lead CNC Machinist - Aerospace Precision

Sierra Space; Louisville (CO); On-site; USD 39,000 - 48,000; Full time

Benefits offered by this job

Medical, dental, vision plans

401(k) with 150% match up to 6%

3 weeks paid time off

Job summary

Sierra Space in Colorado is seeking a skilled CNC Machinist IV to operate, program, and optimize CNC machines for high‑precision aerospace components. You will perform advanced equipment setup, deburr parts, and use precision measurement tools to ensure tolerances are met.

Lead continuous improvement initiatives and collaborate with the team to drive quality and efficiency. You will mentor junior to senior machinists, enforce 5S, FOD and ESD protocols, and contribute to root cause analysis and

Qualifications

• 8+ years of related experience in machining or manufacturing.
• Expert knowledge of PPE and shop safety requirements.
• Proficient in CNC programming languages such as G-code and M-code.

Responsibilities

• Operate, program, and optimize CNC machines for high‑precision aerospace components.
• Lead process improvement initiatives and root cause analysis.
• Mentor junior, mid‑level, senior machinists and apprentices; enforce 5S, FOD and ESD protocols.
• Maintain accurate records of machining operations and part inspections.

Skills

Leadership

Communication

CNC programming

G-code

M-code

Education

Machinist certification or related certification

Tools

CAD/CAM software

Multi-axis CNC machines

Job description

Sierra Space in Colorado is seeking a skilled CNC Machinist IV to operate, program, and optimize CNC machines for high‑precision aerospace components. You will perform advanced equipment setup, deburr parts, and use precision measurement tools to ensure tolerances are met.

Lead continuous improvement initiatives and collaborate with the team to drive quality and efficiency. You will mentor junior to senior machinists, enforce 5S, FOD and ESD protocols, and contribute to root cause analysis and