CNC Supervisor - Lead Machinists, Onsite (Chatsworth)

RTCA; West Chatsworth (CA); On-site; USD 75,000 - 80,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

401(k) with company match

Paid time off

Shift differential

Discretionary bonus

Job summary

RTCA, a precision aerospace and defense manufacturer based in Chatsworth, CA, is seeking a hands‑on CNC Supervisor to lead machinists on the swing shift. You will coordinate daily production, mentor staff, and ensure parts meet print specifications while collaborating with Engineering, Programming, Quality, and Production Management.

You’ll oversee multi‑axis milling and turning setups and actively drive improvements in tooling, process flow, and shop safety within our four U.S.

Qualifications

• Minimum of five (5) years of hands‑on CNC machining experience, including setup and operation of multi‑axis mills and/or lathes.
• Demonstrated leadership experience in a production or manufacturing environment, with proven ability to train, coach, and motivate others.
• Strong analytical and problem‑solving skills with ability to diagnose machining or process issues in real time.
• Familiarity with ERP systems (Global Shop or JobBoss preferred) for work order tracking, production reporting, and job status updates.
• Knowledge of Geometric Dimensioning & Tolerancing (GD&T) and ability to interpret complex aerospace blueprints.
• Basic understanding of AS9100 and ISO 9001 quality requirements.
• Proficiency with standard inspection tools (micrometers, calipers, indicators, gauges, etc.).
• Ability to work independently and prioritize tasks effectively in a fast‑paced environment.
• Excellent communication and interpersonal skills, with emphasis on teamwork and accountability.
• Experience overseeing or working in multi‑discipline departments
• Completion of vocational or college training in machining technology (certificate or equivalent).
• Strong planning, organizational, and follow‑through abilities.
• Proficiency in Microsoft Office applications (Excel, Outlook, Teams).
• Advanced mathematical aptitude for complex setups and precision measurements.
• Demonstrated commitment to continuous learning and process improvement.

Responsibilities

• Working afull‑time, onsiteposition at our Chatsworth, CA location.
• Act as the primary point of contact for machinists and supporting departments during assigned shift.
• Lead and mentor machinists and operators to achieve daily production goals and maintain quality and efficiency standards.
• Oversee setup, operation, and troubleshooting of 3-, 4-, and 5-axis CNC milling and turning equipment; may include Swiss, EDM, manual, or secondary operations depending on division.
• Coordinate with engineering and programming teams to ensure accurate interpretation and execution of part prints and setup instructions.
• Verify that all machined parts meet print specifications and tolerance requirements using appropriate measuring tools and inspection methods.
• Support production reporting, shift handoffs, and status updates through the company ERP system (Global Shop or JobBoss preferred).
• Maintain accurate shop inventory, including tooling, inserts, and materials, and ensure shared resources are properly cared for.
• Promote and uphold compliance with AS9100/ISO 9001 Quality Management Systems.
• Monitor work area organization, cleanliness, and safety practices; ensure all equipment and tooling are properly secured at end of shift.
• Drive continuous improvement initiatives, helping identify opportunities for process optimization, tooling improvements, and machine utilization.
• Performs other duties as assigned.

Skills

Leadership

Problem solving

Communication

Teamwork

Hands-on CNC

Multi-axis CNC

Analytical thinking

Independent work

Prioritization

Education

Machining technology certificate

Tools

Global Shop

JobBoss

GD&T interpretation

Inspection tools (micrometers, calipers)

Job description

RTCA, a precision aerospace and defense manufacturer based in Chatsworth, CA, is seeking a hands‑on CNC Supervisor to lead machinists on the swing shift. You will coordinate daily production, mentor staff, and ensure parts meet print specifications while collaborating with Engineering, Programming, Quality, and Production Management.

You’ll oversee multi‑axis milling and turning setups and actively drive improvements in tooling, process flow, and shop safety within our four U.S.