CNC Lathe Department Manager Rubicon Gear | Corona, CA | Full-Time, On-Site Company Overview Rubicon Gear is a premier manufacturer of high-precision gears and splines for critical industries, including Aerospace & Defense, Space, and Energy. We are seeking an experienced hands-on leader to manage the CNC Lathe Department at our Corona, CA facility. You will oversee 12 CNC lathes and a dedicated team of 10 machinists. A robust support structure, including Manufacturing Engineering, Quality Control, NC Programming, Tool Crib, and Maintenance, is already in place, allowing you to focus 100% of your energy on improving People, Machinery, and Process. Key Responsibilities

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Floor Leadership:

Lead from the shop floor daily, providing clear direction, active coaching, and continuous support to your machining team.

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KPI Metrics:

Drive and track department performance in Safety, 6S, Quality, Efficiency, and Training & Development.

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Continuous Improvement:

Build a culture of continuous improvement and develop best-in-class Standard Operating Procedures.

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Team Development:

Recruit, mentor, and build a high-performing team of machinists with strong technical skills and work ethic.

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Cross-Functional Collaboration:

Partner closely with Engineering, QC, NC Programming, and Maintenance to quickly resolve issues and optimize manufacturing processes. Requirements

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Machinery Expertise:

15+ years of hands-on experience with CNC lathes; Okuma experience strongly preferred.

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Proven Leadership:

5+ years in a supervisory or management role within a precision machine shop (required).

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Management Style:

A true "Player/Coach" who can both execute technical tasks and train others, earning respect on the shop floor.

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Expert CNC Proficiency:

Mastery of CNC lathe setup, operation, process optimization, work holding, cutting tool selection, and advanced troubleshooting.

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Controls & Programming:

Deep familiarity with NC controls and NC programming.

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Communication:

Exceptional communication skills and a proven ability to collaborate across departments. Job Details

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Job Type:

Full-time

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Location:

225 Citation Circle, Corona, CA 92878 (in-person)

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Schedule:

Monday-Friday, 5:00 AM - 1:30 PM

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Compensation Range:

$85,000 - $100,000 / Annually

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Benefits:

Health, 401(k),

PTO Job Type:

Full-time Pay:

$40.00 - $50.00 per hour

Benefits:

401(k) 401(k) matching Dental insurance Health insurance Life insurance Paid time off Professional development assistance Relocation assistance Vision insurance

Work Location:

In person