CNC Lathe Machinist

Gleason Corporation; Rancho Cucamonga (CA); On-site; USD 50,000 - 70,000; Full time

Benefits offered by this job

6% Company 401(k) match

Flexible scheduling options

Formal and informal development opportunities

Job summary

Gleason Corporation is hiring a CNC Lathe Machinist in Rancho Cucamonga, California. This role involves operating lathe machines and producing aerospace components to exact specifications. Ideal candidates should have significant experience with CNC lathes and the ability to interpret blueprints effectively.

We offer an excellent benefits package including a 401(k) match and development opportunities for growth.

Qualifications

• High School Diploma required.
• 1–2 years’ experience in the aerospace industry preferred.
• 10+ years’ experience operating CNC lathes needed.

Responsibilities

• Run lathe to produce aerospace parts in accordance with blueprints.
• Inspect and measure parts with general measuring devices.
• Operate Lathe while maintaining production quality.

Skills

Geometric Dimensioning & Tolerancing (GD&T)

CNC Lathe Operation

Blueprint Reading

Attention to Detail

Problem-Solving

Education

High School Diploma

1-2 years experience in aerospace industry

10+ years experience operating CNC lathes

Tools

HAAS ST30

Mori Lather NLX2000/500

Job description

Posted Thursday, June 11, 2026 at 7:00 AM

About Gleason

With more than 2,200 employees and 13 manufacturing facilities worldwide, Gleason Corporation is a leader in gear technology. Gleason's product and service offerings include gear and transmission design software, gear manufacturing machines and related accessories, gear metrology equipment and automation systems. Gleason products are used by customers in e‑mobility, commercial vehicles, aerospace, agriculture, mining, sustainable energy, construction, power tools, marine and many other industries.

Working for Gleason, you will be connected to work that matters, putting your expertise to its best use while developing skills for the future. The result is a career defined by you, supported by Gleason and built on tangible accomplishments. We are energized by challenges and the effort needed to solve them. We like working with people who are positive, adaptable and growth‑minded. We care how work gets accomplished and are deeply invested in the success of our customers and colleagues.

Why work at Gleason?

• Excellent benefits package including a 6% Company 401(k) match
• Flexible scheduling options available in some departments
• NYS Certified Apprenticeship Program
• Shift premiums for 2nd and 3rd shifts
• Formal and informal development opportunities.

Position Summary

The CNC Lathe Machinist is responsible for running the lathe to process raw materials into parts and components.

Primary Responsibilities

• Produces aerospace parts in a timely manner in accordance with blueprints, sketches, and work orders with minimal supervision.
• Inspects and measures parts with general measuring devices (including micrometers & calipers) and makes machine offset adjustments.
• Specializes in operating one type of machine tool, Lathe, used in making or maintaining jigs, fixtures or gages.
• Planning and performing difficult lathe operations which require complicated set‑ups or a high degree of accuracy.
• Determine proper feeds, speeds, tooling and operation sequence, using a variety of precision measuring instruments.
• Maintains a workable supply of perishable tools required in the operation of machinery, as well as supply charts of Q1 functions
• Provide additional operational support to the Production team.
• Other duties as assigned by management.

Education and Experience

• High School Diploma
• 1–2 years’ experience in the aerospace industry preferred
• 10+ years’ experience operating CNC lathes
• Three years work or volunteer experience in an office environment

Knowledge, Skills and Abilities

• Knowledge of Geometric Dimensioning & Tolerancing (GD&T) in ASME Y14.5-2009 standard
• Knowledge of HAAS ST30 & Mori Lather NLX2000/500
• Knowledge of general machining practices encompassing cutting tool nomenclature and uses, calculations of speeds, material composition understanding, comprehension of the basic function of fixtures and familiarity with inspecting and checking methods
• Ability to read and interpret blueprints
• Great attention to detail and communication skills
• Willing to work as a team
• Extremely detail oriented
• Strong organizational, planning, and problem‑solving skills
• Interpersonal skills required to interact with internal personnel in Sales, Estimating, Shipping and Administration
• Ability to read, sort, check, count and verify numbers
• Must be able to read and write
• Must be dedicated to safety

Physical Demands

The physical demands described here are representative of those that most employees must meet to successfully perform the essential functions of this job. The employee is frequently required to use hands to operate machinery, stand for the majority of the shift, reach with hands and arms, walk, and stoop. The employee must occasionally lift and/or move up to 25 pounds, and occasionally up to 40 pounds with proper lift assistance. Specific vision abilities required include close, distance, and peripheral vision, depth perception, and the ability to focus. Hand‑eye coordination and quick reaction times are also essential.

Salary

The salary range in this posting depends on qualifications and experience. Actual compensation may vary, and this job posting is not necessarily reflective of actual compensation that may be earned, nor a promise of any specific pay for any specific employee, which is always dependent on relevant experience, qualifications/education, and other factors including work schedule, shift premiums, and overtime.

Work Environment

The work environment is a manufacturing setting that may include moving mechanical parts, wet and/or humid conditions, high or precarious places, fumes or airborne particles, toxic or caustic chemicals, outside weather conditions, extreme heat, risk of electrical shock, vibration, and loud noise.

Reasonable Accommodations

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Equal Opportunity

Gleason is an Equal Opportunity Employer and considers applicants for all positions without regard to age, disability, genetic information and/or predisposing genetic characteristics, marital status, national origin, race/color, religion, sex/gender, sexual orientation, military or veteran status, victim of domestic violence status, arrest or conviction record, or any other characteristic protected by applicable laws.

Disclaimer

There is no all‑inclusive summary of job duties and responsibilities. The omission of specific statements or duties and responsibilities does not exclude them from the position if the work is similar, related or a logical assignment to the position. This job description does not constitute an employment agreement and is subject to change by the Company as the needs of the Company and requirements of the job change.