CNC Grinder

RTCA; West Chatsworth (CA); On-site; USD 80,231,000 - 100,289,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

401(k) with company match

Job summary

RTCA, a precision aerospace and defense manufacturer in Chatsworth, CA, seeks a mid‑level CNC Grinder to set up, operate, troubleshoot, and inspect parts to meet strict specifications. You will work on a full‑time, onsite basis, collaborating with a skilled team to maintain world‑class quality and safety in a dynamic shop environment.

The role requires 3–5 years of CNC experience, ability to read drawings, and skilled use of precision measuring tools.

Qualifications

• 3–5 years CNC machining or grinding experience in a manufacturing environment.
• Ability to independently set up and operate CNC machines.
• Proficiency with precision measuring tools (calipers, micrometers, indicators).
• Strong reading of engineering/manufacturing drawings.

Responsibilities

• Set up and operate CNC grinding machines per work orders, blueprints, and specs.
• Start and monitor machines to detect malfunctions or out-of-tolerance conditions and report discrepancies.
• Perform first-article inspections and adjust as needed.
• Verify finished parts against specs with calipers and micrometers.
• Adjust speeds, feeds, and depth of cut for quality and efficiency.
• Read and interpret engineering drawings and tolerances.
• Identify production or quality issues and escalate when needed.
• Complete tasks within timeframes with moderate supervision.
• Assist in training entry-level operators as needed.
• Follow all safety guidelines and proper use of equipment.
• Perform miscellaneous duties in the machine shop as assigned.

Skills

CNC grinding

CNC setup

Inspection tools

Engineering drawings

Manual dexterity

Education

Certificate in basic machining

Machine shop training

Tools

MS Applications

Job description

RTCA is a precision aerospace and defense manufacturing group built on decades of hands‑on machining expertise, with roots spanning more than 50 years. We support mission‑critical commercial and government aerospace programs across North America through four U.S. Centers of Excellence operating as an integrated platform with 150+ CNC machines and a team of 250+ professionals.

Unlike large organizations where roles can be narrow, RTCA offers hands‑on ownership and real visibility – you understand how your work supports the team, the operation, and the end customer. Our flat structure allows employees to take initiative, grow their skills, and have their contributions recognized, while still providing the stability, advanced technology, and meaningful work of an established aerospace manufacturer.

At RTCA, we believe in teamwork, excellence, and delivering with pride. One Team! One Mission!

How You’ll Make an Impact

The CNC Grinder will utilize strong manufacturing skills and experience with CNC machines and controls to support production of precision components. This mid-level role is responsible for machine set-up, operation, troubleshooting, and inspection to ensure parts meet specifications, while contributing to a safe, efficient, and world‑class manufacturing environment.

What you’ll be doing as a CNC Grinder:

• Working a Full‑time, onsite position at our Chatsworth, CA location.
• Set up and operate CNC grinding machines in accordance with work orders, blueprints, and specifications.
• Start and observe machine operations to detect malfunctions or out‑of‑tolerance conditions, and report discrepancies to lead or supervisor.
• Conduct thorough first‑part inspections and make adjustments as needed.
• Verify conformance of finished parts to specifications using calipers, micrometers, indicators, and other precision measuring tools.
• Adjust machine controls for speeds, feeds, and depth of cut to optimize efficiency and quality.
• Read and interpret engineering and manufacturing drawings.
• Recognize and communicate production or quality problems, escalating as appropriate.
• Complete assigned tasks within required timeframes with moderate supervision.
• Assist in training or supporting entry‑level operators as needed.
• Follow all company safety guidelines, including proper use of equipment and protective procedures.
• Perform miscellaneous duties in the machine shop or other tasks as assigned.

Required Qualifications (Education, skills, and experience):

• 3-5 years of experience in CNC machining or grinding operations within a manufacturing environment.
• Demonstrated ability to set up and operate CNC machines.
• Working knowledge of speeds, feeds, and machine functions.
• Ability to independently follow instructions and concentrate for long periods of time.
• Proficiency with precision measuring tools (calipers, micrometers, indicators, etc.).
• Strong mechanical aptitude and manual dexterity.
• Consistent work ethic, reliability, and attention to detail.

Preferred Qualifications (Education, skills, and experience):

• Good writing and verbal communication skills
• Experience with MS applications
• Strong skills and aptitude in math
• Completion of vocational or college training in machine shop (Certificate of completion of basic machining course)

Physical Demands:

The physical demands and work environment characteristics described here are representative of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

While performing the duties of this job, the employee is frequently required to do the following:

• Ability to lift or move up to 50lbs.
• Reach forward, up, down and to the side in order to move equipment.
• Continuous standing and walking throughout the workday.
• Ability to reach with hands and arms; use hands to manipulate, handle, or feel material.
• Access, input, and retrieve information from a computer.

A large percentage of work time is spent in a machine shop where temperatures vary from hot to cold. The environment may also include exposure to noise, dust, fumes, vapor from coolant, etc. Industry standard safety equipment is provided by the Company, and specific notice is posted in areas where safety equipment is required.

Compensation and Benefits:

Employee Benefits:Medical, dental, vision, basic and supplemental life insurance, long‑term disability and 401(k) with up to 6% QACA company match.

The CNC Grinder Compensation rangefor onsite California applicants is $28/hr-$35/hr commensurate with experience. Some shifts may include shift differential pay rates. Other site ranges may differ.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

This position must meet Export Control compliance requirements, therefore a “US Person” as defined by 22 C.F.R. § 120.15 is required.

RTCA is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected Veteran Status, or any other characteristic protected by applicable federal, state, or local law.

Affirmative Action and Disability Accommodation Applicants wishing to receive information on RTCA’s Affinity Action Plans, or applicants requiring a reasonable accommodation in order to participate in the application and/or interview process, please contact the RTCA Human Resources Department. If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access our career center as a result of your disability. To request an accommodation, contact the RTCA Human Resources Department. Candidates will receive consideration without discrimination in accordance with the requirements of article 9 to chapter XVIII of the City of Los Angeles Municipal Code, federal and state laws of California.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access our career center as a result of your disability. To request an accommodation, contact the Human Resources Department.