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CNC Set-up Operator

Job in Simi Valley, Ventura County, California, 93097, USA
Listing for: Vanderhorst Brothers, Inc.
Full Time position
Listed on 2025-12-16
Job specializations:
  • Manufacturing / Production
    Machine Operator, Manufacturing Production
Job Description & How to Apply Below

If you are unable to complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process.

CNC Set-up Operator

Full Time - Employee Manual Labor Simi Valley, Simi Valley, CA, US

7 days ago Requisition

About Vanderhorst Brothers and RTC Aerospace:

This position is for RTC Aerospace’s sister company, Vanderhorst Brothers, Inc. (VBI) located in Simi Valley, CA. VBI is a team of highly skilled professionals from a variety of backgrounds. We work together to support our customers through expertise, cooperation, innovation, and a shared sense of urgency. We actively seek challenging projects, and we drive our industry forward by investing in the latest machinery, technology, and production techniques.

RTC Aerospace is a 60-year-old aerospace manufacturer of complex, high-tolerance, difficult-to-machine parts. We have 4 facilities across the nation bringing exceptional cellular manufacturing capabilities and unique engineered solutions to our clients’ designed products. We are a company driven by ambitious individuals, working together to become an industry leader in lean-cell manufacturing. Come be a part of something exceptional at RTC Aerospace!

How

You’ll Make an Impact

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

A CNC Set-Up Operator oversees operating the computer numerical control (CNC) machine. They produce machined parts according to established parameters and specifications. CNC Operator work alongside many departments such as:
Quality, Engineering, and Operations to produce high-quality products

What you’ll be doing as a CNC Set-up Operator:
  • Working a Full-time, onsite position at our Simi Valley, CA location.
  • With limited supervision, performs intermediate level machining of parts and tools
  • Performs in-process inspections of Level I Operators.
  • Verifies conformance of finished work piece to specifications using standard measuring tools
  • Understands and comprehends all forms of technical documents including blueprints and drawings, written specifications, charts, tables, etc.
  • Skillfully uses all machinist hand tools and measuring instruments.
  • Sets up and lays out own work from blueprints, sketches, and written specifications according to requirements.
  • Report job status to the supervisor including any malfunctions, non-conformances, damaged equipment, or other obstacles to production.
  • Ensure the on-time completion of tasks and reviews work for quality and completeness.
  • Sets up machines proficiently for each job
  • Works from prints or drawings to produce a variety of items
  • Produces precision parts within the allocated time listed on job traveler
  • Inspects machining operations and finished products against specified tolerances, using precision measuring tools - Keeps quality records for each job
  • Keeps machinery and tooling in good working order, according to daily, weekly, & monthly maintenance schedule
  • Performs in-process inspections of Level I Operators.
  • Make offset adjustments up to .002.
  • Identify and change worn and broken tools efficiently
  • Troubleshoot minor issues that arise after tool changes and offset adjustments.
  • Provide detailed tie-in notes, address, and avert issues
  • Ability to provide accurate descriptions of issues to higher-level machinist
  • Operate all machines within their Cell
  • Set up many of the common jobs within their Cell
  • Load programs into machines
  • Back programs up to “Machine Dump”
  • Interpret blueprints accurately to make necessary adjustments.
  • Maintains a track record of high-quality work with low rework and scrap history.
  • Maintains high efficiencies and run rates for given machine.
  • Performs other duties as assigned.
Required Qualifications (Education, skills, and experience):
  • At least 3 years of experience in the manufacturing industry with knowledge of speeds and feeds
  • On the job experience operating the following: large vertical boring mills (vbm), Horizontal boring mills (hbm), and/or 6′ to 8′ work envelopes
  • Properly uses basic measuring tools (calipers, micrometer, indicators, etc.)
  • Able to work independently, responsible, & reliable
  • Working with forgings and castings
  • Proficient with quality…
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