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CNC Machinist II

Job in Irvine, Orange County, California, 92616, USA
Listing for: Ascent Aerospace
Full Time position
Listed on 2026-07-01
Job specializations:
  • Manufacturing / Production
    Manufacturing Engineer
Job Description & How to Apply Below

CNC Machinist

Ascent Aerospace – Inspiring the next generation of flight!

Ascent Aerospace is a world-renowned, single-source provider of production and automated assembly systems for the aerospace and defense industry. We provide high-precision advanced automated equipment as well as a full suite of both mold and assembly tooling required for the aerospace manufacturing market, including the largest Invar molds ever made— making us the largest tooling group in the industry. We work with our customers to develop their project and see it through, from process engineering to build and installation, to ensure it is an efficient and cost-effective solution.

As a true, single-source integrator, we have proven tools to surpass our customer expectations. We have greater control of timing and schedules, which allows for 100% accountability, and avoids costly mark-ups, ultimately saving our customers money. The result: a group of businesses, each an industry leader within their own discipline, now acting as one truly integrated supply base.

Summary Of Position

Under minimal shop supervision, accurately and efficiently sets-up and operates 5-axis CNC Mills to manufacture tooling and parts.

Essential Functions

This document in no way states or implies that these are the only duties to be performed by the employee occupying the position.

  • Performs sets-up and operates a 5-axis CNC Mill to provide quality parts and tooling.
  • Interprets and follows engineering planning.
  • Performs inspection of machined parts
  • Performs MDIs on programs when necessary.
  • Interfaces and partners with Engineering, Programming and Quality Inspection as necessary
  • Clearly interfaces and established effective communication with opposite shift via logbook, verbal communication, and shift interchanges.
  • Performs troubleshooting of quality errors to assist in the root cause and correction process.
  • Informs and escalates issues to the Supervisor accordingly and refrains from making modifications to the program without seeking proper approval.
  • Participates in 6S programs and maintains work area, tools, and equipment in a neat, clean, and orderly manner.
  • Any additional duties as reasonably assigned by management.
Required Skills, Education & Experience
  • 2+ years of experience operating full 5-Axis CNC mills.
  • Proficient with Fanuc 15MB and 30i controls (Siemens 840D a plus) or Heidenhain
  • Ability to read blueprints, maintain tolerances, and able to perform own set-ups.
  • Experience machining Invar, Aluminum, Composite and Graphite materials.
  • Knowledge and understanding of machining techniques and processes.
  • Technical aptitude and excellent judgment skills
  • Ability to use manual inspection equipment i.e. Micrometers, Calipers, Bore Gages etc.
  • Ability to MDI (Manual Data Input) hole patterns and radii
  • Thorough understanding of machining different materials and the ability to calculate spindle speed, machining feedrates, and proper chip load.
  • Knowledge of GD&T, shop math (including trigonometry), and blueprint reading
  • This position must meet Export Control compliance requirements, therefore a "US Person" as defined by 22.C.F.R. § is required.
Preferred Qualifications
  • CNC Machinist Certification
  • Forklift and crane experience and certification.
  • Knowledge of advanced cutting tool technology
Supervisory Responsibility

None

Travel Requirements

Most travel is primarily local during the business day. Some projects may require travel out of the area and overnight stays.

Working Conditions

Working conditions described here are representative of those that may be experienced by an employee on a daily basis while performing the functions of this job.

  • Typically sits for extended periods at a computer workstation
  • May access and work in the manufacturing plant
  • While performing the duties of this job, employee may be exposed to moving mechanical parts, fumes and airborne particles
  • The employee may be exposed to vibration
  • The employee is occasionally exposed to caustic chemicals. The noise level in the work environment is usually moderate
  • May be required to travel to other site locations as projects require.
  • May be required to work weekends to meet department and business demands
  • Work with safe manufacturing…
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