Wire EDM Machinist Job at Valar Atomics, Hawthorne, CA

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  • Valar Atomics
  • Hawthorne, CA

Job Description

We're looking for a skilled  Wire EDM Machinist to run precision parts on a  Mitsubishi MV 2400S . This role covers the full workflow from print to part: programming, setup, cut strategy selection, process optimization, and inspection. You'll work in a  high-mix, low-volume environment where accuracy, surface finish, and repeatability are critical. 

Key Responsibilities

  • Set up, operate, and maintain a  Mitsubishi MV 2400S Wire EDM to produce high-quality, high-precision components. 
  • Program and edit wire EDM jobs at the machine and/or using offline programming as applicable (cut conditions, skim strategies, and start hole planning). 
  • Interpret engineering drawings, blueprints, and GD&T to ensure parts meet dimensional and geometric requirements. 
  • Select and optimize  wire type/diameter , power settings, flushing, and  skim passes to hit tolerance and finish targets. 
  • Plan and execute challenging cuts including tight tolerances, fine features, sharp internal corners, and fragile geometries. 
  • Perform quality control inspections using micrometers, calipers, height gauges, indicators, pin gauges, optical comparator/CMM (as available). 
  • Troubleshoot issues such as wire breaks, unstable cuts, taper/straightness variation, poor finish, and dimensional drift. 
  • Work with engineering and production to improve fixturing, reduce cycle time, increase reliability, and prevent scrap. 
  • Track consumables and maintain machine condition (filters, dielectric system, wire path components) according to preventative maintenance schedules. 
  • Maintain a clean, safe work environment and follow all safety and operational standards. 
  • Support documentation of setups and repeat jobs (fixtures, notes, inspection plans) to improve repeatability. 

Qualifications

  • Proven experience as a  Wire EDM Machinist , including  setup and operation on Mitsubishi or similar machines. 
  • Strong ability to read and interpret prints,  GD&T , and technical specifications. 
  • Solid understanding of EDM fundamentals: burn conditions, skims, flushing, wire selection, workholding, and material behavior. 
  • Comfortable troubleshooting process issues and making adjustments to consistently hit tolerance and finish. 
  • Skilled with precision measuring tools and inspection best practices. 
  • High attention to detail and commitment to producing accurate, high-quality parts. 
  • Ability to work independently and collaborate with a team in a fast-paced shop environment. 
  • High-mix, low-volume experience is a plus. 

Job Tags

Full time,

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