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CNC Machinist
Job
Insight Global
South El Monte, CA (In Person)
Full-Time
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Job Description
Job Description Insight Global is seeking experienced CNC Machinists to support high‑volume production of large aerospace and defense components for our customer at their South El Monte, CA and Corona, CA facilities. This role is focused on machine setup, cutter changes, job monitoring, and maintaining machine health to support long running production jobs. The majority of work is 3‑axis machining, with 5‑axis experience strongly preferred to provide operational flexibility. These roles are not complex CNC programming positions success is driven by reliability, setup capability, attention to detail, and the ability to keep machines running safely and efficiently across extended shifts. Key Responsibilities
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- Set up CNC machines including fixtures, tooling, and cutters
- Change cutters and tools as needed to support production runs
- Operate CNC machines efficiently and safely according to work instructions
- Monitor jobs and machine health during long‑duration runs (multi‑day jobs)
- Coordinate with NC Programmers to support setups and minimize downtime
- Work with management to prioritize machine schedules and customer demand
- Maintain a clean, organized work area and perform basic machine upkeep
- Follow
AS9100 / QMS
procedures and understand how work impacts product quality and safety Communicate issues or improvement ideas related to quality, safety, or schedule We are a company committed to creating diverse and inclusive environments where people can bring their full, authentic selves to work every day. We are an equal opportunity/affirmative action employer that believes everyone matters. Qualified candidates will receive consideration for employment regardless of their race, color, ethnicity, religion, sex (including pregnancy), sexual orientation, gender identity and expression, marital status, national origin, ancestry, genetic factors, age, disability, protected veteran status, military or uniformed service member status, or any other status or characteristic protected by applicable laws, regulations, and ordinances. If you need assistance and/or a reasonable accommodation due to a disability during the application or recruiting process, please send a request to HR@insightglobal.com.To learn more about how we collect, keep, and process your private information, please review
Insight Global's Workforce Privacy Policy:
https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements High school graduate or equivalent work experience.- Experience operating CNC machines in a manufacturing environment
- Strong understanding of: ○ Machine setup procedures ○ Tooling and cutter changes ○ Blueprint interpretation
- Ability to independently monitor jobs and respond to machine or process issues
- Working knowledge of CNC controls such as Siemens 840D and Fanuc 31i preferred
- Detail‑oriented, reliable, and able to work within structured production processes Willingness to work 2nd shift, night shift, and/or weekends as required
Physical Requirements:
- Standing, walking, and machine operation for 8+ hours per shift
- Occasional lifting up to 50 lbs (typical lifts closer to 35 lbs)
- Repetitive hand and arm motion
- Visual acuity for close work and blueprint reading Ability to work extended shifts as needed