Journeyman Machinist - Metal Machine Shop
About The Position
Lanteris Space Systems is seeking an experienced Journeyman Machinist to join its aerospace manufacturing team in San Jose, California. The role involves independently programming, setting up, and operating manual mills, manual lathes, and 3-axis CNC vertical mills to machine precision aerospace components from aluminum, titanium, steel, and copper. Work must meet tight tolerances and strict quality, documentation, and safety standards. The machinist will interpret engineering drawings, models, blueprints, GD&T, and process documentation; select appropriate machining parameters and tooling; inspect parts during production; and make adjustments to maintain tolerances and surface-finish requirements. The role also includes routine machine maintenance, maintaining a clean and safe work area, and contributing process improvements. Journeyman-level skill, sound judgment, and a commitment to quality and safety are expected.
Requirements
- Must be a U.S. citizen or permanent resident.
- High school diploma or GED.
- Journeyman-level machinist status, with a completed apprenticeship or equivalent documented experience; typically 10 years of machining experience.
- Ability to write CNC programs for 3-axis vertical mills using G-code, conversational programming (such as Hurco WinMax), and/or CAM.
- Hands-on experience setting up and operating manual mills and manual lathes.
- Experience machining aluminum, titanium, steel, and copper.
- Blueprint-reading and GD&T knowledge.
- Proficiency with precision measuring instruments and inspection methods.
- Shop math and trigonometry skills.
- Ability to work to tight tolerances and maintain consistent quality.
- Ability to lift up to 50 lbs and stand for extended periods.
Nice To Haves
- Previous experience in aerospace, defense, or other highly regulated manufacturing.
- Familiarity with AS9100 quality systems and aerospace documentation requirements.
- Experience with common CNC controls such as Fanuc, Haas, Mazak, or similar.
- Experience with titanium machining strategies, including tool-life management and heat control.
- Technical or trade school certification.
- Attention to detail and a quality-first mindset.
- Ability to work independently with minimal supervision.
- Strong problem-solving and troubleshooting skills.
- Clear communication and teamwork.
- Adaptability across varied part types and production volumes.
Responsibilities
- Write, edit, and optimize CNC programs for 3-axis vertical mills using engineering drawings, models, and process documentation.
- Set up and operate 3-axis CNC vertical machining centers.
- Set up and operate manual mills and manual lathes to produce precision parts, fixtures, and one-off or low-volume components.
- Machine aluminum, titanium, steel, and copper, selecting appropriate speeds, feeds, tooling, and coolant.
- Interpret engineering drawings, blueprints, and GD&T to determine setups, operations, and inspection requirements.
- Perform in-process inspection using precision measuring instruments and CMM as required.
- Verify first-article parts and make adjustments to maintain tolerances and surface-finish requirements.
- Maintain a clean, organized, and safe work area in compliance with 5S and company safety standards.
- Perform routine machine maintenance and promptly report equipment issues.
- Recommend process, tooling, and programming improvements to support continuous improvement.
Benefits
- Paid time off.
- Health and welfare insurance.
- 401(k) for eligible employees.
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
High school or GED
