ZEMLOCK LLC
CNC Machinist - Large Bed Milling
Columbus, MS, USA
Job description
CNC Machinist – Large Bed Milling (Aerospace & Defense)
Location: Columbus MS
Salary: $30-$35/hr
Department: Manufacturing / Production
Job Type: Full-Time
Reports To: Manufacturing Manager
Position Summary:
We are seeking a highly skilled CNC Machinist with expertise in operating and maintaining
large bed milling machines to support the manufacturing of precision components for the
aerospace and defense sectors. The ideal candidate will have a strong understanding of
technical drawings, advanced machining techniques, and experience working with
aerospace-grade materials in a high-tolerance environment.
Key Responsibilities:
Operate and maintain large bed CNC milling machines to produce high-precision
aerospace and defense components in accordance with tight tolerance
specifications.
Read, interpret, and apply complex aerospace technical drawings, blueprints, and
CAD/CAM files to ensure machining accuracy.
Troubleshoot machine malfunctions, setup discrepancies, and machining
inefficiencies to minimize production downtime.
Perform first-article inspections and continuous in-process quality checks using
precision instruments including calipers, micrometers, height gauges, and indicators.
Collaborate with engineering, quality, and production teams to address challenges
related to complex geometries and specialized aerospace materials.
Assist in developing, editing, and optimizing CNC programs (G-code or CAM
software), particularly for multi-axis machines, if experienced.
Follow all aerospace manufacturing protocols and maintain a clean, organized, and
safety-compliant work area.Preferred Qualifications:
3+ years of experience operating CNC machines in a precision manufacturing
environment; experience with large bed CNC milling machines is strongly preferred.
Strong mechanical aptitude with proven troubleshooting skills, especially with
aerospace-grade metals and composites.
Advanced ability to interpret engineering drawings with Geometric Dimensioning and
Tolerancing (GD&T) for aerospace and defense applications.
Familiarity with CNC control systems (e.g., Fanuc, Siemens, Haas); experience with
CAM software is a plus.
Knowledge of preventive maintenance techniques and basic machine diagnostics.
Capable of working independently and prioritizing tasks in a fast-paced, quality-
focused environment.
Education & Certifications:
High school diploma or GED required.
Completion of a formal CNC machining program, trade school, or apprenticeship
preferred.
Additional certifications in precision machining or CNC programming (e.g., NIMS,
HAAS certification) are a plus.
Physical Requirements:
Must be able to stand for extended periods (10+ hours per shift).
Ability to lift and move objects up to 50 pounds.
Frequent bending, stooping, reaching, and manual dexterity required.
Visual acuity to read precision instruments and technical drawings.
Must be able to wear personal protective equipment (PPE) including safety glasses,
steel-toe boots, and hearing protection as required.
Job Type: Full-time
Pay: $30.00 - $35.00 per hour
Benefits:
401(k)
Dental insurance
Health insurance
Paid time off
Vision insurance
Schedule:
8 hour shift
Day shift
Monday to Friday
Shift availability:
Day Shift (Preferred)
Ability to Commute:
Columbus, MS 39701 (Required)
Ability to Relocate:
Columbus, MS 39701: Relocate before starting work (Required)
Work Location: In person
$30-35
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