Senior CNC Setup Machinist — Precision & Process Improvement

B&B Manufacturing Co., Inc.; California (MO); On-site; USD 65,000 - 90,000; Full time

Job summary

B&B Manufacturing Co., Inc. is seeking a skilled CNC Machinist to perform precision setups on multi-axis milling and turning machines. You will install tooling, fixtures, and programs, validate first-article parts, and ensure parts meet strict quality standards.

Responsibilities include optimizing processes for automation, diagnosing machining issues, and mentoring less experienced machinists. A minimum of 5 years in aerospace/defense/medical machining and GD&T interpretation are required.

Qualifications

• 5+ years hands-on CNC precision machining in aerospace/defense/medical.
• Expertise in G-code, canned cycles, and in-process probing systems.
• Proven track record machining tight-tolerance parts with aluminum, steel, aerospace alloys.
• Understanding of metal behavior, chip formation, vibration, heat transfer.
• Understanding of tool geometry, fixture design, and tool life management.
• Ability to read GD&T and manufacturing drawings.
• Diagnose machining issues and implement corrective actions.
• Experience with MS Office tools (Excel, Outlook).

Responsibilities

• Set up, operate, and optimize CNC machine tools (multi-axis milling and turning).
• Perform CNC program proofing, validate first-article setups, and ensure reliable production.
• Evaluate and improve work holding, feeds/speeds for performance and repeatability.
• Collaborate with Programming and Manufacturing Engineers to optimize processes for automation.
• Apply continuous improvement principles to machining processes to improve efficiency and reduce lead times.

Skills

G-code

Canned cycles

In-process probing

Machining accuracy

Aluminum alloys

Steel alloys

Aerospace-grade alloys

GD&T interpretation

Manufacturing drawings

Tool life management

Fixture design

Root-cause analysis

MS Office

Education

High School diploma or equivalent

Tools

Excel

Outlook

Job description

B&B Manufacturing Co., Inc. is seeking a skilled CNC Machinist to perform precision setups on multi-axis milling and turning machines. You will install tooling, fixtures, and programs, validate first-article parts, and ensure parts meet strict quality standards.

Responsibilities include optimizing processes for automation, diagnosing machining issues, and mentoring less experienced machinists. A minimum of 5 years in aerospace/defense/medical machining and GD&T interpretation are required.