Senior Prototype CNC Machinist (4+Axis, GibbsCAM)

Thorlabs; Sterling (VA); On-site; USD 40,000 - 48,000; Full time

Benefits offered by this job

Medical benefits

Dental and vision insurance

Company paid life insurance

PTO

401(k) plan

Tuition reimbursement

Job summary

Thorlabs is seeking an experienced CNC Programmer to operate and set up multi-axis milling and turning equipment. The role requires strong GibbsCAM proficiency, blueprint reading, and hands-on capability with 3- to 4-axis machines. You will mentor junior machinists and continuously improve prototype processes.

The position is based in Sterling, VA with potential work at other Thorlabs locations. High attention to quality, safety, and process documentation is essential.

Qualifications

• 7+ years in a CNC machining environment.
• 5+ years in a CNC programming role (GibbsCAM preferred).
• 3+ years in specialty prototype machining.
• CNC certification or trade school is a major plus.

Responsibilities

• Program highly complex prototype pieces on 4+ axis equipment using GibbsCAM.
• Lead advanced setups and troubleshooting on Vertical and Horizontal CNC Milling Machines (3 & 4 axis).
• Read blueprints and GD&T, interpret material properties and machining requirements.
• Inspect dimensions and ensure conformance to specifications.
• Mentor Level I machinists and document processes.

Skills

Lean Principles

Ownership

Communication

Teamwork

Adaptability

Education

High School Diploma or equivalent

CNC certification or CNC Trade School

Tools

GibbsCAM

G-code programming

Manual programming (G/M codes)

Okuma

Mazak

Haas

Fadal controls

Job description

Thorlabs is seeking an experienced CNC Programmer to operate and set up multi-axis milling and turning equipment. The role requires strong GibbsCAM proficiency, blueprint reading, and hands-on capability with 3- to 4-axis machines. You will mentor junior machinists and continuously improve prototype processes.

The position is based in Sterling, VA with potential work at other Thorlabs locations. High attention to quality, safety, and process documentation is essential.