CNC Programmer / Setup Machinist 4th Shift

Primus Aerospace•Reisterstown, MD

3d•$40 - $45•Onsite

About The Position

Primus Aerospace is a leading manufacturing partner to aerospace, defense, and space OEMs and Tier I suppliers. The company specializes in producing high-tolerance, complex geometry components from standard and exotic metals, supporting mission-critical civilian and defense programs. The CNC Programmer / Setup Machinist is responsible for programming, setting up, and proving out CNC machining processes to ensure efficient, high-quality production. This role combines CAM programming with hands-on machine setup and first-piece validation, supporting both new and repeat production work. The 4th Shift is Friday - Sunday 6:30 PM - 6:30 AM with a 50% differential pay.

Requirements

Minimum of five (5) years of combined CNC programming and setup experience (mills and/or lathes)
Strong proficiency with CAM software (Mastercam, NX, or similar)
Experience with multi-axis machining (3, 4, and/or 5-axis)
Strong understanding of GD&T, blueprint reading, and machining mathematics
Proven ability to perform full machine setups and prove-out new jobs
Experience working with tight-tolerance components, preferably in aerospace or similar industries
Strong problem-solving skills and attention to detail
Ability to work collaboratively in a fast-paced manufacturing environment
Strong work ethic and commitment to quality and continuous improvement
Applicant must be a U.S. Citizen to adhere to U.S. Government international trade regulations.

Nice To Haves

Experience with exotic materials (e.g., titanium, tungsten)
Experience with high-mix / low-volume production environments
Familiarity with multiple machine platforms (Haas, Mazak, DMG Mori, Okuma, etc.)

Responsibilities

Develop, modify, and optimize CNC programs for 3, 4, and 5-axis mills and CNC lathes using CAM software (e.g., Mastercam, NX, or similar)
Interpret engineering drawings, GD&T, and specifications to create accurate and efficient machining processes
Select tooling, workholding, and machining strategies to support optimal cycle times and part quality
Support new product introduction (NPI) by developing and validating initial machining processes
Perform complete machine setups including tooling, fixturing, offsets, and program verification
Run and validate first-piece parts to ensure conformance to specifications
Troubleshoot and resolve issues related to setup, tooling, programs, and machine performance
Establish stable, repeatable setups and clear instructions for operators
Collaborate with machinists, operators, and cross-functional teams to ensure efficient production flow
Monitor and improve cycle times, tool life, and overall process efficiency
Maintain and update CNC programs, setup sheets, and work instructions
Identify and implement process improvements including tooling, fixturing, and programming enhancements
Ensure all parts meet quality standards and customer requirements, including GD&T specifications
Validate part quality through inspection processes and documentation (e.g., first article, in-process checks)
Maintain compliance with all safety, quality, and operational procedures
Support 5S and overall shop organization standards