UNION · 6 days ago
Manufacturing Engineer - CNC Operations
Dallas, TX
Full-time
Onsite
Senior Level
$101K/yr - $145K/yr
5+ years expUnion Technologies is reindustrializing America’s defense manufacturing base with a first-of-its-kind Factories-as-a-Stockpile™ model. They are seeking a Manufacturing Engineer (CNC Operations) to own CNC process development and tool optimization, ensuring high-volume precision machining that contributes to national defense.
Defense & Space
Responsibilities
Lead CNC path planning and G-code generation for high-precision parts (lathe work required; 5-axis a plus)
Program and optimize CNC operations in Mastercam—from toolpath strategy to post-processing
Select and qualify cutting tools, inserts, and materials for maximum performance and efficiency
Design and validate custom workholding and fixturing to reduce setup time and increase throughput
Analyze cycle times, tool wear, and process variation across multiple machines to drive improvements
Integrate and optimize robotic part loading/unloading systems and automated machining cells
Troubleshoot CNC, tooling, and programming issues in real time with production teams
Create and maintain setup sheets, standard work instructions (SWIs), and process documentation under ISO 9001 standards
Partner with maintenance and engineering teams to support factory acceptance testing (FAT) and continuous improvement initiatives
Qualification
Required
Bachelor's in Manufacturing, Mechanical, or Industrial Engineering (or equivalent experience)
5+ years in CNC machining environments with proven high-volume production optimization
Deep experience in lathe operations; exposure to 5-axis machining highly desirable
Demonstrated ability to manage multiple machines and custom workholding setups
Mastercam (mandatory)
G-code creation and modification (Fanuc, Siemens, or Okuma controls)
Tool selection and material optimization for steels, alloys, and high-temp materials
Process troubleshooting and cycle-time reduction
CAD/CAM integration using SolidWorks or AutoCAD
Hands-on, detail-obsessed, and relentless in pursuit of efficiency
Analytical thinker; collaborative under pressure; strong communicator on the shop floor
Preferred
Okuma control experience (a plus)
Exposure to integrated robotics and automated machining cells
Familiarity with ERP/MRP and DNC systems
Background in defense, aerospace, or high-precision manufacturing (preferred but not required)
Benefits
Full health, dental, and vision coverage
Paid time off + holidays
Relocation assistance to Dallas, TX
Career growth in a fast-scaling defense manufacturing startup
Company
UNION
For nearly a century, our National Security industrial base has been stagnant, plagued by a lack of innovation and widespread sophistication.
11-50 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase