Mechanical Designer

About the Company

General Matter enriches uranium. We are designing, building, and operating the world’s lowest-cost enrichment services, here in the US, to restore America’s ability to produce nuclear fuel for AI, advanced manufacturing, and critical industries.

Responsibilities

• Own and maintain the 3D CAD model for piping and mechanical systems
• Develop and maintain piping component libraries, data attributes, and system standards
• Perform detailed routing of pipes, valves, specialty components, and supports
• Coordinate with structural, HVAC, and electrical systems to avoid clashes
• Conduct clash detection and interdisciplinary model reviews
• Produce isometric drawings, general arrangement drawings, and spool sheets
• Define spool breaks and support modular construction
• Collaborate with engineers to ensure design intent and constructability
• Maintain as-built documentation throughout the project lifecycle

Requirements

• Associate’s degree or equivalent experience in Mechanical Design or Drafting
• 3+ years of experience modeling piping systems in 3D plant design platforms
• Proficiency with plant design software (e.g., AutoCAD Plant 3D, AVEVA E3D, SmartPlant 3D, or CADWorx)
• Strong understanding of piping systems and industrial layout principles
• Ability to interpret P&IDs into accurate 3D models
• Experience producing piping isometrics and fabrication documentation
• Ability to work extended hours and weekends as necessary

Preferred Qualifications

• Experience in nuclear, chemical, or petrochemical facilities
• Familiarity with spec-driven piping and automated part selection
• Knowledge of piping line numbering and tagging systems
• Experience modeling pipe supports and maintenance clearances
• Familiarity with Navisworks or similar clash detection tools
• Understanding of fabrication and field installation practices