Mechanical Engineer (PE) - Los Angeles

About this role

General Matter seeks an experienced PE mechanical engineer to design and deliver mechanical systems for a cutting-edge uranium enrichment facility in Los Angeles. You'll lead HVAC, central plant, and distribution system design from concept through permitting while collaborating with cross-functional engineering teams on this mission-critical greenfield project.

What you'll do

• Design and analyze HVAC systems, central plant equipment (chillers, boilers, heat exchangers), and distribution networks (ductwork, piping)
• Prepare permit-level design packages using Revit with comprehensive drawings, calculations, and specifications
• Collaborate with structural, electrical, architectural, and chemical engineers on integrated mechanical solutions
• Ensure designs meet regulatory requirements for safety, performance, and code compliance
• Support concept development, feasibility studies, and scope definition aligned with performance and cost goals
• Interface with vendors and troubleshoot design issues through construction and commissioning

What they're looking for

• Professional Engineer (PE) license required
• HVAC systems design and analysis
• Revit and AutoCAD proficiency
• Bluebeam software
• Mechanical code compliance and permitting
• Power coordination and arc flash knowledge (preferred)
• Computational Fluids Dynamics (CFD) (preferred)
• Fast-paced, resourceful problem-solving approach

Benefits

• Base salary: $90,000–$175,000 annually
• Work on greenfield, mission-critical nuclear enrichment facility
• Collaborate with world-class engineering team backed by top-tier investors
• Dynamic environment solving complex problems at scale
• Equal opportunity employer committed to diversity and merit-based advancement