Senior Software Engineer (Agentic CAD)

• Awerx is a new startup business unit within Relativity Space set to agentically engineer the future of aerospace
• Awerx is building agentic CAD and operations tools for Relativity and External customers
• The team recently launched the first agentically engineered, liquid fueled rockets and is expanding its agentic tooling to support more use cases and customers
• Awerx is building a core CAD engine that ships in several customer-specific versions
• A senior engineer is essential to own the architecture, keep the core stable across every variant, and lead the customer-facing side Awerx CAD tools inside and outside of Relativity Space
• We are looking for an expert software engineer with experience building in 3D environments with agentic first workflows
• Own the architecture of a shared core 3D engine that supports multiple customer-specific products
• Support teams bringing these agentic designs into reality
• Turn product requirements into architecture that holds up as the product line grows
• Work with an agentic first (human) team across agent swarms and human-agent communication interfaces
• Review and steer work produced by AI agents
• Own the customer-facing side of product engineering and integrated product enhancements while maintaining mission critical agentic capabilities

Benefits

• Health, dental, and vision coverage
• Additional stipend for employee wellness
• 401(k)
• Equity
• 11 company holidays & generous PTO
• Monthly lunches, game nights, holiday celebrations, and offsite events
• Generous parental leave and provide a $10,000 stipend for fertility, adoption, and other family-building benefits
• $2,000 annual learning stipend
• Constant training opportunities, company Lunch and Learns, and access to industry conferences

• 5+ years of experience in software architecture, ideally on multi-platform products (game engines, CAD tools, or similar)
• Comfortable working across several coding languages, with deep experience in one or two
• Experience working across products or teams, and demonstrated ability to learn entirely new domains and technologies beyond existing experience
• Experience running agents at home (beyond Claude Code), and are Comfortable using agentic coding tools day to day, with good judgement on what agents are outputting
• Hands-on experience developing with 20th century CAD vintages or CAD ecosystems (SolidWorks, Teamcenter, NX, plugin development)
• GPU / CUDA programming/tuning experience
• Shipping and maintaining software for multiple architectures with feature parity and reliability across all
• Mechanical engineering background, or having built real things with CAD / 3D printers