Principal Software Engineer, Full Stack

Overview 

Sedaro is hiring a Principal Software Engineer to elevate the UX for our aerospace simulation platform. In this role, you will architect our web applications, extend our design system, and empower customer developers. 

• Team: Workflows, reporting to the Director of Engineering 

• Location: In person in Arlington, VA or remote 

• U.S. Citizen or permanent resident status required 

Who We Are 

Our cloud-native simulation platform enables digital mission engineering through distributed, scalable, faster than real-time analyses across hundreds of interacting systems. Our powerful web UIs are built with React, TypeScript, Material UI, and Vitest. We display rich analytics and 3D renderings using Echarts, React Flow, and Cesium. Join us as an early employee and transform how teams collaboratively engineer the next generation of Aerospace & Defense systems. 

Who You Are 

• You love tools built by engineers, for engineers 

• You take pride in breaking down technical challenges and delivering wins 

• You’re energized by deep learning and sharing knowledge across disciplines 

• You find beauty in the elegant communication of complex information 

• You’re captivated by the potential of space exploration 

What You’ll Do 

• Design clear user experiences through information architecture and user flows 

• Extend our design system and component libraries 

• Develop intuitive and performant 3D and data visualizations 

• Drive operational excellence using CI/CD and observability frameworks 

• Architect Lean solutions with impactful incremental deliverables 

• Foster a culture of learning, empowerment, and achievement 

Benefits 

• Equity 

• Unlimited PTO 

• 401(k) with 4% match 

• 100% premium payment for medical insurance 

• Parental Leave 

• Flexible work schedule with core hours 

• Company provided lunches 3 days a week 

• Industry-leading career development opportunities 

Requirements 

• Bachelor’s degree in computer science or equivalent experience 

• Expertise developing reusable components in React 

• Track record of building intuitive interfaces for complex technical data 

• Experience developing CI/CD and automated testing for frontend applications 

• Experience with data visualization 

• Strong web fundamentals 

• Typically requires 10+ years of professional experience in software engineering