Senior Software Engineer, Simulator

Sedaro
Arlington, VA

Overview

Sedaro is hiring a Senior Software Engineer to strengthen the performance and reliability of our distributed
multi-physics simulation platform. In this role, you will contribute to the development of our simulation runtimes and levera ge the c loud for cuttin g-edge perfo rmance and scale.


  • Team: Simulator , reporting to the Team Lead


  • Location: In person in Arlington, VA or Boston, MA


  • U.S. Citizen or permanent resident status

Who We Are

Our simulation platform enables digital mission engineering through distributed, scalable, faster than real-time analyses across hundreds of interacting systems. We achieve this by ingesting simulation functions , models, and data, and generating high-performance code and architecture s specialized for the given scenario . We maintain runtimes for both massively parallel execution in the cloud as well as execution in resource-constrained environments such as autonomous edge devices. Our technology is built with Rust , Kubernetes , gRPC , and Python .
Join us as an early employee and transform how teams collaboratively engineer the next generation of Aerospace & Defense systems.

Who You Are


  • You a re energized by novel challenges and unsolved problems


  • You are meticulous in your designs to ensure reliability and extensibility


  • You a re motivated to deliver optimized, high-performance systems


  • You explore existing solutions to problems to choose the right tool for the job


  • You enjoy a fast-moving work environment and drive progress on decisions and projects

What You’ll Do


  • Advan ce Sedar o’s competitive advantage by pushing the boundaries of simulation speed and scale


  • Lead development of features for both our clou d and edge simulation runtimes


  • Optimize and track performance metrics of our simulations


  • M aximize parallelism and caching in our build systems and services


  • Develop QA frameworks and maintain high reliability standards


  • Provide feedback and guidance on code reviews and design reviews


  • Sustain our internal and external documentation


  • Lead team-wide discussion s and research as we continue to innovate on the semantics and implementation of our simulation technology

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


  • 6+ years of professional experience in software engineering


  • Experience with Rust or comparable compiled languages


  • Experience profiling and optimizing application performance


  • Comfort with containerization and cloud technologies


  • Excellent technical writing skills

Additional desirable experience:


  • Simulation software , scientific computing


  • HPC, embedded software, game engines, compilers


  • D istributed s ystems , backend development

  • Unique non-software technology perspectives are welcome

Posted 2026-01-07

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