Senior Software Engineer, Back End

Overview
Sedaro is hiring a Senior Software Engineer to architect our workflow orchestration system. Proliferating satellite constellations require optimization studies involving unprecedented scale and complexity. You will build the execution engine that enables aerospace teams to run massive simulation campaigns—exploring vast design spaces with the flexibility to handle evolving mission requirements.
Team: Platform Services, reporting to the team lead
Location: In person in Arlington, VA or Boston, MA
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 system is built on Rust, Python, Kubernetes, Django, and Postgres to drive performance across clouds. Join us as an early employee and transform how teams collaboratively engineer next-generation Aerospace & Defense systems.
Who You Are
You love solving distributed systems problems—workload orchestration, data throughput, performance optimization
You thrill in building power tools that multiply what engineers can accomplish
You're comfortable with ambiguity and prefer rapid iteration over lengthy planning
You’re excited to work at the intersection of software and physical systems alongside aerospace, embedded, and platform engineers
What You’ll Do
Architect Lean solutions with impactful incremental deliverables
Optimize multi-cloud systems for performance, reliability, and cost efficiency
Design and implement system observability with actionable alerting and measurable SLOs
Drive operational excellence through infrastructure as code, CI/CD, and observability practices
Lead root cause analysis and blameless post-mortem discussions
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
6+ years of professional experience in software engineering
Experience with containerization, container orchestration, and event streams
Experience with relational and key-value databases
Experience designing and implementing APIs
Experience driving performance through observability and/or root cause analysis
Proficiency in at least one server-side programming language

Employment type
Full-Time

Work arrangement
No