Senior Software Engineer, Back End

Overview

Sedarois 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, VAor 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'recomfortable with ambiguity and prefer rapid iteration over lengthy planning

• You’reexcited to work at the intersection of software and physical systems alongside aerospace, embedded, and platform engineers

What You’llDo

• Architect Lean solutions with impactful incremental deliverables

• Optimizemulti-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 analysisand 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 3days a week

• Industry-leading career development opportunities

Requirements

• Bachelor’s degree in computer scienceor 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 observabilityand/or root cause analysis

• Proficiencyin at least one server-side programming language