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Salary
$120k – $180k per year
Location
In office (Seattle)
Seniority
Middle · 3+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 30, 2026. First seen by Alion on Apr 24, 2026.

Overview
Company
Impact
Profile match
ConstellationOS is the ML-native operations platform for satellite fleets. Unified telemetry, link forecasts, and policy-bound orchestration. Start with a 30-day shadow pilot.

The Role Constellation is looking for a versatile Software Engineer to build the backbone of our ground and simulation software. You will architect robust backend systems that allow our operators to communicate with, simulate, and track aerospace assets in real-time.

Responsibilities

  • Design and build highly concurrent, distributed backend services.

  • Develop data ingestion pipelines capable of handling high-throughput, low-latency flight data.

  • Create software tools and simulation environments used by internal teams for mission planning.

  • Write clean, well-tested code and participate in rigorous peer reviews.

Requirements

  • B.S. in Computer Science, Software Engineering, or related discipline.

  • 3+ years of professional software development experience.

  • Strong proficiency in at least one modern backend language (e.g., Go, Python, C++, or Rust).

  • Solid understanding of networking, databases (SQL/NoSQL), and distributed systems architecture.

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