Staff Software Engineer - Space Systems & Microservices

CesiumAstro, Inc.; Westminster (CO); Hybrid; USD 184,000 - 225,000; Full time

Benefits offered by this job

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Benefits package

Job summary

CesiumAstro in Westminster, CO is seeking a Staff Software Engineer to support space-centric programs across DoD/IC. You will tackle modern full-stack development, microservices, and DevSecOps in a fast-paced startup-style environment.

The role emphasizes technical leadership, architecture of high-availability systems, and mentorship of junior engineers, with opportunities to shape product direction and delivery.

Qualifications

• Bachelor’s degree in software/engineering or related field.
• 12+ years of software engineering experience with leadership.
• Experience architecting microservices and high-availability systems.
• Experience with space, DoD/IC, or DevSecOps on classified systems.
• Proficient in C++, C#, Rust, Python, or Go.
• Experience with SQL/NoSQL databases and cloud platforms.
• Ability to obtain Secret clearance and travel up to 10%.

Responsibilities

• Build modern full-stack applications in support of space mission systems.
• Integrate and modernize legacy space-related ground and flight software.
• Develop distributed applications leveraging microservices, cloud-native architectures, and Distributed Ledger Technology (DLT)/consensus frameworks.
• Support on-orbit and ground system integration & test, including emulation, simulation, and interface validation.
• Implement DevSecOps pipelines, automated testing, and secure software practices.
• Develop modern UI/UX interfaces for mission operators and analysts.
• Work closely with space system engineers, mission integrators, and operations teams.
• Contribute to a mission-focused engineering culture where your ideas truly shape the product.

Skills

Technical leadership

Distributed systems

APIs & microservices

DevSecOps

Cloud services

Mentor engineers

Programming languages

Security

Education

Bachelor’s degree in Software Engineering, Computer Engineering, or relevant field

Tools

GitHub

Jira

Confluence

Job description

CesiumAstro in Westminster, CO is seeking a Staff Software Engineer to support space-centric programs across DoD/IC. You will tackle modern full-stack development, microservices, and DevSecOps in a fast-paced startup-style environment.

The role emphasizes technical leadership, architecture of high-availability systems, and mentorship of junior engineers, with opportunities to shape product direction and delivery.