Cesiumastro
From Cesiumastro's careers page
Status: listed on the employer's own careers page when we last checked (daily). Confirm on their site before applying.
We are seeking a Senior Software Engineer to support several new, space-centric programs across the DoW and IC.
Please Note: To conform with the United States Government Space Technology Export Regulations, the applicant must be a U.S. citizen, lawful permanent resident of the U.S., conditional resident, asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)), or eligible to obtain the required authorizations from the U.S. Department of State.
At CesiumAstro, we are developers and pioneers of out-of-the-box communication systems for satellites, UAVs, launch vehicles, and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment, which allows us to learn, develop, and engage across our organization. If you are looking for hands-on, interactive, and autonomous work, CesiumAstro is the place for you. We are actively seeking passionate, collaborative, energetic, and forward-thinking individuals to join our team.
We are seeking a Senior Software Engineer to support several new, space-centric programs across the DoW and IC. We are looking for engineers who thrive in a fast-paced startup environment and enjoy solving hard problems. Our culture is simple: work hard, solve real problems, build things that matter.
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.
5+ years of relevant software engineering experience.
Demonstrated technical leadership across software modernization or distributed systems
Experience architecting microservices, APIs, message buses, and high-availability systems
Expertise integrating and testing software for space-based or ground mission systems
Ability to mentor junior engineers and guide design decisions
Experience with DoD/IC programs, ATO processes, or DevSecOps on classified systems
Experience developing in C++, C#, Rust, Python, or Go.
Experience with SQL/NoSQL database design and integration.
Experience with cloud services (AWS, Azure, or GovCloud variants).
U.S. Citizenship is required for this position along with the ability to obtain a Secret security clearance.
Experience building software for spacecraft, OPS software, or flight/ground segment integration.
Experience with high-performance computing, distributed processing, or real-time systems.
Experience with performance tuning and resource-constrained environments.
Experience with DevSecOps, IaC, and automated test frameworks.
Familiarity with DLT, blockchain, or consensus protocols.
Experience with modern UI/UX frameworks (React, Vue, Svelte, Blazor, etc.).
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