Job Description
Job Description
About the Company
Our client is a navigational intelligence company bringing real-time, centimeter-level certainty to any device, anywhere on Earth.
With their core technology – the world’s most advanced PNT satellite infrastructure in Low Earth Orbit – Our client will offer a future-proof, backwards-compatible global positioning system optimized for absolute precision, superior power, and robust protection.
They are seeking a Staff Flight Software Engineer. You'll serve as a primary contributor to the flight software design, working to shape system interfaces and component interactions.
This is a direct hire, permanent placement position for a client of AdAstra Talent Advisors
Responsibilities
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Develop & Integrate: Implement embedded flight software modules in C++ on RTOS or space-grade frameworks; carry features from concept through flight-ready validation.
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System Validation: Plan and execute comprehensive hardware/software integration tests, including fault-injection scenarios and performance benchmarking.
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Cross-Functional Collaboration: Partner with hardware engineering, GNC, and operations to define interfaces, manage fault conditions, and implement mitigation workflows.
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CCSDS TT&C Integration: Develop and validate CCSDS-compliant Telemetry, Tracking & Command (TT&C) subsystems—implement frame assembly/disassembly, packetization, CRC/error-control coding, and end-to-end link workflows.
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Optimization & Reliability: Profile and tune software for CPU, memory, and I/O efficiency; contribute to FDIR logic and scheduler enhancements to maximize on-orbit reliability.
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Mentorship & Best Practices: Coach mid-level engineers through design reviews and code walks; promote coding standards, automated testing, and CI/CD pipelines.
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Documentation & Tooling: Produce clear technical artifacts - ICDs, test plans, runbooks - and help build digital tools for telemetry analysis and on-orbit diagnostics.
Requirements
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Experience: 8+ years developing C/C++ embedded software on RTOS or space-grade frameworks (cFS, F', TASTE, etc.).
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Integration & Testing: Proven track record executing full-system hardware/software validation and fault-injection test campaigns.
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Protocols & Interfaces: Deep expertise with RS-422/485, Ethernet, I2C, or similar communication buses in embedded environments.
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Real-Time Systems: Solid understanding of real-time scheduling, FDIR principles, and performance profiling under resource constraints.
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Communication: Excellent written and verbal skills for cross-team collaboration and technical documentation.
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CCSDS Expertise: Hands-on experience implementing CCSDS Telemetry (TM) and Telecommand (TC) packet standards, including header/payload formats, Virtual Channel multiplexing, and CRC/error-control procedures
Preferred Experience
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Hands-on experience with on-orbit operations, telemetry analysis, or spacecraft HIL testbeds.
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Background in aerospace or other safety-critical industries.
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Advanced degree in Computer Science, Electrical Engineering, or related field.
Additional
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$190K - $230K, Salary may vary with experience
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Incentive Equity
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Medical, Dental and Vision Insurance
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PTO
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401k
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U.S. citizenship or lawful permanent residency is required (22 C.F.R. § 120.15 compliance).
Equal Opportunity
Our client is an equal opportunity employer. They evaluate qualified applicants without regard to race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.
About AdAstra
AdAstra Talent Advisors is a headhunting and talent advising firm focused on the Climate, Space, and Defense sectors of Hard Tech. We specialize in pairing highly technical and executive talent with some of the world’s leading Hard Tech startups.
At AdAstra, we catalyze the innovations that future generations depend on by placing the right people in the right seats. Our dedicated work enables inconceivable technology from Earth, to the stars. And it’s all because of trailblazing talent like you - those driven to do what’s never been done before.
We care about long term relationships with both candidates and companies. Even if the role we initially discuss isn’t a perfect fit, it’s likely we’ll have something relevant to share with you in the future.
Join us on our journey by following along via LinkedIn!
CEO, Seyka Mejeur | LinkedIn profile
CTO / COO, Brian Mejeur | LinkedIn profile
AdAstra Talent Advisors | LinkedIn profile
AdAstra Website