Embedded Software Engineer Senior

• Design and develop embedded flight software in C/C++ for spacecraft systems
• Build and maintain networking and data transport layers between onboard subsystems and ground interfaces
• Integrate software with hardware components (OBCs, radios, payloads) in HITL and flatsat environments
• Develop and execute test strategies (unit, integration, system, and mission-level testing)
• Support on-orbit operations, debugging, and anomaly resolution
• Contribute to software architecture, requirements, and interface definitions
• Improve and maintain CI/CD pipelines, build systems, and release processes
• Collaborate across platform, applications, mission ops, and hardware teams
• Experience with HITL, flatsat, or system-level test environments

York Space Systems is seeking a Senior Embedded Flight Software Engineer to design, develop, test, and deliver mission-critical software for spacecraft systems. This role focuses on real-time and embedded Linux-based flight software, enabling reliable command, telemetry, networking, and autonomy across on-orbit vehicles.

The ideal candidate is a hands-on engineer with strong systems thinking who can operate across the full lifecycle-from architecture and development through integration, test, and on-orbit support.

This role will be fully on-site in our Greenwood Village, Colorado office., * Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related field

• 5+ years of experience in embedded software development
• Strong proficiency in C/C++
• Experience with embedded Linux systems (drivers, networking, system-level debugging)
• Experience with deterministic build systems such as Yocto or VxWorks
• Familiarity with networking protocols (TCP/IP, UDP, routing concepts)
• Experience debugging hardware/software integration issues
• Ability to work in a fast-paced, mission-driven environment
• Must be clearance eligible and ability to maintain an active Secret Clearance or higher
• Willingness to work full-time in our Greenwood Village, CO office; this position does not support remote or hybrid work.
• Love space!

Preferred for the Role

• Master’s Degree in computer science or engineering related field
• 8+ years of experience working with software, network infrastructure, and data transport protocols in space
• Experience with Real-Time Operating Systems
• Experience with spacecraft, aerospace, or safety-critical systems
• Knowledge of real-time systems and deterministic software design
• Familiarity with CCSDS, DTN, or space communication protocol
• Understanding of cybersecurity principles (secure boot, signing, key management)
• Experience supporting on-orbit operations or live systems
• Active Secret Clearance

In compliance with local law, we are disclosing the compensation, or a range thereof, for roles in locations where legally required. Actual salaries will vary based on several factors, including but not limited to external market data, internal equity, location, skill set, experience, and/or performance.

• 100% employer-paid medical, dental, and vision insurance (subject to spousal surcharge).
• Company holidays, floating holidays, and sick time.
• Unlimited PTO.
• Generous 401(k) match.

York Space Systems was founded to radically improve spacecraft affordability and reliability, transforming, and enabling next- generation space mission operations worldwide. Today, York is one of the most innovative aerospace companies, specializing in end-to-end customer solutions and the rapid production of spacecraft platforms. York’s complete Space Segment Solution includes spacecraft production, payload integration, system integration & test, launch services, ground segment services, and mission operations, enabling customers to leverage York’s existing technology solutions to get to orbit rapidly and responsively. We’re looking to expand our team across the board.