Flight Software Engineer III (National Security)

Location: Greater Seattle Area, United States. Up to 20% travel may be required. Relocation assistance is available for qualified candidates.

Base pay for Washington applicants: $164,652.00–$230,512.80 per year.

Company

hirify.global develops reusable, safe, and low-cost space vehicles and systems, including space infrastructure and in-space mobility solutions.

What you will do

• Design, develop, integrate, and test real-time embedded flight software for spacecraft and launch vehicle avionics in C/C++.
• Translate system and software requirements into robust, flight-quality code in collaboration with systems, avionics, GN&C, and test engineers.
• Contribute across the software lifecycle, including architecture, implementation, code review, verification, and deployment.
• Debug software in Software-in-the-Loop and Hardware-in-the-Loop environments and investigate software anomalies.
• Develop verification and validation plans, including unit, integration, and automated regression testing.
• Support configuration management, launch operations, mission readiness reviews, and continuous improvement while mentoring junior engineers.

Requirements

• Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or a related discipline.
• At least 5 years of embedded software development experience.
• Proficiency in C and C++ for embedded or real-time systems.
• Working knowledge of real-time operating systems such as Yocto Linux, VxWorks, RTEMS, or FreeRTOS.
• Experience with embedded software verification, testing, debugging, and communication protocols such as UART, SPI, I2C, or TCP/IP.
• Active Top Secret / Sensitive Compartmented Information (TS/SCI) clearance is required. Applicants must be U.S. citizens or nationals, U.S. permanent residents, refugees, or individuals granted asylum.

Nice to have

• Master’s degree in a related engineering or computer science discipline.
• Python experience for test automation, scripting, or tooling.
• Experience developing safety-critical or mission-critical flight software for satellites.

Culture & Benefits

• Safety-focused, collaborative, and inclusive work environment.
• Medical, dental, vision, life insurance, and disability coverage.
• Paid parental leave, paid time off, and up to 14 company-paid holidays.
• 401(k) with company matching of up to 5% and an Education Support Program.
• Stock options for regular employees working at least 20 hours per week.