Principal Spacecraft Flight Software Engineer

EVONA; Colorado; Hybrid; USD 170,000 - 230,000; Full time

Benefits offered by this job

Equity

Hybrid work arrangement

Job summary

EVONA is seeking a Principal Flight Software Engineer in Littleton, Colorado, to provide senior technical leadership across the spacecraft software team. You will blend hands-on development with mentoring and take ownership of architecture across multiple programs.

You’ll design, develop, test, and integrate flight software in modern C++, mentor engineers, and help scale the team while maintaining high engineering quality. This is a hybrid role with 3–5 onsite days each week.

Qualifications

• Spacecraft flight software experience required.
• Strong modern C++ skills; ability to mentor.
• Experience across multiple spacecraft subsystems.
• Experience with software integration, verification, testing; on-orbit ops a plus.
• Linux-based development and multithreaded/RTOS familiarity.

Responsibilities

• Design, develop, integrate, and test spacecraft flight software in C++.
• Contribute to GNC, communications, power, and avionics subsystems.
• Support software through development, verification, integration, launch, and on-orbit ops.
• Mentor engineers and lead design and code reviews.
• Improve software architecture, testing standards, and processes.
• Work with hardware-driven requirements and shifting priorities.
• Help the team scale while maintaining engineering quality.

Skills

Flight software

Modern C++

Mentoring

Linux development

Multithreading

RTOS awareness

System integration

Job description

EVONA is seeking a Principal Flight Software Engineer in Littleton, Colorado, to provide senior technical leadership across the spacecraft software team. You will blend hands-on development with mentoring and take ownership of architecture across multiple programs.

You’ll design, develop, test, and integrate flight software in modern C++, mentor engineers, and help scale the team while maintaining high engineering quality. This is a hybrid role with 3–5 onsite days each week.