Staff Flight Software Engineer – Interplanetary Missions

Relativity Space; Long Beach (CA); On-site; USD 181,000 - 271,000; Full time

Benefits offered by this job

Competitive salary

Equity

Generous paid time off

Annual learning and development stipend

Job summary

Relativity Space in Long Beach, California is hiring a Staff Flight Software Engineer for the Interplanetary Sciences Program. You will own the design, development, and deployment of critical flight software, enabling autonomous deep-space missions.

The ideal candidate has at least 7 years of experience in embedded systems and strong proficiency in C++. This role offers a competitive salary range of $181,000 — $271,000, along with generous benefits including equity and paid time off.

Qualifications

• 7+ years of experience developing, testing, and delivering embedded or real-time flight software.
• Strong proficiency in C++ and solid understanding of memory management, concurrency, and embedded systems design.
• Experience with RTOS or Linux-based embedded development, software integration, and system-level testing.

Responsibilities

• Design, implement, and test flight software for spacecraft command, control, and autonomy across all mission phases.
• Collaborate with avionics, GNC, propulsion, and mission operations teams to ensure software and hardware integration.
• Develop and execute verification and validation processes to ensure flight safety and mission success.

Skills

C++

Embedded Systems Design

Real-time Flight Software

Memory Management

Problem-Solving

Education

Bachelor’s or Master’s degree in Computer Science, Aerospace Engineering, Electrical Engineering, or related field

Tools

RTOS

Linux-Based Embedded Development

Python

Rust

Job description

Relativity Space in Long Beach, California is hiring a Staff Flight Software Engineer for the Interplanetary Sciences Program. You will own the design, development, and deployment of critical flight software, enabling autonomous deep-space missions.

The ideal candidate has at least 7 years of experience in embedded systems and strong proficiency in C++. This role offers a competitive salary range of $181,000 — $271,000, along with generous benefits including equity and paid time off.