Flight Software Responsible Engineer, Interplanetary Program jobs in United States
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Relativity Space · 3 hours ago

Flight Software Responsible Engineer, Interplanetary Program

positionLong Beach, CA
timeFull-time
remoteOnsite
senioritySenior Level
money$165K/yr - $211K/yr
date5+ years exp

Relativity Space is building rockets to meet today's needs and future breakthroughs. As a Flight Software Responsible Engineer, you will own the design and development of flight-critical software for autonomous deep-space missions, ensuring seamless integration with spacecraft systems.

3D TechnologyAerospaceArtificial Intelligence (AI)Manufacturing

Responsibilities

Design, implement, and test flight software for spacecraft command, control, and autonomy across all mission phases
Own full lifecycle software development: requirements capture, architecture, design, implementation, integration, test, and flight operations support
Collaborate with avionics, GNC, propulsion, and mission operations teams to ensure seamless integration between software and spacecraft hardware
Develop and execute verification and validation (V&V) processes to ensure flight safety, reliability, and mission success
Support on-vehicle and hardware-in-the-loop (HIL) testing, debugging, and mission simulations

Qualification

Embedded software developmentC++ proficiencyRTOSLinux experienceVerificationValidationSystem-level testingProblem-solving skillsCollaboration skillsAdaptability

Required

Bachelor's or Master's degree in Computer Science, Aerospace Engineering, Electrical Engineering, or a related technical field
5+ 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
Proven ability to scope open-ended problems, execute autonomously, and deliver high-quality, flight-ready software
Ability to work effectively in a collaborative, fast-paced team environment, demonstrating adaptability and problem-solving skills

Preferred

Experience developing software for spaceflight, launch vehicles, or planetary spacecraft
Familiarity with deep-space communication protocols and autonomy frameworks
Experience with Python or Rust for tooling, testing, or simulation support
Background in hardware-in-the-loop testing, embedded networking, or fault-tolerant system design
Knowledge of NASA or other aerospace software development and verification standards, applied in a modern new-space context

Benefits

Competitive salary and equity
Generous PTO and sick leave policy
Parental leave
Annual learning and development stipend

Company

Relativity Space

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Relativity Space is an aerospace company that designs, develops, and builds 3D printed rockets.
dateFounded in 2015
location
Long Beach, California, USA
people-size1001-5000 employees
web-link
http://relativityspace.com

Funding

Current Stage
Late Stage
Total Funding
$1.36B
Key Investors
FidelityTiger Global ManagementPlayground Global
2023-11-15Series F· $20M
2022-02-03Secondary Market
2021-06-08Series E· $650M

Leadership Team

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Eric Schmidt
Chair and CEO
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David Giger
VP of Engineering
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Recent News

Research & Development World
Advanced manufacturing and process innovation: When the whole plant becomes the machine
2025-12-24
TechAfrica News
SES and Relativity Space Collaborate to Accelerate Global Satellite Connectivity
2025-11-14
Business Insider
Eric Schmidt said he worries that most governments will use Chinese AI models
2025-11-12
Company data provided by crunchbase