Senior Flight Software Engineer

Posted 4 Days Ago
Easy Apply
Long Beach, CA
165K-211K Annually
Senior level
3D Printing • Aerospace • Hardware • Robotics • Software
We are building the future of aerospace.
The Role
As a Senior Flight Software Engineer, you will develop flight software through requirements gathering, architecture definition, and integration. You'll integrate complex algorithms with vehicle sensor data and ensure software performance. Key responsibilities include writing documentation, creating automated tests, and supporting testing infrastructure, while mentoring junior engineers.
Summary Generated by Built In

At Relativity Space, we have two audacious goals: to build the next great commercial launch company with Terran R and to become America's leading force in additive manufacturing innovation. Both contribute to our long-term vision of creating humanity’s industrial base on Mars, paving the way for interplanetary life to expand the possibilities of the human experience. This journey begins right here on Earth – where we design, build, and fly rockets to deliver customer payloads to orbit. Terran R, our medium-to-heavy lift reusable rocket, fulfills the growing demand for launch capacity, thanks to our iterative approach that accelerates design, testing, and development while minimizing costs. While our groundbreaking research and development in 3D printing pushes the boundaries of large-scale additive manufacturing.

Your journey with us is more than just a job – it’s an opportunity to shape the future of aerospace technology, additive manufacturing, and the human experience alongside a community of passionate, creative individuals. Join us on this extraordinary journey, as we work together to transform our vision into reality.

About the Team:  

The Integrated Software team is responsible for developing a wide array of software across the entire company. This includes controlling the rocket from launch pad to orbit, providing real-time control systems for engine testing, structures testing, and launch facilities, and lastly (but certainly not least) creating our factory of the future with our proprietary 3D printing technology. This team is at the forefront of driving Relativity Space towards our mission of a multiplanetary future, from changing how we manufacture rockets to how we fly them.

About the Role: 

As a Senior Flight Software Engineer, you will have a major role in the full life cycle of Flight Software from gathering requirements, defining architecture, development, integration to the commissioning and support of test and launch operations. You'll work closely with GNC engineers to integrate complex algorithms for vehicle ascent and re-entry, descent and landing, and closely with Embedded Software Engineers and Avionics to integrate vehicle sensor data such as GPS, IMU, Radar, and to control vehicle equipment such as valves, thrust vector controls, and landing grid fins.

  • Write concise documentation such as Concept of Operations, Interface Control Documents, and Software Design Documents.
  • Architect and deliver core flight software with a strong focus on meeting system and performance requirements such as latency, allowed jitter, and control frequency.
  • Develop telemetry system that prioritizes, filters, stores and forwards, and encodes/decodes telemetry to RF format, and routes that data through ground stations and to data centers.
  • Support the development and integration of testing infrastructure such as HITL (Hardware-In-The-Loop) and HOOTL (Hardware-Out-Of-The-Loop) and physics and fluid sims.
  • Build automated unit, integration and system level tests in CI/CD.
  • Focus on maximizing the team's velocity by defining processes, best practices, integrating modern tools and technologies, and mentoring junior engineers.

About You:  

  • An undergraduate or graduate degree in a relevant engineering discipline (Electrical Engineering, Computer Engineering, Computer Science, Aerospace Engineering) with 5+ years experience of production development experience.
  • Deep professional experience and technical expertise delivering production-level and real time embedded software.
  • Expert in Rust, C++, and/or other system languages, as well as algorithms and data structures.
  • Expert in Linux Operating System concepts such as memory management, CPU shielding, scheduling, etc.
  • Expert in networking concepts such as TCP/IP, UDP.
  • Experience with software development processes including: source control, bug tracking, and CI/CD.

Nice to haves, but Not Required:  

  • Experience with developing software to a safety standard and achieving formal certification with a governing body (e.g. NASA, FAA, FDA, etc.).
  • Familiarity with performing Hazard Analysis, FMEA (Failure Mode and Effect Analysis) and Root Cause Analysis, and familiarity with FDIR (Fault Detection Isolation, Recovery) concepts.
  • Experience with developing fault and failure tolerant system and knowledge of voting and internal state synchronization.
  • Experience with systems-level programming like synchronization primitives, memory management, etc.
  • Experience with different inter-process communication methods.
  • Experience with message passing protocol such as flatbuffer or protobuf.

At Relativity Space, we are committed to transparency and fairness in our compensation practices. Actual compensation will be determined based on experience, qualifications, and other job-related factors.
Compensation is only one part of our total rewards package. Relativity Space offers competitive salary and equity, a generous PTO and sick leave policy, parental leave, an annual learning and development stipend, and more! To see some of the benefits & perks we offer, please visit here.

Hiring Range:

$165,000$211,000 USD

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Top Skills

C++
Rust

What the Team is Saying

Ashley
Tim
Vlad
The Company
HQ: Long Beach, CA
1,200 Employees
Hybrid Workplace
Year Founded: 2016

What We Do

A rocket company at the core, Relativity Space is on a mission to become the next great commercial launch company. Terran R, our medium-to-heavy lift reusable launch vehicle, will reliably deliver payloads to orbit on-time and on-budget for customers – meeting the needs of growing demand for space infrastructure. Leveraging the benefits of additive manufacturing to design, test, and iterate at a pace unmatched in the industry, we are changing the way rockets are built and flown.

Our long-term goal is to create humanity’s industrial base on Mars, paving the way for interplanetary life to fundamentally expand the possibilities of the human experience. The first step toward this vision starts here on Earth, by building the next great commercial launch company.

Why Work With Us

For 60 years, aerospace manufacturing has relied on fixed tooling and complex supply chains to slowly build rockets comprised of hundreds of thousands of parts. Leveraging advances in additive manufacturing, Relativity Space is strategically focused on reducing vehicle complexity, cost, and time to market.

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Relativity Space Teams

Team
Launching the Future of Humanity in Space
About our Teams

Relativity Space Offices

Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Given the dynamic nature and diversity of roles at Relativity Space, there is no one-size-fits-all approach for how every team works best.

Typical time on-site: Flexible
HQLong Beach, CA
Cape Canaveral, FL
Center, MS
Kent, WA
Washington, DC
Learn more

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