Full-Time

Software Engineer I

Factory Platform

Posted on 6/7/2025

Relativity Space

Relativity Space

1,001-5,000 employees

Develops 3D-printed reusable rockets for launches

Compensation Overview

$124k - $158k/yr

+ Equity

Long Beach, CA, USA

In Person

Category
Software Engineering (2)
,
Required Skills
Python
React.js
Go
Requirements
  • 1+ years building production software or strong internship experience
  • Solid React and modern frontend fundamentals
  • Experience with backend development (Python, Go, or similar)
  • Understanding of database concepts and API design
  • CS/Engineering degree or equivalent experience
Responsibilities
  • Build our entire in-house ERP stack from scratch - manufacturing execution systems (MES), production planning engines, and durable workflow orchestration that runs our factory autonomously
  • Design workflow engines that coordinate hundreds of interdependent manufacturing steps
  • Build state machines that handle multi-week production cycles with automatic retry logic, human escalation, and rollback capabilities
  • Write planning algorithms that optimize schedules around material constraints, equipment availability, and test windows
  • Create fully-featured web applications used by technicians, engineers, and operators across the factory - everything from work order management to real-time process monitoring and intervention tools
Desired Qualifications
  • Any exposure to workflow systems, manufacturing software, or distributed systems concepts.

Relativity Space designs and launches rockets that are largely built with 3D-printed parts. Its core product line includes the Terran R, a medium-to-heavy lift rocket designed to be reusable and capable of delivering payloads to LEO and GTO. The company works by using advanced additive manufacturing to print most rocket structures and components in-house, reducing parts, complexity, and production time, and then offers launch services to customers who want to put satellites or other payloads into space. Unlike many peers, Relativity Space relies on a predominantly 3D-printed, vertically integrated approach with its own proprietary designs and manufacturing processes, aiming to streamline production and cut costs. The goal is to make access to space cheaper and more reliable by building a scalable, in-house manufacturing platform and a reusable rocket fleet that can deploy payloads on demand.

Company Size

1,001-5,000

Company Stage

Growth Equity (Venture Capital)

Total Funding

$2.2B

Headquarters

Long Beach, California

Founded

2016

Your Connections

People at Relativity Space who can refer or advise you

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Simplify's Take

What believers are saying

  • SES extended multi-launch agreement for Terran R, securing deployment of new satellites to final orbits by late 2026
  • NASA selected Aeolus Mars mission with Relativity, aligning with public-private model and strengthening government credibility for 2028 launch
  • Schmidt plans space-based data centers competing with SpaceX, potentially unlocking $500M+ AI infrastructure revenue beyond launch services

What critics are saying

  • Terran R maiden flight in late 2026 may fail due to unproven Aeon R cluster, risking 40-60% probability and high impact
  • Missed 2026 launch deadline could cost $2.9B backlog, triggering customer remanifestation to SpaceX or Rocket Lab within 12-18 months
  • Pivot to traditional rockets erodes 3D printing IP, enabling SpaceX to replicate design with lower cost in 18-24 months

What makes Relativity Space unique

  • Relativity pivoted from 3D printing to traditional rockets, losing IP moat but gaining $800M funding under CEO Eric Schmidt
  • Terran R offers 23.5 tons to LEO with 13 Aeon R engines, enabling reusable launch for satellite constellations and Mars missions
  • Vertically integrated platform fuses AI and robotics for simplified supply chain, building rockets in under 60 days with 100x fewer parts

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Benefits

Health, dental & vision coverage

Wellness stipend

401(k)

Equity

11 company holidays

Generous PTO policy

Monthly lunches, game nights, & offsite events

Parental leave

Annual learning stipend

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

4%

2 year growth

0%
Bloomberg L.P.
Dec 19th, 2025
Billionaires Face New Pressure From California Tax Proposals

A candidate for California governor has made taxing the rich a center piece of his campaign.

IndexBox, Inc.
Dec 17th, 2025
Eric Schmidt brings $800M to Relativity Space, pivots from 3D printing to traditional rockets

Relativity Space, the rocket maker founded by Tim Ellis, is abandoning its 3D printing vision and pivoting to traditional rocket manufacturing after burning through over $1 billion. The company has secured nearly $800 million in fresh funding from new CEO Eric Schmidt, the former Google chief who took over earlier this year. Schmidt, whose fortune is estimated at $52 billion, is raising capital at a valuation exceeding $1 billion—down from the company's $4 billion peak in 2021. He has hired hundreds of staff with above-market compensation and plans to use Relativity to establish data centres in space, competing with SpaceX's similar initiative. The shift follows development setbacks that alienated investors. The move comes as commercial space investment surges, though numerous startups including Virgin Orbit have failed.

ExecutiveBiz
Nov 13th, 2025
SES Extends Multi-Launch Agreement With Relativity Space

SES extends multi-launch agreement with Relativity Space. SES and Relativity Space have expanded their multi-year, multi-launch services agreement to launch new SES satellites aboard Relativity's Terran R rocket. What is the new agreement between SES & Relativity about? Under the partnership, Relativity's medium-to-heavy-lift reusable launch vehicle will be used to lift off SES spacecraft to their final orbital positions, the satellite operator said Wednesday, noting that the extended agreement includes previously unannounced SES missions. Terran R will deliver high performance and reliable and cost-effective access to space required for such missions, the company added. The rocket's maiden flight is slated for late 2026, launching from Cape Canaveral, Florida. What did SES & Relativity Space ceos say about the extended agreement? "SES is committed to working with an ecosystem of 'new space' innovators to evolve our network," said SES CEO Adel Al-Saleh. "Deepening our collaboration with Relativity Space and Terran R demonstrates that commitment - pairing reusable, medium to heavy lift capability with SES's multi-orbit vision to deliver more capacity, more quickly, and with greater resilience for years to come." Emphasizing the strategic vision driving the partnership, Eric Schmidt, CEO of Relativity Space, said "broad access to orbit enables the breakthroughs that will shape our future. From global connectivity to scientific discovery, these launches with SES represent part of a larger effort to drive innovation and push the boundaries of the possible."

Ars Technica
May 5th, 2025
Eric Schmidt apparently bought Relativity Space to put data centers in orbit

“Gives you a sense of how big this crisis is.”…

VoxelMatters
Mar 16th, 2025
Retired Google CEO Eric Schmidt becomes CEO of Relativity Space

Eric Schmidt, the former Google CEO, has officially stepped in as the new CEO of Relativity Space.

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