Senior Mechanical Engineer, Stage Propulsion jobs in United States
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Relativity Space · 3 hours ago

Senior Mechanical Engineer, Stage Propulsion

positionLong Beach, California
timeFull-time
remoteOnsite
senioritySenior Level
money$142K/yr - $182K/yr
date5+ years exp

Relativity Space is building rockets to meet today's launch capacity needs and future breakthroughs. The Senior Mechanical Engineer will be responsible for the mechanical and structural implementation of stage fluid systems for the Terran R launch vehicle, ensuring reliable and efficient operations.

3D TechnologyAerospaceArtificial Intelligence (AI)Manufacturing

Responsibilities

Fluids routing and design trade studies
Fluids hardware mounting structure design
Fluid system hardware mechanical verification analysis including both hand calcs and FEA
Structural design of mounting hardware for various fluid system component and routing
Incorporate 3D printing methods and in fluid system mechanical design
Design for Manufacturing (DFM) and Design for Assembly (DFA)

Qualification

Mechanical designFluid system componentsFEA toolsCommercial CAD packageGD&TProject ownershipManufacturing experience

Required

Bachelor's degree in mechanical or an equivalent engineering discipline
5+ years mechanical design experience
Experience with a commercial CAD package (NX, CREO, Solidworks)
Experience with GD&T
Project ownership experience
Manufacturing experience or experience interacting with vendors
Experience with fluid system components (fittings, seals, valves, regulators, etc.) and system testing
Experience with FEA tools to analyze structural margins

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