Senior Fluid Systems Engineer jobs in United States
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Relativity Space · 2 days ago

Senior Fluid Systems Engineer

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

Relativity Space is building rockets to meet today's needs and future breakthroughs. The Senior Fluid Systems Engineer will be responsible for the design and analysis of fluid systems for the Terran R vehicles, ensuring reliable and efficient operation while leading projects and collaborating across teams.

3D TechnologyAerospaceArtificial Intelligence (AI)Manufacturing

Responsibilities

Conducting trade studies to produce architectures and designs that satisfy system requirements
Sizing at the system and component level
Conducting fluid and thermal analyses, including system performance prediction and characterization using a variety of analytical methods (1D steady-state, transient, fluid networks, etc.)
Creating tools to enhance our team’s analysis capabilities and streamline workflow
Participating in design and manufacturing reviews
Owning and leading test campaigns to validate system design and performance
Anchoring models with data from test and launch

Qualification

Fluid systems designThermodynamicsFluid dynamicsHeat transferFluid modeling toolsMatlabPythonC++AutonomyCollaborationProblem-solvingFlexibility

Required

Bachelor's degree (Mechanical Engineering or relevant)
5+ years of experience working with fluids systems
Experience applying engineering fundamentals in system design, thermodynamics, fluid dynamics, and heat transfer
Experience with one or more fluid or thermal modeling tools for internal compressible and incompressible analysis
Experience with programming languages such as Matlab, Python, or C++

Preferred

Experience with launch vehicles and spacecraft

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