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Fluid Systems Engineer II, Neutron

Rocket Lab

Rocket Lab

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Software Engineering
Long Beach, CA, USA
Posted on Thursday, April 27, 2023

About The Role

Rocket Lab is a vertically integrated provider of small launch services, satellites, and spacecraft components. Our mission is to open access to space to improve life on Earth. Our team is over 1,500 people strong and we’re adding to it every week. Collaboration is at our core – every idea is heard, and everyone makes a difference. Teams are nimble, decisions are made quickly, and we are action oriented.


Neutron is a medium lift launch vehicle capable of delivering the mega constellations of tomorrow, high assurance payloads, and human spaceflight. As a highly reusable launch platform, Neutron will deliver a highly cost-effective and reliable launch solution leveraging Rocket Lab’s proven execution history with the Electron program. If you’re interested in joining a high performing team, pushing the boundaries with a clean sheet development of re-usable liquid launch vehicle, this is your opportunity!

Fluid Systems Engineer

Based out of Rocket Lab's headquarters in Long Beach, CA the Fluid Systems Engineer is responsible for critical Neutron vehicle & facility fluid systems from conceptual design through build and launch. You will work in the Fluid System team and deliver functional vehicle and ground systems required to operate Neutron.


  • Design critical Neutron vehicle & facility fluid systems
  • Perform trade studies and sizing – using hand-calcs, analytical models or test data – to define key elements of system architecture
  • Coordinate with vendors, manufacturing teams, and facilities groups to purchase and fabricate key subsystems
  • Plan and run critical system tests

YOU’LL BRING THESE QUALIFICATIONS: Note: Candidate must meet every qualification in order to be considered

  • Bachelor’s degree in mechanical engineering, aerospace engineering or related fields
  • 2+ years' experience designing, building and operating complex fluid systems (e.g., aircraft hydraulics, oil & gas processing facilities, aerospace test & launch sites, rocket fluid systems)
  • Knowledge of fundamentals in fluid dynamics and thermodynamics


  • 5+ years experience designing and operating complex fluid systems for liquid bipropellant launch vehicles
  • Ability to predict complex fluid system behavior through application of engineering fundamentals
  • Experience with oxygen & methane systems
  • Advanced degree in a fluid mechanics-heavy field
The expected salary range for the position is displayed in accordance with the California Equal Pay for Equal Work Act. Final agreed upon compensation is based upon individual qualifications and experience.

In addition to base salary, Rocket Lab offers a comprehensive total compensation offer package based on individual qualifications and experience, including company stock. Employees will also be eligible for medical, dental, vision coverage, 401(k) retirement plan options, and to purchase discounted stock through Rocket Lab's Employee Stock Purchase Program.
Base Pay Range (CA Only)
$114,500$123,000 USD

Important information:


To conform to U.S. Government space technology export regulations, applicant must be a U.S. citizen as defined by ITAR (22 CFR §120.15) or eligible to obtain the required authorizations fromthe U.S Department of State.

Rocket Lab provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment at Rocket Lab, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.


For security reasons background checks will be undertaken prior to any employment offers being made to an applicant. These checks will include nationality checks as it is a requirement of this position that you be eligible to access equipment and data regulated by the United States' International Traffic in Arms Regulations.

Under these Regulations, you may be ineligible for this role if you do not hold citizenship of Australia, Japan, New Zealand, Switzerland, the European Union or a country that is part of NATO, or if you hold ineligible dual citizenship or nationality. For more information on these Regulations, click here ITAR Regulations.

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