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Fluid Systems Engineer Jobs in Seattle, WA (NOW HIRING)

Fluid Systems Engineer III

Seattle, WA · On-site

$110K - $155K/yr

Bachelor's degree in mechanical engineering, aerospace engineering, or equivalent * 5+ years of professional engineering experience with complex fluid systems or similar * Demonstrated experience ...

Fluid Systems Engineer III

Seattle, WA · On-site

$110K - $155K/yr

Bachelor's degree in mechanical engineering, aerospace engineering, or equivalent * 5+ years of professional engineering experience with complex fluid systems or similar * Demonstrated experience ...

Fluid Systems Engineer II

Seattle, WA · On-site

$99K - $138K/yr

S. degree in mechanical or aerospace engineering * 3+ years of industry experience in detail design / development of aerospace or equivalent-type fluid systems and project management * Strong ...

Fluid Systems Engineer II

Seattle, WA · On-site

$99K - $138K/yr

S. degree in mechanical or aerospace engineering * 3+ years of industry experience in detail design / development of aerospace or equivalent-type fluid systems and project management * Strong ...

System Design Engineer

Bellevue, WA · Remote

$102K - $140K/yr

The ideal candidate has a strong background in thermal-fluid systems, process engineering, and multidisciplinary system integration. Responsibilities * Design nuclear and industrial process systems ...

System Design Engineer

Bellevue, WA · Remote

$102K - $140K/yr

The ideal candidate has a strong background in thermal-fluid systems, process engineering, and multidisciplinary system integration. Responsibilities * Design nuclear and industrial process systems ...

Fluid System Engineer II

Seattle, WA · On-site

$99K - $138K/yr

We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture ... engineering, or related field * Proven experience with spacecraft or launch vehicle fluid system ...

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Showing results 1-20

Fluid Systems Engineer information

See Seattle, WA salary details

$60.9K

$144.8K

$190.1K

How much do fluid systems engineer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for fluid systems engineer in Seattle, WA is $144,774.00, according to ZipRecruiter salary data. Most workers in this role earn between $111,500.00 and $178,700.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the fluid systems engineer position, and why are they important?

To thrive as a Fluid Systems Engineer, a solid background in mechanical or chemical engineering, along with expertise in fluid dynamics and thermodynamics, is essential. Proficiency in using CAD software, simulation tools such as ANSYS Fluent or MATLAB, and familiarity with relevant industry standards or certifications like PE licensure are highly beneficial. Strong analytical thinking, effective communication, and problem-solving abilities enable successful collaboration with multidisciplinary teams and stakeholders. These skills ensure accurate system design, efficient troubleshooting, and safe, reliable operation of fluid systems across various industries.

What does the typical day-to-day work look like for a fluid systems engineer?

A Fluid Systems Engineer’s day often involves designing, analyzing, and optimizing systems that control the flow of liquids and gases, including reviewing project drawings, performing simulations, and conducting calculations to ensure efficiency and safety. You may collaborate closely with project managers, other engineers, and technicians to resolve technical challenges and oversee system installation and testing. Site visits to inspect current systems and attend meetings with clients or production teams are also common. This dynamic role offers variety, blending hands-on problem-solving with technical project management and teamwork across different project phases.

What does a fluid systems engineer do?

A Fluid Systems Engineer designs, analyzes, and maintains systems that control the flow of liquids and gases in various applications, such as aerospace, automotive, and industrial processes. They ensure efficient performance, safety, and regulatory compliance by using simulations, testing, and system optimization. Their work involves selecting appropriate materials, pumps, valves, and piping configurations. Additionally, they collaborate with multidisciplinary teams to integrate fluid systems into larger engineering projects.

What job categories do people searching Fluid Systems Engineer jobs in Seattle, WA look for? The top searched job categories for Fluid Systems Engineer jobs in Seattle, WA are:
Infographic showing various Fluid Systems Engineer job openings in Seattle, WA as of August 2026, with employment types broken down into 97% Full Time, and 3% Contract. Highlights an 91% In-person, 3% Hybrid, and 6% Remote job distribution, with an average salary of $144,774 per year, or $69.6 per hour.

Fluid Systems Engineer III

Blue Origin

Seattle, WA • On-site

$110K - $155K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago


Blue Origin rating

8.7

Company rating: 8.7 out of 10

Based on 91 frontline employees who took The Breakroom Quiz

18th of 72 rated aerospace companies


Job description

Application close date:

Applications will be accepted on an ongoing basis until the requisition is closed.

At Blue Origin, we envision millions of people living and working in space for the benefit of Earth. We're working to develop reusable, safe, and low-cost space vehicles and systems within a culture of safety, collaboration, and inclusion. Join our team of problem solvers as we add new chapters to the history of spaceflight!

Join our Luxembourg team where your expertise directly contributes to humanity's greatest adventure, while maintaining the work-life harmony that makes great engineering possible. Be part of a collaborative, inclusive culture where safety and technical excellence drive every decision as we add new chapters to the history of spaceflight from the heart of Europe.

We are a strong team of collaborators, doers, and problem-solvers who are relentlessly committed to a culture of safety. This position will directly impact the history of space exploration and will require your commitment and detailed attention towards safe and repeatable space flight. Join us in lowering the cost of access to space and enabling Blue Origin's vision of millions of people living and working in space to benefit Earth.

This role supports the development of GS2-4E, a heavy-liftorbital launch vehicle capable ofroutinelycarrying people and payloads to low-Earth orbit, geostationary transfer orbit, cislunar,and beyond.

In this role you will be responsible for leading the design, development, manufacturing and testing of fluid systems for rockets! You will engage in all levels of the design cycle including conceptual design, requirements definition, thermo-fluid modeling, structural layout and analysis, integration, test and mission support. You will use creative thinking and novel manufacturing solutions to solve complex problems with high pressure, cryogenic, and highly stressed hardware.

We are looking for someone to apply their technical expertise, leadership skills, and commitment to quality to positively impact safe human spaceflight. Passion for our mission and vision is required.

Responsibilities:

  • Design fluid component hardware to meet cost, performance and schedule constraints.

  • Design and route complex fluid subsystems (i.e., pressurization, pneumatics, RCS)

  • Create and own the development, acceptance and qualification test activities for your hardware.

  • Work with fluid components (i.e., solenoid valves, pneumatic valves, regulators, pressure vessels and instrumentation)

  • Work closely with other groups to ensure your systems work together, resolving issues at an accelerated pace while managing risk

  • Good project management skills are vital, including supplier management, scheduling, and production interfacing.

  • Work with 3D CAD programs (Creo preferred) and Finite Element Analysis (FEA) programs (ANSYS Preferred)

  • Deliver completed designs using best draft practicing per ASME Y14.5 GD&T standards along with clear and well documented analysis reports

Minimum Qualifications:

  • Bachelor's degree in mechanical engineering, aerospace engineering, or equivalent

  • 5+ years of professional engineering experience with complex fluid systems or similar

  • Demonstrated experience with launch vehicle component design

  • Solid understanding of fluid components such as valves, pressure vessels, flex elements and fittings

  • Knowledge of fabrication, integration processes and quality control relative to tubes/piping and machined components

  • Working knowledge of materials and treatments

  • Experience diagnosing and fixing hardware

Preferred Qualifications:

  • Experience in a rapid and scrappy hardware development environment

  • Experience with cryogenic systems (LOX and LH2)

  • Experience in designing for low cost manufacturing

  • Working knowledge of cryogenic material properties and testing

  • Experience with aircraft, spacecraft, or launch vehicles in the detail design of aerospace or equivalent type fluid systems and components


Base Pay Range for:

CO applicants is $110,938.00 - $155,312.85 WA applicants is $121,023.00 - $169,432.20

Other site ranges may differ


Culture Statement

Don't meet all desired requirements? Studies have shown that some people are less likely to apply to jobs unless they meet every single desired qualification. At Blue Origin, we are dedicated to building an authentic workplace, so if you're excited about this role but your past experience doesn't align perfectly with every desired qualification in the job description, we encourage you to apply anyway. You may be just the right candidate for this or other roles.


Export Control Regulations

Applicants for employment at Blue Origin must be a U.S. citizen or national, U.S. permanent resident (i.e. current Green Card holder), or lawfully admitted into the U.S.as a refugee or granted asylum.


Background Check

  • Required for all positions: Blue's Standard Background Check
  • Required for Certain Job Profiles: Defense Biometric Identification System (DBIDS) background check if at any time the role requires one to be on a military installation
  • Required for Certain Job Profiles: Drivers who operate Commercial Motor Vehicles with a Gross Vehicle Weight (GVW), Gross Vehicle Weight Rating (GVWR) or combination of power unit and trailer that meets or exceeds 10,001 lbs. and/or transports placardable amounts of hazardous materials by ground in any vehicle on a public road while in commerce, may be subject to additional Federal Motor Carrier Safety Regulations including: Driver Qualification Files, Medical Certification (obtained before onboarding), Road Test, Hours of Service, Drug and Alcohol Testing, vehicle inspection requirements, CDL requirements (if applicable) and hazardous materials transportation/shipping training.
  • Required for certain Job Profiles: Ability to obtain and maintain Merchant Mariner Credential, which includes pre-employment and random drug testing as well as DOT physical

Benefits

  • Benefits include: Medical, dental, vision, basic and supplemental life insurance, paid parental leave, short and long-term disability, 401(k) with a company match of up to 5%, and an Education Support Program.
  • Stock Options for all regular employees (working at least 20 hours/week)
  • Paid Time Off: Up to four (4) weeks per year based on weekly scheduled hours, and up to 14 company-paid holidays.
  • Dependent on role type and job level, employees may be eligible for benefits and bonuses based on the company's intent to reward individual contributions and enable them to share in the company's results, or other factors at the company's sole discretion. Bonus amounts and eligibility are not guaranteed and subject to change and cancellation. Please check with your recruiter for more details.

Equal Employment Opportunity

Blue Origin is proud to be an Equal Opportunity/Affirmative Action Employer and is committed to attracting, retaining, and developing a highly qualified and dedicated work force. Blue Origin hires and promotes people on the basis of their qualifications, performance, and abilities. We support the establishment and maintenance of a workplace that fosters trust, equality, and teamwork. We provide all qualified applicants for employment and employees with equal opportunities for hire, promotion, and other terms and conditions of employment, regardless of their race, color, religion, sex, sexual orientation, gender identity, national origin/ethnicity, age, physical or mental disability, genetic factors, military/veteran status, or any other status or characteristic protected by federal, state, and/or local law. Blue Origin will consider for employment qualified applicants with criminal histories in a manner consistent with applicable federal, state, and local laws, including the Washington Fair Chance Act, the California Fair Chance Act, the Los Angeles Fair Chance in Hiring Ordinance, and other applicable laws. For more information on "Know Your Rights," please see here.


Affirmative Action and Disability Accommodation

Applicants wishing to receive information on Blue Origin's Affirmative Action Plans, or applicants requiring a reasonable accommodation in order to participate in the application and/or interview process, please contact us atEEOCompliance@blueorigin.com. Please note this is a publicly managed inbox. Please do not include any personal medical information in your request.



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About Blue Origin

Sourced by ZipRecruiter

Blue Origin is a private aerospace manufacturing and suborbital spaceflight services company based in Kent, Washington, USA. Established in 2000 by Amazon founder Jeff Bezos, the company operates in the cutting-edge aerospace industry aiming to build a future where millions of people can live and work in space. They develop a variety of technologies, with a focus on reusable rocket systems which significantly reduce the cost of space travel. Blue Origin's core mission is to make this vision come to life by incrementally building on its successes with an ultimate vision of dramatic cost reduction and increased reliance on reusable spacecraft.

Industry

Space research administration

Company size

1,001 - 5,000 Employees

Headquarters location

Kent, WA, US

Year founded

2000