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Fluids Engineer Jobs in Wisconsin (NOW HIRING)

WI · On-site

Engineers tackle complex challenges throughout the project life cycle, from design and analysis to ... Perform flight operations as a primary operator for fluids and propulsion systems * Own and execute ...

* Engineer, develop, and prove out product concepts and designs. * Design and analyze hydraulic ... fluids required for the test, function, and performance evaluation of products. Other ...

WI · On-site

Degree in an engineering discipline or physics * 1+ years of mechanical or fluids design, analysis, or build experience via project team, research, internships, and/or professional experience ...

... fluids. * Create capacity calculations, layouts, and continuous improvement concepts for facility ... Coordinate with contractors, suppliers, and other engineering disciplines for specialized facility ...

... fluids. * Create capacity calculations, layouts, and continuous improvement concepts for facility ... Coordinate with contractors, suppliers, and other engineering disciplines for specialized facility ...

... fluids. * Create capacity calculations, layouts, and continuous improvement concepts for facility ... Coordinate with contractors, suppliers, and other engineering disciplines for specialized facility ...

... fluids. * Create capacity calculations, layouts, and continuous improvement concepts for facility ... Coordinate with contractors, suppliers, and other engineering disciplines for specialized facility ...

... fluids. * Create capacity calculations, layouts, and continuous improvement concepts for facility ... Coordinate with contractors, suppliers, and other engineering disciplines for specialized facility ...

WI · On-site

NEW GRADUATE ENGINEER, LAUNCH & TEST (STARSHIP) SpaceX is building the infrastructure to make ... Perform structural, thermal, and fluids analysis to evaluate and optimize hardware designs

... fluids. * Create capacity calculations, layouts, and continuous improvement concepts for facility ... Coordinate with contractors, suppliers, and other engineering disciplines for specialized facility ...

WI · On-site

PROCESS ENGINEER (STARSHIP) As a Process Engineer with a focus on Starship build reliability, you ... fluids. * Define and document inspection requirements and procedures. * Create training for ...

WI · On-site

$120K - $170K/yr

Senior Mechanical Engineer - (FSME082826.1)Posting/External Job TitleSenior Mechanical Engineer ... fluids/thermodynamics, electrical) and structural failure modes of complex mechanical systems.

WI · On-site

Bachelor's degree in electrical, mechanical, aerospace, or manufacturing engineering * 1+ years of experience in design, manufacturing, and/or production of mechanical, electrical, or fluids systems ...

WI · On-site

$63K - $86K/yr

Plant Operations Engineer II will apply expertise to support or daily projects and ensure quality ... Must use standard precautions due to threat of exposure to blood and bodily fluids.Needs ability to ...

WI · On-site

Good understanding of first principles from variety of engineering disciplines (mechanical, structural dynamics, materials, fluids/thermodynamics, electrical) * Drive for independent learning. * M.S ...

WI · On-site

$65K - $85K/yr

The Firefly Quality Engineer is responsible for the development and maintenance of processes ... fluids, avionics, structural). Develop and maintain equipment, training, and standard work ...

Showing results 21-40

Fluids Engineer information

See Wisconsin salary details

$24.2K

$109K

$173.6K

How much do fluids engineer jobs pay per year?

As of Sep 10, 2026, the average yearly pay for fluids engineer in Wisconsin is $108,966.00, according to ZipRecruiter salary data. Most workers in this role earn between $84,300.00 and $134,700.00 per year, depending on experience, location, and employer.

What is a fluids engineer?

Fluids Engineers are professionals who specialize in the study and application of fluid mechanics, which involves the behavior of liquids and gases. They design, analyze, and optimize systems where fluids play a critical role, such as pipelines, pumps, turbines, and hydraulic systems. Fluids Engineers work in various industries, including oil and gas, aerospace, automotive, and manufacturing, to ensure efficient and safe transport and control of fluids. Their work often involves simulation, modeling, and testing to solve complex engineering challenges.

What are the key skills and qualifications needed to thrive as a fluids engineer, and why are they important?

To thrive as a Fluids Engineer, you need a solid background in fluid mechanics, thermodynamics, and mathematics, typically supported by a degree in mechanical, chemical, or petroleum engineering. Familiarity with simulation software like ANSYS Fluent or COMSOL, as well as relevant industry certifications, is often required. Strong analytical thinking, problem-solving abilities, and effective communication skills help Fluids Engineers excel in collaborative and technically challenging environments. These skills are vital for accurately modeling fluid behavior, ensuring system safety, and delivering efficient engineering solutions.

What are some common challenges faced by fluids engineers in cross-disciplinary project teams?

Fluids Engineers often work alongside mechanical, civil, and chemical engineers, which can present challenges in aligning diverse technical perspectives and priorities. Effective communication is essential, as each discipline may use different terminology or have unique design constraints. Additionally, balancing project timelines and integrating fluid dynamics solutions with broader system requirements can require adaptability and proactive problem-solving. Building strong collaborative relationships and staying open to feedback are key strategies for overcoming these challenges.

What is the difference between Fluids Engineer vs Mechanical Engineer?

AspectFluids EngineerMechanical Engineer
Required CredentialsBachelor's in Mechanical, Aerospace, or Civil Engineering; specialization in fluid dynamicsBachelor's in Mechanical Engineering; broad engineering fundamentals
Work EnvironmentResearch labs, aerospace, energy, and fluid systems industriesManufacturing, automotive, aerospace, and product design
Industry UsageFocus on fluid behavior, flow analysis, and hydraulicsDesign and analyze mechanical systems, including thermal and structural components

Fluids Engineers specialize in fluid dynamics, working primarily on fluid systems and flow analysis, often within aerospace, energy, or research sectors. Mechanical Engineers have a broader scope, covering various mechanical systems, including thermal, structural, and fluid components. Both roles require strong engineering fundamentals, but Fluids Engineers focus more on fluid-specific applications.

What are popular job titles related to Fluids Engineer jobs in Wisconsin?

For Fluids Engineer jobs in Wisconsin, the most frequently searched job titles are:

What job categories do people searching Fluids Engineer jobs in Wisconsin look for?

The top searched job categories for Fluids Engineer jobs in Wisconsin are:

What cities in Wisconsin are hiring for Fluids Engineer jobs?

Cities in Wisconsin with the most Fluids Engineer job openings:

Infographic showing various Fluids Engineer job openings in Wisconsin as of August 2026, with employment types broken down into 93% Full Time, 4% Part Time, and 3% Contract. Highlights an 85% Physical, 6% Hybrid, and 9% Remote job distribution, with an average salary of $108,966 per year, or $52.4 per hour.

Propulsion Engineer II - Spacecraft Engine Team

WI • On-site

Other

Medical, Dental, Vision, PTO

Posted 23 days ago


Key responsibilities

  • Serve as Responsible Engineer for in-space propulsion hardware including main and attitude control engines, valves, and propellant tanks.

  • Develop new and innovative design concepts for propulsion integration and operations that reduce complexity and maximize reliability within budget.

  • Own and execute development, qualification, and acceptance testing of flight hardware.


Firefly Aerospace rating

6.9

Company rating: 6.9 out of 10

Based on 11 frontline employees who took The Breakroom Quiz


Job description

Career Opportunities with Firefly Aerospace Come be a part of the 21 st Century Space Race! Careers At Firefly Aerospace

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Firefly Aerospace is a space and defense technology company on a mission to reliably and repeatedly launch, land, and operate space systems from Earth to the Moon and beyond. As the partner of choice for critical space missions, Firefly is the first commercial company to launch a satellite to orbit with 24-hour notice and the first company to achieve a successful Moon landing. Headquartered in north Austin, Texas, Firefly is looking for passionate, hardworking innovators to join our team and help fuel our successful trajectory into space.

About the Role

The position of Propulsion Engineer within the Spectre Engine team at Firefly involves leveraging creativity, ingenuity, and experience to develop hypergol engines for our Blue Ghost program. Engineers tackle complex challenges throughout the project life cycle, from design and analysis to manufacturing, testing, and operational support. Collaborating closely with other product groups, such as structures, fluid systems, and avionics, Propulsion Engineers take ownership of projects and make critical decisions. Successful candidates will demonstrate a passion for solving challenging problems, the ability to synthesize information, and a determination to create leading-edge propulsion systems in a dynamic, fast-paced environment.

Responsibilities
  • Serve as Responsible Engineer for in-space propulsion hardware including main and attitude control engines, valves, and propellant tanks.
  • Develop new and innovative design concepts for propulsion integration and operations that reduce complexity and maximize reliability within budget
  • Assist in the development of manufacturing, integration, and test processes, including work instructions, test procedures, development testing, and initial build support
  • Act as the primary point of contact for design, analysis, and operations of spacecraft fluid systems
  • Perform flight operations as a primary operator for fluids and propulsion systems
  • Own and execute development, qualification, and acceptance testing of flight hardware
  • Execute design for manufacturability changes to enhance production efficiency and vehicle reliability
  • Identify system risks and conduct corresponding trade studies to ensure successful vehicle operation
  • Drive development of automation and test data analysis tools
Qualifications Required
  • BS in Aerospace Engineering or related engineering discipline.
  • 3+ years of experience working on a spacecraft engine or spacecraft fluid systems
  • Strong engineering fundamentals in fluids, thermodynamics, and mechanics
  • Experience in Siemens NX or equivalent CAD program
  • Comprehension of design fundamentals including tolerancing, ASME Standards, ASTM, and GD&T
  • Ability to effectively work in a multi-discipline team and provide technical guidance and insight.
Desired Qualifications
  • Master’s Degree in Mechanical, Aerospace, or related engineering discipline.
  • 5+ years of progressive experience in related engineering discipline
  • Experience with storable liquid propulsion (NTO/MMH, Hydrazine)
  • Experience leading technical reviews (design & analysis) or investigations (risk, anomaly, or trade studies)
  • Hands-on experience with integrating test articles and sub-assemblies for test or production
  • Prior experience working with data acquisition systems and test instrumentation including pressure transducers, thermocouples, resistance temperature detectors, flow meters, load cells, and accelerometers
  • Experience with end to end ownership of technical projects from conception to delivery
  • Strong interpersonal and organizational skills

Firefly offers outstanding benefits for our employees, including generous health, dental and vision plans with low plan deductibles, parental leave, educational reimbursement, short term disability, and flexible PTO options.

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.

Firefly Aerospace, Inc. is an Equal Opportunity Employer; employment with Firefly is governed based on merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.

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