Mechanical Engineer II - Propulsion/Design
Madison, WI 
Posted 30 days ago
Job Description
Do you enjoy designing and developing innovative solutions to solve tough problems? Join the Sierra Space propulsion team in Madison, WI to deliver technological solutions in a rapid and agile production environment.

The Mechanical engineers in the propulsion division research, design, develop, test, certify, deploy and improve cutting edge propulsion technologies in space exploration systems. You'll conceptualize and deliver complex mechanical structures and systems and your technical duties include the design and development of new products and processes throughout the product lifecycle.

SNC's subsidiary, Sierra Space, based in Louisville, Colorado with operations in Madison, Wisconsin and Durham, North Carolina, designs and manufactures advanced spacecraft, satellites, propulsion and environmental systems, spacecraft subsystems and components for the U.S. government (including NASA), commercial customers and international organizations.

This Mechanical Engineer II role is located in Madison, WI and will support the Propulsion Division of Sierra Space. This role will be involved in the development of propulsion systems, primarily liquid-based but may include opportunities to work on hybrid and electric propulsion systems. The work will include the maturation of hardware, such as combustion devices, valves, turbomachinery, and more. New hires will be given opportunities to work on a diverse suite of tasks in order to create, produce and refine hardware. Strong communication skills are required, as this role will work closely with a small team and convey information to a broader, larger program. New hires can expect to make a direct impact in the development of propulsion systems, and can be part of the maturation process from initial concept up to qualification.


  • Bachelor's of Sciencedegree in Mechanical Engineering or related Engineering discipline and typically 3 or more years of relevant experience

  • Practical Knowledge of engineering principles and practices

  • Experience with Computer Aided Engineering tools

  • Familiarityworking in multi-disciplinary designand development teams

  • Ready to work with a small team in development of rocket hardware

  • Must be able to work in a highly collaborative, fast paced environment with emphasizes in rapid prototyping, testing, and fielding of capabilities

  • Ability to manage outside vendors


  • Experience applying and interpreting Geometric Dimensioning and Tolerancing (GD&T) per ASME Y14.5

  • Understandingof Engineering Simulation such as Finite Element structural Analysis (FEA), Computational Fluid Dynamics (CFD) and Thermal Analysis

  • Backgroundin the Aerospace and Defense Industry

  • Knowledge of industry-standard mechanical design principles, to include, but not limited to parametric design, model-based definition, material hardware selection, manufacturing, and production processes

  • The ability to obtain and maintain a Security Clearance may be required.


To conform to U.S. Government international trade regulations, applicant 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 or U.S. Department of Commerce.

With 30+ years of proven spaceflight heritage, Sierra Space has provided more than 4,000 space systems, subsystems and components to customers worldwide, and participated in more than 500 missions to space, including to Mars. The company has technology in production and in development to enable space habitats for short- and long-duration space travel, a fleet of Dream Chaser spaceplanes, and the first free-flying commercial space station. Please visit to learn more about Sierra Space, its business areas, capabilities, programs, products and services.

Sierra Space offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 8%, life insurance, 3 weeks paid time off, tuition reimbursement, and .

In accordance with the Executive Order on ensuring adequate COVID Safety Protocols for Federal Contractors, Sierra Space is complying with the requirements that all employees and contractors be vaccinated. As a condition of employment with Sierra Space, you are required to provide proof that you are fully vaccinated for COVID-19 or have a valid exemption under the law.

At Sierra Space, our mission is to dream, innovate, inspire and empower the next generation to transform humanity through technology and imagination. As an Equal Opportunity Employer, we welcome our employees to bring their whole selves to their work. Sierra Space is committed to fostering an inclusive, accepting, and diverse environment free of discrimination on the basis of race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. Contributions to Sierra Space come in many shapes and styles, and we believe diversity in our workforce fosters new and greater ways to dream, innovate, and inspire.


Job Summary
Start Date
As soon as possible
Employment Term and Type
Regular, Full Time
Required Education
Bachelor's Degree
Required Experience
3+ years
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