Senior Fluid Systems Engineer – Space Propulsion Lead

Firefly Aerospace; Town of Texas (WI); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Generous health, dental and vision plans

Parental leave

Educational reimbursement

Short-term disability

Flexible PTO options

Job summary

Firefly Aerospace in Wisconsin is looking for a Principal Propulsion Engineer to lead the design and development of flight fluid systems across their launch vehicles and spacecraft. The role involves collaboration with various teams and overseeing the complete lifecycle of fluid systems from concept through operation.

The ideal candidate will have over 10 years of experience in the field, strong technical skills, and a passion for innovation in space transportation. A generous benefits package is also provided.

Qualifications

• 10+ years of experience in aerospace fluid systems or propulsion.
• Proven ownership of a fluid subsystem through design, build, and test.
• Demonstrated hands-on experience with fluid test hardware.

Responsibilities

• Lead the full lifecycle development of flight fluid systems.
• Define system requirements for propulsion and fluidic subsystems.
• Mentor early-career engineers and provide technical reviews.

Skills

Pressurized systems

Cryogenics

High-pressure gas

Propellant feed design

CAD proficiency

Excellent communication skills

Hands-on experience with hardware

Analytical tools (GFSSP, Python)

In-space propulsion

Hypergolic bi-propellants

Education

Bachelor's degree in Mechanical or Aerospace Engineering

Advanced degree (MS or PhD)

Tools

CAD

P&ID creation

Job description

Firefly Aerospace in Wisconsin is looking for a Principal Propulsion Engineer to lead the design and development of flight fluid systems across their launch vehicles and spacecraft. The role involves collaboration with various teams and overseeing the complete lifecycle of fluid systems from concept through operation.

The ideal candidate will have over 10 years of experience in the field, strong technical skills, and a passion for innovation in space transportation. A generous benefits package is also provided.