Firefly Aerospace · 4 days ago
Mechanisms Engineer II (Spacecraft Structures)
Cedar Park, TX
Full-time
Onsite
Entry, Mid Level
2+ years expFirefly Aerospace is an end-to-end space transportation company focused on enabling launches and operations in space. They are seeking an experienced mechanical engineer to develop mechanical separation and interfacing systems throughout the product life cycle, involving analysis, design, fabrication, and testing.
AerospaceAir TransportationSatellite Communication
No H1B
U.S. Citizen Only
Responsibilities
Participate in entire hardware lifecycle for a variety of moving mechanical assemblies and structures
Develop and scrub requirements
Support configuration development and trade studies
Conceptual design/analysis
Perform first-order strength and sizing calculations for your responsible mechanisms
Generate CAD, manufacturing drawings, specifications, and other documentation
Production Implementation
Hardware development and qualification test definition
Demonstrate compliance with NASA, Space Force, or other relevant launch jurisdiction standards
Collaborate with team to develop and improve processes related to above responsibilities
Qualification
Required
B.S. degree in aerospace or mechanical and 2+ years' demonstrated professional experience in aerospace or related mechanical engineering field
Strong design and integration skills using 3-D CAD software (Siemens NX preferable)
Ability to effectively work in a multi-discipline team and provide technical guidance and insight
Experience with industry FEA/FEM tools like Nastran, ANSYS, FEMAP, etc
Experience designing and analyzing composite and metallic structure
Good understanding of first principles from variety of engineering disciplines (mechanical, structural dynamics, materials, fluids/thermodynamics, electrical)
Drive for independent learning
Preferred
M.S. degree in aerospace or mechanical engineering and/or 5+ years of relevant experience
Working knowledge of composite manufacturing methods, material selection, and testing
Experience developing physical tests to validate analysis and evaluate assumptions
Familiarity with aerospace standard structural analysis methods (Bruhn, Niu, Roark, Shigley's, etc)
Previous experience in launch vehicle or spacecraft mechanisms
Working knowledge of at least one computer/scripting language at the professional or hobbyist level
Benefits
Generous health, dental and vision plans with low plan deductibles
Parental leave
Educational reimbursement
Short term disability
Flexible PTO options
Company
Firefly Aerospace
Firefly Aerospace is a space company that develops and operates launch vehicles, lunar landers, and orbital vehicles for commercial mission.
501-1000 employees
Funding
Current Stage
Public CompanyTotal Funding
$796.56MKey Investors
Northrop GrummanRPM VenturesAE Industrial Partners
2025-08-07IPO
2025-05-29Corporate Round· $50M
2024-11-12Series D· $175M
Leadership Team
Jason Kim
Chief Executive Officer
Eric Salwan
Co-Founder
Recent News
2026-01-19
Company data provided by crunchbase