Firefly Aerospace
Mechanical Engineer II
Cedar Park, TX · Full-time · Posted Oct 21, 2026
- Experience
- 3+ years designing electronics packaging and electro-mechanical assemblies (internships, professional industry experience, or academia); 3+ years of 3D CAD design and drafting.
- Education
- Bachelor of Science in mechanical engineering, aerospace engineering, or related field.
- Visa sponsorship
- 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 required authorizations from the U.S. Department of State.
About the job
Designs and analyzes ruggedized electronics packaging, electro-mechanical assemblies, and related test hardware for launch vehicles and spacecraft, and supports their integration and environmental testing.
What you'll do
- Design electronics enclosures, structural components, electro-mechanical assemblies, test fixtures, and ground support hardware.
- Perform thermal, modal, and vibration analyses and support vibration, shock, and thermal testing.
- Create CAD designs, drawings, and technical documentation; coordinate mechanical requirements with the PCB design team.
What they ask for
- Bachelor of Science in mechanical engineering, aerospace engineering, or a related field.
- 3+ years of engineering experience designing electronics packaging and electro-mechanical assemblies, including internships, professional industry experience, or academia.
- 3+ years of 3D CAD design and drafting experience.
Nice to have
- Hands-on experience designing and integrating electronics packaging; experience with multi-layer PCBA enclosure design.
- Proficiency with NX or similar CAD software and analysis tools such as ANSYS; experience with environmental testing, manufacturing, or GD&T.
Tools
NX, ANSYS, GD&T
Model-written summary · the original posting is authoritative