
Mechanical Engineer, Spacecraft Mechanisms
Real job — pulled straight from Firefly Aerospace’s careers page · Verified June 27, 2026 · No reposts.
Job description
Firefly Aerospace is hiring a Mechanical Engineer, Spacecraft Mechanisms — a full-time, based in Cedar Park, TX role. Apply directly on Firefly Aerospace's careers page below.
ABOUT FIREFLY AEROSPACE
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.
SUMMARY
Firefly is looking for a hungry mechanical engineer to develop our state-of-the-art mechanical separation and interfacing systems throughout the product life cycle. You will be part of a highly skilled, dynamic team that will involve you in all aspects of analysis, design, fabrication, and testing. Excellent collaboration and communication skills, along with a positive attitude are critical.
RESPONSIBILITIES
- Formulate the comprehensive cradle to grave Road Map for your hardware - owning conceptual design, structural layout, sizing analysis, hardware production, and structural testing 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.
QUALIFICATIONS
Required
- B.S. degree in aerospace or mechanical and 3+ 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.
Desired
- M.S. degree in aerospace or mechanical engineering and/or 3+ 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.
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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Frequently asked questions
What skills are required for Mechanical Engineer, Spacecraft Mechanisms at Firefly Aerospace?
The required skills for Mechanical Engineer, Spacecraft Mechanisms at Firefly Aerospace include: Mechanical Engineering, ANSYS, Python.
What is the seniority level for Mechanical Engineer, Spacecraft Mechanisms at Firefly Aerospace?
Mechanical Engineer, Spacecraft Mechanisms at Firefly Aerospace is a Mid Level level position.
How do I apply for Mechanical Engineer, Spacecraft Mechanisms at Firefly Aerospace?
You can view the full description and apply for Mechanical Engineer, Spacecraft Mechanisms at Firefly Aerospace on EchoJobs: https://echojobs.io/job/firefly-aerospace-mechanical-engineer-ii-spacecraft-mechanisms-ipnbo.