ABOUT FIREFLY AEROSPACE Firefly Aerospace is a space and defense technology company that enables our world to launch, land, and operate in space - anywhere, anytime. As the partner of choice for critical space missions, Firefly is the only commercial company to launch a satellite to orbit with 24-hour notice and the only company to achieve a successful Moon landing. Our launch vehicles, lunar landers, and orbital vehicles provide government and commercial customers with full mission services from low Earth orbit to the Moon and beyond. 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 We are seeking a highly motivated?Spacecraft Integration Engineer III?to support the full lifecycle of spacecraft assembly, integration, and testing. This role involves hands-on work in a cleanroom environment, developing assembly procedures, coordinating hardware deliveries, and supporting environmental test campaigns and launch operations. The ideal candidate will have a strong background in spacecraft manufacturing, integration, and process optimization.
RESPONSIBILITIES - Define, develop, and drive completion of detailed assembly work instructions based on CAD designs to ensure precise spacecraft integration.
- Perform hands-on spacecraft integration in a cleanroom environment, supporting the full lifecycle of vehicle build.
- Project and communicate risks to integration deadlines.
- Identify and implement manufacturing process improvements to enhance workflow efficiency and product quality.
- Drive the completion and management of spacecraft manufacturing documentation to ensure compliance and traceability.
- Collaborate across multidisciplinary teams to coordinate and ensure timely delivery of lower-level hardware to the cleanroom.
- Provide mentorship to other engineers on the team.
- Plan, coordinate, and execute off-site environmental testing and launch campaigns, ensuring spacecraft readiness.
QUALIFICATIONS Required - Bachelor's degree in Aerospace Engineering, Mechanical Engineering, or related technical field.
- 5+ years of professional experience (internships, co-ops, or high-level academic projects count).
- Experience with CAD software (NX preferred) and basic manufacturing documentation.
- Experience with PLM systems (Teamcenter, Odoo, or similar)
- Experience with hardware build, integration, and test activities
- Strong organizational skills and attention to detail.
- Ability to work hands-on in a fast-paced cleanroom environment.
- Proven experience with complex troubleshooting.
- Critical thinking and strong decision making ability.
Desired - Familiarity with cleanroom protocols or aerospace quality standards (AS9100).
- Experience supporting environmental testing.
- Familiarity with GEVS or similar aerospace testing standards.
- Experience with Microsoft Project.
- Experience writing test plans, procedures and identifying pass/fail criteria on systems.
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.
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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