Spacecraft Integration Engineer I

Firefly Aerospace•Cedar Park, TX

9h•Onsite

About The Position

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 I 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 leading environmental test campaigns. The ideal candidate will have a strong background in spacecraft manufacturing, integration, and process optimization.

Requirements

Bachelors degree in Aerospace Engineering, Mechanical Engineering, or related technical field.
02 years of professional experience (internships, co-ops, or high-level academic projects count).
Experience with CAD software (NX preferred) and basic manufacturing documentation.
Exposure to hardware build, integration, or test activities through internships, research labs, or student projects.
Strong organizational skills and attention to detail.
Ability to work hands-on in a fast-paced cleanroom environment.

Nice To Haves

Internship or project experience with spacecraft, launch vehicles, CubeSats, or similar hardware.
Familiarity with cleanroom protocols or aerospace quality standards (AS9100).
Experience supporting environmental testing.
Exposure to ERP or manufacturing tracking systems.
Familiarity with GEVS or similar aerospace testing standards.

Responsibilities

Develop 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.
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.
Plan, coordinate, and execute off-site environmental testing and launch campaigns, ensuring spacecraft readiness.