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Location
In office (Briggs)
Seniority
Junior
Employment
Full-Time

Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Nov 12, 2026.

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Firefly Aerospace is an American space and defense technology company specializing in the development of small- to medium-lift launch vehicles, lunar landers, and orbital transfer vehicles. Headquartered in Cedar Park, Texas, the company provides rapid and reliable space access through its Alpha rocket, upcoming Eclipse launch systems, Blue Ghost lunar landers, and Elytra orbital vehicles. By combining advanced in-house manufacturing, rapid iteration, and cost-effective modular technologies, it delivers end-to-end mission services supporting commercial satellite deployment, scientific lunar exploration, and national security operations across cislunar space.

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

As a Launch Vehicle Integration Engineer I, you will provide foundational support for the integration of launch vehicles, assisting in assembly, testing, and troubleshooting tasks. You will work under the guidance of senior engineers to ensure smooth vehicle integration and operational functionality. This role is an excellent opportunity to develop hands-on experience and grow within the aerospace industry.

RESPONSIBILITIES

  • Support vehicle integration activities, including structural, mechanical, electrical, and propulsion system integration.
  • Assist in executing integration plans, procedures, and timelines for vehicle assembly and testing.
  • Work with design and manufacturing teams to support hardware integration and verification.
  • Provide hands-on assistance for vehicle integration, working closely with technicians and engineers.
  • Help troubleshoot and resolve integration issues under the supervision of senior engineers.
  • Participate in system integration, testing, and verification activities.
  • Assist in documenting integration procedures and process improvements.
  • Ensure adherence to safety, quality, and regulatory standards.

QUALIFICATIONS

Required

  • Bachelor’s degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related field.
  • 0-2 years of internship or project experience in aerospace vehicle integration or related engineering fields.
  • Basic understanding of mechanical and electrical systems in aerospace applications.
  • Familiarity with CAD software and engineering tools.
  • Ability to read and interpret engineering drawings and technical documentation.
  • Strong problem-solving skills and eagerness to learn in a fast-paced environment.
  • Effective communication and teamwork skills.
  • Ability to work in a hands-on, high-energy environment, including cleanroom and manufacturing areas.
  • Willingness to support off-shift work, extended hours, or travel as required for integration and testing.

Desired

  • Experience with launch vehicles or spacecraft integration.
  • Familiarity with industry standards and regulations (e.g., NASA, FAA, DoD, AS9100).
  • Experience with design for manufacturability and assembly (DFMA) principles.
  • Knowledge of propulsion system integration and fluid system handling.
  • Experience with PLM and ERP tools for integration tracking and documentation.

Firefly offers outstanding benefits for our employees, including generous health, dental and vision plans with low plan deductibles, parental leave, relocation benefits, 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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