> Markdown version of [/jobs/ext/2935988-integration-engineer-iii](https://www.wearedevelopers.com/jobs/ext/2935988-integration-engineer-iii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Integration Engineer III - **Company:** Firefly Aerospace - **Location:** Briggs, TX, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Computer-Aided Design, Software Tools, Systems Integration, System-level Testing - **Published:** September 16, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=3432989e048443d7 ## About the Role Required * Bachelor's degree in Aerospace Engineering, Mechanical Engineering, Electrical Engineering, or a related field. * 5+ years of experience in aerospace vehicle integration or related engineering fields. * Basic knowledge of mechanical and electrical systems integration for aerospace applications. * Experience with system-level testing and troubleshooting. * Familiarity with CAD software and engineering tools for integration analysis. * Hands-on experience working with aerospace hardware and manufacturing processes. * Ability to read and interpret engineering drawings, schematics, and technical documents. * Strong problem-solving skills and ability to work in a fast-paced environment. * Effective communication and collaboration skills across multidisciplinary teams. * 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 vehicle 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. 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. ## Description As an Integration Engineer III, you will support the integration of launch vehicles by working through assembly, testing, and troubleshooting processes. You will collaborate with design, manufacturing, and test teams to ensure seamless vehicle integration and functionality. Your contributions will help drive successful vehicle builds and flight operations. This role is located in Briggs, TX., * Support vehicle integration activities, including structural, mechanical, electrical, and propulsion system integration. * Support the development and execution of integration plans, procedures, and timelines for vehicle assembly and testing. * Work with design and manufacturing teams to ensure hardware is properly integrated and operational. * Provide hands-on support for vehicle integration, working closely with technicians and engineers. * Assist in troubleshooting and problem resolution of integration issues to maintain project timelines. * Contribute to best practices for system integration, testing, and verification. * Support environmental and functional tests on integrated aerospace vehicles. * Document integration procedures, lessons learned, and process improvements. * Ensure compliance with safety, quality, and regulatory requirements. ## Related Videos - [Crew Management System for Airlines: Plan duties for pilots & flight attendants worldwide](https://www.wearedevelopers.com/videos/1444-crew-management-system-for-airlines-plan-duties-for-pilots-flight-attendants-worldwide) - [Is This App Accessible? 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