Manufacturing Engineer

Firefly Aerospace

Firefly Aerospace

Posted on Tuesday, April 25, 2023


Come be a part of the 21st Century Space Race. At Firefly, we are focused on the leading edge of space systems progression. Our company is committed to providing economical and convenient access to space for small payloads through the design, manufacture, and operation of reliable launch vehicles and spacecraft. To get there, we are looking for incredibly passionate, bright, and determined people to join our team.


The Firefly Propulsion Manufacturing Engineering (ME) Team is responsible for the fabrication, integration, test, and delivery of the engines and fluid systems to vehicle and spacecraft programs. The individual MEs take profound ownership of engine components from the time the design is released to the delivery of a completed product. Propulsion MEs are makers, people who can take an idea on paper and turn it into a fully functioning component ready to fly to space. This role is located at our manufacturing and test site in Briggs, TX, north of Cedar Park.


  • Lead the transition of products from development to production
  • End to end ownership of the fabrication, assembly, and check out procedures for propulsion subassemblies and full up engines.
  • Continuous process development and improvement with the aim of radically increasing production rate and substantially reducing cost.
  • Lead investigations of process failures and drive to root cause.
  • Own the development, test, and qualification of new production processes.
  • Participate in design reviews and provide feedback to the design teams.
  • Own the assembly and integration instructions and work with technician teams towards continuous improvement.
  • Develop and execute functional checkout procedures and processes where applicable.
  • Disposition non-conformances that occur throughout the build process, develop and implement corrective actions
  • Conduct manufacturability reviews and implement design improvements



  • Bachelor’s degree in Engineering or related technical field
  • Proven experience with complex assemblies, e.g. production in aerospace/aviation/automotive industries
  • Able to read and interpret technical drawings and assembly instructions
  • Proven experience with complex troubleshooting
  • Proven experience working in dynamic and evolving environments
  • Excellent written and verbal communication skills to convey methodologies for assembly and troubleshooting
  • Strong interpersonal and conflict resolution skills – Must be a team player
  • Proven experience with tasks requiring extreme attention to detail and prolonged mental concentration
  • Ability to thrive in high stakes, stressful, short deadline environments
  • Critical thinking and strong decision making ability


  • 1+ years of experience in an aerospace production environment
  • Experience with advanced manufacturing techniques (welding, brazing, casting, additive fabrication, forging, spin forming, etc.)
  • Experience working with cryogenics and high-pressure pneumatics systems
  • Experience with modern manufacturing principles, such as Lean Manufacturing, Six Sigma, etc.
  • Experience with complex system assembly and hands on build experience preferably in space systems or aerospace applications
  • Experience with writing assembly procedures or documentation for mechanical, electrical, or structural systems
  • Experience writing test plans, procedures and identifying pass/fail criteria on systems.
  • Knowledge of data analysis packages (Python/high level Excel) preferred
  • Working knowledge of fluid components and 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, pet Insurance, 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.