Propulsion Fluids Technician I

Firefly Aerospace•Briggs, TX

About The Position

Propulsion Fluids Technicians are hands-on specialists supporting hardware that powers Firefly Aerospace vehicles. This entry-level role involves cleaning, inspecting, pressure testing, and preparing flight components to strict aerospace standards, including using ultrasonic cleaning and passivation processes in a controlled environment. The position is suited to mechanically inclined, detail-oriented candidates who are ready to work directly with flight hardware.

Requirements

At least 1 year of hands-on experience using basic hand tools in a production environment.
Ability to read and interpret engineering drawings and technical documents.
Experience using inspection tools such as calipers and micrometers.
Basic computer skills, including Outlook, Teams, and web-based systems.
Ability to stand for extended periods and perform repetitive tasks.
Ability to frequently bend, lift, climb, and work in tight spaces.
Ability to climb ladders and stairs.
Schedule flexibility, including the ability to work nights, weekends, and overtime as needed.
Must be a U.S. citizen, lawful permanent resident of the U.S., protected individual under 8 U.S.C. 1324b(a)(3), or eligible to obtain required authorizations from the U.S. Department of State.

Nice To Haves

3 or more years of experience in aerospace, aviation, or a manufacturing environment.
3 or more years of experience with precision cleaning or cleanroom operations.
Familiarity with hydraulic, pneumatic, or fluid systems.
Experience with visual and borescope inspection methods.

Responsibilities

Clean and passivate flight hardware using solvent or chemical, abrasive, ultrasonic, and other approved methods in a controlled cleanroom environment.
Perform passivation processes to ensure corrosion resistance and material integrity.
Use personal protective equipment properly and follow hazardous-material handling procedures.
Perform hydrostatic and pneumatic proof and leak tests on fluid system components.
Operate precision measurement and calibration tools, including torque wrenches, micrometers, calipers, height gauges, and optical instruments.
Verify acceptance criteria against engineering and quality requirements.
Conduct visual and borescope inspections to verify cleanliness and hardware integrity.
Follow work instructions, technical procedures, and engineering documentation.
Identify, document, and report non-conformances, defects, and inspection discrepancies.
Maintain a clean, organized, and foreign-object-debris-free work environment.
Follow safety protocols when working with chemicals, pressurized systems, and equipment.
Safely handle and move large or sensitive hardware using overhead cranes, hoists, and lifting equipment.