Test Technician I (Spacecraft)

About Firefly Aerospace

Firefly Aerospace is a space and defense technology company on a mission to reliably and repeatedly launch, land, and operate space systems from Earth to the Moon and beyond. As the partner of choice for critical space missions, Firefly is the first commercial company to launch a satellite to orbit with 24‑hour notice and the first company to achieve a successful Moon landing. Headquartered in north Austin, Texas, Firefly is looking for passionate, hardworking innovators to join the team and help fuel its successful trajectory into space.

Summary

The Spacecraft Test Technician I will join the test operations team at the manufacturing and test facility in Briggs, TX. This hands‑on technical role supports aerospace propulsion testing, working directly with liquid propulsion systems for the Blue Ghost lunar lander program. The technician will work alongside experienced engineers and technicians performing critical test operations for the Spectre engine and other liquid propulsion systems, handling hardware preparation, test setup, equipment operation, and system maintenance while developing expertise with hypergolic propulsion testing.

Responsibilities

• Support the integration, instrumentation, and execution of hot‑fire tests for the Spectre propulsion engine and related liquid propulsion systems.
• Execute hands‑on setup, checkout, and operation of ground support equipment including propellant transfer systems, pressurization systems, and safety systems.
• Assist engineers during propellant loading, engine conditioning, ignition sequences, and safing operations in accordance with approved procedures.
• Follow, review, and provide feedback on work instructions for complex mechanical systems and installations.
• Clean and passivate hardware using solvent/chemical, mechanical, ultrasonic, and precision cleaning methods.
• Perform manual deburring, edge breaking, and polishing on machined aerospace fittings and components.
• Perform shop‑level maintenance and calibration of equipment such as pumps, tanks, filtration systems, scales, etc.
• Follow all safety protocols, hazard controls, and regulatory requirements for hypergolic propellant operations.
• Maintain accurate equipment logs and maintenance records.
• Support and participate in operational readiness activities and safety reviews.
• Participate in continuous improvement efforts for test procedures, facility capabilities, and operational efficiency.

Qualifications

• 0‑2 years of experience (or equivalent) in aerospace, aircraft, R&D, or related industrial fields.
• Working knowledge of fluid systems, including pressurized testing and leak‑check procedures.
• Ability to read and interpret engineering drawings and technical manuals.
• Demonstrated high level of problem‑solving skills working in a team environment.
• Ability to lift and carry 50 lb for limited durations.
• Willingness to work flexible hours to meet the demands of spacecraft engine testing.
• Familiarity with pressurized system safety and strong attention to detail.
• Excellent communication skills and ability to work effectively in a team.
• Desired: Associate degree or technical certification in Aerospace Technology, Mechanical Technology, Manufacturing, or related field.
• Experience with engine‑related hardware in an aerospace environment.
• OSHA HAZWOPER certification or experience working with hazardous materials.
• Working knowledge of tube/fluid applications including GN₂, GHe, hydraulics.
• Familiarity with hypergolic engine test and decontamination procedures.
• Experience cleaning systems to aerospace standards.
• Hands‑on experience with instrumentation (pressure, temperature, flow sensors).
• Experience with precision measurement tools and equipment calibration.

Benefits

• Generous health, dental, and vision plans with low deductibles.
• Parental leave.
• Educational reimbursement.
• Short‑term disability.
• Flexible PTO options.

Applicants must be a U.S. citizen, lawful permanent resident, 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 to comply with ITAR regulations.