Engine Integration Technician II

Firefly Aerospace Inc.

Cedar Park (TX)

On-site

USD 65,000 - 90,000

Full time

8 hours ago
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Benefits offered by this job

Health, dental, vision plans
Parental leave
Educational reimbursement
Short term disability
Pet Insurance
Flexible PTO

Job summary

Firefly Aerospace, Inc. in Briggs, Texas, is seeking an Engine Integration Technician to build engine hardware and turbopumps. You will assemble complex components, perform rigorous checks, and work closely with engineers in a fast-paced propulsion environment.

Expect hands-on work with high-pressure systems, rapid feedback cycles, and opportunities to influence build quality. The role sits at the Rocket Ranch in Briggs, TX, with a strong focus on reliability and safety.

Qualifications

  • Two or more years hands-on assembly experience.
  • Ability to read technical drawings and assembly instructions.
  • Proven troubleshooting capabilities in complex assemblies.
  • Understanding LOx and helium system cleanliness requirements.
  • Hands-on work with large and small components.
  • Strong communication skills and teamwork mindset.
  • Ability to lead and follow in a dynamic environment.
  • Experience in rocket engines, turbomachinery, or related assembly.
  • A&P license is preferred.
  • High school diploma or GED is required.

Responsibilities

  • Assemble engines, turbomachinery, and component hardware.
  • Perform leak checks and AVI checkouts on all hardware.
  • Disassemble and inspect tested engines and provide insights.
  • Develop detailed work instructions to improve build quality.
  • Suggest changes to improve efficiency and quality.
  • Assist development of tooling for support operations.
  • Maintain a clean, organized, and safe workspace.
  • Communicate effectively with engineers and teammates.
  • Lead by example and adapt to evolving processes.

Skills

Reading technical drawings
Troubleshooting
Leadership
Team collaboration
Manual assembly
Quality focus

Education

High School Diploma/GED

Job description

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Life at Firefly

At Firefly, we’re focused on making space attainable for everyone – including you! Each team member’s passion, dedication, and innovative ideas have a direct impact on fueling our successful trajectory into space. And there’s no shortage of meaningful projects to work on at Firefly. With launch, lunar, and orbital vehicles, Firefly has a diverse line of business with opportunities to get hands‑on experience launching rockets, operating in space, and landing on the Moon.

What does it take to make a lander space‑ready? …

What does it take to make a lander space‑ready? …

What’s hotter than a Texas summer? Our Miranda …

What’s hotter than a Texas summer? Our Miranda …

729 5

POV: You`re an intern at an aerospace company.

POV: You`re an intern at an aerospace company.

817 23

Talk about being in the right place at the right …

Talk about being in the right place at the right …

On this day 57 years ago, Neil Armstrong and Buzz …

On this day 57 years ago, Neil Armstrong and Buzz …

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Our Values

Headquartered in the Lone Star State, Firefly’s hardworking team reflects Texas’ GO BIG culture in everything we do. We build big, achieve big, and dream big. We’re building launch vehicles and spacecraft to provide rapid, reliable space access. We’ve achieved some incredible wins, including the first successful commercial Moon landing. And we’re dreaming bigger than this planet with ambitions to Mars, Venus, and beyond. Our core values are what drive us along the way.

Passion

Fireflies believe in perseverance, responsiveness, and mentoring others with a focus on inspiring a better future.

Fireflies act with integrity and take ownership of our actions, commitments, decisions, and outcomes.

Fireflies work in alignment across teams and communicate clearly with mutual respect for one another.

Fireflies deliver high-quality work through technical rigor and timely disciplined execution for our customers.

We take care of our Fireflies with some of the best benefits in the industry. Our mission to make space for everyone starts with our employees and allowing them to make space for their family, their career, and their future.

Space for You
  • Unlimited PTO for exempt employees
  • 3-month sabbatical for every 5 years of service
  • Medical, dental, vision, life, and disability insurance
  • Mental health services
  • Paid military leave
    • 12 weeks paid maternity leave
    • 4 weeks paid spouse leave
    • $20k towards family planning: fertility, surrogacy, adoption
    • Dog friendly workplace
Space for Your Career
  • $10k/year towards trade school or college
  • Ongoing coaching to advance leadership skills
    • Employee-ownership with stock bonuses
    • 4% Safe Harbor 401(k) matching
    • $10k bonus for home purchase in Cedar Park, Texas
Job Openings

From launch technicians to propulsion engineers, Firefly has open roles across the company. We’re looking for passionate, bright innovators to join our team and help make space an achievable dream for everyone.

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 our team and help fuel our successful trajectory into space. This position will sit at our Rocket Ranch in Briggs, Texas.

SUMMARY

Firefly Engine Integration Technicians build all engine hardware and turbopumps, starting with simple metal parts and delivering complete engine assemblies. Firefly’s propulsion build facility is a few feet away from the engine and valve test facilities, allowing quick feedback on our build quality and performance. This unique environment lends to an exciting day where a propulsion tech may build an engine in the morning, watch it tested in the afternoon, then disassemble it the next morning for evaluation. Firefly’s propulsion team is building and learning at a rapid pace and we are eager to see how experienced individuals thrive in this type of environment.

RESPONSIBILITIES

  • Assembly of engines, turbomachinery, and component hardware
  • Perform leak checks and AVI checkouts on all hardware
  • Disassemble and inspect tested engines, providing engineering insight on their hardware health
  • Develop complex work instructions to improve build quality and ensure consistency
  • Provide engineering desired changes to improve build quality and efficiency
  • Assist with development of support tooling
  • Consistently improve daily operations
  • Safely operate high pressure pneumatic, cryogenic, and fuel systems
  • Communicate effectively with engineers and teammates
  • Maintain a clean and organized workspace

QUALIFICATIONS

Required

  • Proven experience with complex assemblies, e.g. production in aviation/automotive, Oil Rig maintenance/assembly
  • 2+ years hands‑on assembly experience
  • Able to read technical drawings and assembly instructions
  • Proven experience with complex troubleshooting
  • Understanding of LOx and Helium system / component cleanliness requirements
  • Hands‑on operations with both large as well as small, fragile assemblies
  • Comfortable working within an evolving process
  • Flexibility regarding workflow and process
  • Excellent written and verbal communication skills to convey methodologies for assembly and troubleshooting
  • Ability to lead
  • Ability to follow
  • Two or more years of experience in one or more of the following fields.
    • Rocket engines, turbomachinery, or complex component assembly
    • Experience in testing of Rocket engines, tanks, thrust structures and stage assemblies.
    • Testing of pneumatic and/or cryogenic valves, fluid systems, actuators, or components.
    • Civilian/Military aircraft engine experience
  • High School Diploma/GED
  • 2+ years relevant experience
  • A&P License is preferred
  • Relevant Military experience in fixed or rotor wing maintenance is highly desired

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.

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