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Salary
≈ $96k – $177k per year (Estimated)
Location
In office (Cedar Park)
Seniority
Senior · 7+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Oct 29, 2026. First seen by Alion on Oct 27, 2026.

Overview
Company
Impact
Profile match
Firefly Aerospace is an American space and defense technology company specializing in the development of small- to medium-lift launch vehicles, lunar landers, and orbital transfer vehicles. Headquartered in Cedar Park, Texas, the company provides rapid and reliable space access through its Alpha rocket, upcoming Eclipse launch systems, Blue Ghost lunar landers, and Elytra orbital vehicles. By combining advanced in-house manufacturing, rapid iteration, and cost-effective modular technologies, it delivers end-to-end mission services supporting commercial satellite deployment, scientific lunar exploration, and national security operations across cislunar space.

ABOUT FIREFLY AEROSPACE

Firefly Aerospace is a space and defense technology company that enables our world to launch, land, and operate in space - anywhere, anytime. As the partner of choice for critical space missions, Firefly is the only commercial company to launch a satellite to orbit with 24-hour notice and the only company to achieve a successful Moon landing. Our launch vehicles, lunar landers, and orbital vehicles provide government and commercial customers with full mission services from low Earth orbit to the Moon and beyond. Headquartered in north Austin, Texas, Firefly is looking for passionate, hardworking innovators to join our team and help fuel our successful trajectory into space.

SUMMARY

Do you have a passion for designing cutting-edge technology and an interest in Spacecrafts applications? If you have a knack for problem-solving and enjoy working collaboratively in a small team, we have exciting opportunities for you to join our Flight Software group as an Aerospace Software Engineer!

The Flight Software group is responsible for the design and implementation of high-reliability application-level software for Firefly Launch Vehicles and spacecraft. As an Aerospace Software Engineer, you will work in a small collaborative group through all stages of the launch vehicle and spacecraft design.

As a key member of our team, you will help develop, test, and integrate the flight software for Firefly Spacecraft. You will work in a group of flight software engineers through all stages of the flight software development processes and collaborate with other engineering teams.

RESPONSIBILITIES

  • Provide technical leadership on the Flight Software Team to develop, design, test, and integrate flight software
  • Design, implementation, and maintenance of high reliability C++ software
  • Perform work on time, meeting all functional and performance requirements
  • Work closely with the other engineering groups for the success of Firefly programs
  • Adhere to the Aerospace Software Engineering Group’s processes, procedures, and best practices
  • Support various vehicle testing and operation events, including launch
  • Design, implementation and maintenance of internal software tools using Python

QUALIFICATIONS

Required

  • Bachelor’s Degree in Computer Sciences, Software Engineering, or a related field
  • Excellent understanding of Object-Oriented Design and the C++ programming language
  • 7+ years’ experience in a software engineering position, or similar
  • Familiarity with real-time operating systems, software, and the Linux operating system
  • Ability to work closely with other teammates and in a fast-paced environment to meet strict deadlines
  • Ability to work in a dynamic environment with changing needs and requirements
  • Excellent written and verbal communication skills

Desired

  • Master’s Degree in Computer Sciences, Software Engineering, or a related field
  • Understanding of data path pipelines, state machines, and arithmetic operation
  • 7+ years’ experience in an aerospace software engineering or related position
  • Experience deploying and using CI/CD pipelines for C++ software
  • Ability understand and disposition C++ static analysis results

Firefly offers outstanding benefits for our employees, including generous health, dental and vision plans with low plan deductibles, parental leave, relocation benefits, educational reimbursement, short term disability, 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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