Firefly Aerospace
Direct Workday career site

Wire Harness Electrical Engineer I

Location
Cedar Park, TX
Listed
Today

Summary

This role is an entry-level electrical engineering position for new graduates. This is an opportunity to learn the first principles and grow into roles in avionics hardware development or avionics systems integration. If you find yourself excited by our mission but you don't check every box in the description, you are encouraged to apply anyway!

Firefly Electrical Engineers in the Interconnect team are responsible for developing the electrical wiring interconnect systems (EWIS) that distribute power and electrical signals within avionics hardware, instrumentation, and payloads. In this role, you will work in small, collaborative groups through all stages of the component and system design, manufacturing, and testing.

Additionally, you will take ownership of your projects and collaborate with the team to conduct the design, analysis, manufacturing, testing, and final integration of components on launch vehicles and spacecraft.

Responsibilities

  • Develop and integrate electrical wiring interconnect system (EWIS) designs on launch vehicles and spacecraft.
  • Understand and implement industry guidelines and requirements for development and design of wire harnesses.
  • Generate schematics, wire diagrams, harness 3D CAD routing, 2D assembly drawings, technical documentation, and reports to support flight, qualification, and test lab harness assemblies.
  • Coordinate requirements and interfaces between engineering disciplines, production, and integration.
  • Make development decisions based on technical merit, risk, cost, schedule, and/or quality assurance.
  • Support design reviews by presenting design, analysis, and test results, showing component design and manufacturing is meeting requirements for flight.
  • Partner with engineering and production teams to generate ideas, creative designs, and continuous improvements.
  • Tailor aerospace harnessing standards and guidelines to create internal design standards and requirements for cable assemblies, shielding, integration, and vehicle level implementation.

Qualifications

Required

  • Recent graduate with a Bachelor of Science (BS) in electrical engineering or related technical field.
  • Communicates effectively both verbally and in writing.
  • Ability to work well in a team, be proactive, and execute with minimal guidance.
  • Detail-orientated and able to manage multiple concurrent tasks.
  • Able to prioritize and execute tasks efficiently.

Desired

  • Experience with 3D CAD design, 2D drafting, and PLM software such as Siemens NX, Capital, and Teamcenter.
  • Ability to generate end-to-end interconnect schematics, wire diagrams, 3D models, and drawings.
  • Familiar with selection of connectors, backshells, wires, and other harness components.
  • Familiar with harness assembly and shielding integration.
  • Knowledge of IPC/WHMA-A-620 and NASA harness design, fabrication, and installation standards.
  • Experience with the use of test equipment to verify harness design and assembly.
  • Understanding the basic subsystems of a space-rated vehicle and how avionics integrate into the vehicle and interface with instrumentation.
  • Understanding of electrical grounding requirements and how to implement proper system level grounding.
  • Experience working with high-speed digital communication protocols.
  • Hands-on experience with integration of electronics and harnessing in airborne vehicles.

Additional information

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.

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.

Read the original posting

From Firefly Aerospace's careers page, first listed on Rolev.ai on November 14, 2026. Rolev.ai is not the employer.

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Common questions

Where is the Wire Harness Electrical Engineer I job at Firefly Aerospace located?

This Wire Harness Electrical Engineer I position at Firefly Aerospace is located in Cedar Park, TX. Always check Firefly Aerospace's application page for specific state eligibility or relocation policies.

How do I apply for the Wire Harness Electrical Engineer I position at Firefly Aerospace?

This listing links directly to Firefly Aerospace's Workday application page. You can apply directly on Firefly Aerospace's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the Workday application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.