Middle Wire Harness Electrical Engineer II at Firefly Aerospace

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Dream Big at Firefly

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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.

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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.

Accountability

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

Collaboration

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

Excellence

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

Our Benefits

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

Space for Your Family

• 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
• $2k/year for professional development
• Ongoing coaching to advance leadership skills

Space for Your Future

• Employee-ownership with stock bonuses
• 4% Safe Harbor 401(k) matching
• Financial planning resources
• $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.

Back to Job Openings Wire Harness Electrical Engineer II Apply Share

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.

SUMMARY

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

• Bachelor of Science (BS) in electrical engineering with 1-3 years of experience in related engineering discipline
• Familiar with the use of test equipment to verify harness design and assembly.
• Knowledge of harness design, fabrication, and installation standards such as IPC/WHMA-A-620, NASA-STD-8739.4, and MSFC-SPEC-494.
• Experience with selection of connectors, backshells, wires, and other harness components.
• Understanding of electrical grounding requirements and how to implement proper system level grounding via wire harness design.
• 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.

Desired

• Bachelor of Science (BS) in electrical engineering with 3+ years of experience, or Master of Science (MS) with 1+ years of experience.
• Proven ability to generate end-to-end interconnect schematics, wire diagrams, and harness assembly drawings.
• Experience with 3D CAD design, 2D drafting, and PLM software such as Siemens NX, Capital, and Teamcenter.
• Hands on experience with harness assembly and shielding integration.
• Understanding of basic subsystems of a space-rated vehicle and how avionics interface with each system.
• Experience working with instrumentation and high-speed digital communication protocols.
• Hands on experience with integration of electronics and harnessing in airborne vehicles.
• Knowledge of range safety, flight termination, and tracking system requirements such as RCC 319, RCC 324, and AFSPCMAN 91-710.

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, 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