Senior Avionics Hardware Engineer — Flight Computer Architect

Castelion Corporation; Rio Rancho (NM); On-site; USD 120,000 - 180,000; Full time

Job summary

Castelion Corporation in the United States is seeking an Avionics Hardware Engineer at Senior/Staff level to design and validate high‑reliability flight hardware. You will own hardware architectures, lead bring‑up, and collaborate across avionics, software, and manufacturing teams.

Ideal candidates have deep EE fundamentals, hands‑on ownership of embedded hardware for mission‑critical systems, and experience delivering complex PCBAs from concept through integration within fast‑paced defense

Qualifications

• Bachelor's degree in electrical engineering or related field.
• Experience with complex digital or mixed-signal hardware design.
• Experience with high-speed digital systems and embedded processors.
• Memory interfaces and board-level architecture knowledge.
• Experience with PCB design tools (Altium preferred).
• Hands-on experience with oscilloscopes, logic analyzers, and power supplies.

Responsibilities

• Design and develop advanced board-level electrical hardware including schematic capture, PCB layout oversight, component selection, and interface definition
• Own high-speed digital and embedded flight computer architectures including processors, memory systems, and board-level integration
• Perform board bring-up, validation, debugging, and root-cause analysis in the lab
• Test reference boards and early prototypes using standard lab equipment
• Drive signal integrity, power integrity, and hardware reliability considerations throughout the design lifecycle
• Work with avionics, embedded software, test, and manufacturing teams to iterate designs quickly
• Support hardware/software integration and troubleshooting across avionics platforms
• Document designs, test results, and engineering changes clearly

Skills

High-speed digital design

Embedded processors

Memory interfaces

Board-level architecture

Signal integrity

Education

Bachelor's degree in Electrical Engineering

Tools

Altium Designer

Oscilloscopes

Logic analyzers

Power supplies

Job description

Castelion Corporation in the United States is seeking an Avionics Hardware Engineer at Senior/Staff level to design and validate high‑reliability flight hardware. You will own hardware architectures, lead bring‑up, and collaborate across avionics, software, and manufacturing teams.

Ideal candidates have deep EE fundamentals, hands‑on ownership of embedded hardware for mission‑critical systems, and experience delivering complex PCBAs from concept through integration within fast‑paced defense