Senior Avionics Architect — Flight Systems Lead

Castelion Corporation; Torrance (CA); On-site; USD 140,000 - 240,000; Full time

Benefits offered by this job

Equity

4 weeks PTO

Holidays (10)

Health benefits

Dental

Vision

Parental leave

Fitness stipend

EV charging

Catered meals

Fully stocked kitchen

Job summary

Castelion Corporation seeks a Senior Avionics Systems Engineer to define and deliver the avionics architecture for its long-range hypersonic strike vehicles. You will oversee the integration of power, control electronics, communications, sensors, embedded computing, and flight software into a cohesive flight system.

In this role you will work with multidisciplinary teams to architect, integrate, test, and validate flight electronics from concept through flight test in a fast-paced,

Qualifications

• 8+ years designing and integrating avionics or high-reliability embedded systems.
• Experience with system architecture, power distribution, and interfaces.
• Experience leading development from concept through flight testing.
• Experience with Altium Designer or equivalent ECAD.
• Knowledge of analog, digital, power and embedded electronics.
• Familiarity with SPI, I²C, UART, CAN, Ethernet, LVDS, RS-422/485.
• Experience with hardware integration and root cause analysis.
• Understanding EMI/EMC, grounding and shielding.
• Ability to thrive in a fast-paced, hardware-rich environment.

Responsibilities

• Define and maintain avionics system architecture for flight vehicles.
• Lead integration of avionics subsystems including flight computers, sensors, power electronics, control electronics, RF systems, flight termination, and propulsion electronics.
• Develop system-level requirements, interface definitions, wiring architectures, and integration documentation.
• Collaborate with electrical, mechanical, software, GNC, propulsion, and manufacturing teams for seamless integration.
• Lead system-level hardware integration, bring-up, debugging, and troubleshooting during development and flight tests.
• Define electrical design standards, component selection guidelines, and best practices for high-reliability flight electronics.
• Support design reviews and make system-level technical trades to optimize performance and manufacturability.
• Develop and execute integration, qualification, and flight test plans; translate results into system improvements.
• Mentor electrical engineers and contribute to best practices in avionics architecture and integration.
• Partner with program leadership to align trades with mission success.

Skills

Avionics architecture

Embedded hardware

System integration

Leadership

EMI/EMC

PCB design

Schematic capture

Hardware debugging

Fast-paced environment

Education

Bachelor's in Electrical Engineering

Tools

Altium Designer

Job description

Castelion Corporation seeks a Senior Avionics Systems Engineer to define and deliver the avionics architecture for its long-range hypersonic strike vehicles. You will oversee the integration of power, control electronics, communications, sensors, embedded computing, and flight software into a cohesive flight system.

In this role you will work with multidisciplinary teams to architect, integrate, test, and validate flight electronics from concept through flight test in a fast-paced,