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Castelion · 5 months ago

Senior Hardware Design Engineer

Torrance, California, United States

Full-time

Onsite

Mid, Senior Level

2+ years exp

Castelion is bringing a new approach to defense development and production, focusing on short, iterative design cycles and modern manufacturing strategies. The Senior Hardware Design Engineer will lead the design and development of smart circuit boards for missile systems, collaborating closely with various engineering teams to ensure high-reliability systems.

AerospaceGovernmentManufacturingMilitaryNational Security

No H1B

U.S. Citizen Only

Responsibilities

Own the end-to-end development of complex smart PCBs - from concept through production and test

Architect and design mixed-signal boards that include microcontrollers, high-speed digital interfaces (e.g., Ethernet, SPI, I2C, UART, DDR, etc.), network switches, and power management circuits

Select and integrate processors, FPGAs, memory, and network interfaces to create custom embedded compute platforms

Collaborate with firmware, software, and mechanical teams to ensure successful integration and functionality

Drive schematic capture, component selection, PCB layout, and DFM/DFT processes

Work with contract manufacturers and internal teams to manage board builds, bring-up, and validation

Define and execute bring-up and test plans, from bench to system-level

Qualification

High-complexity PCB designEmbedded processorsHigh-speed digital interfacesAltium DesignerSignal integrityPower integrityNetwork switch integrationClear CommunicatorHigh CommitmentCreative Problem Solving

Required

Bachelors or Masters degree in Electrical Engineering or related field

2+ years of experience in high-complexity PCB design and delivery

Proven track record of cradle-to-grave ownership of smart PCB systems (ideally with compute and networking functionality)

Strong experience with embedded processors or microcontrollers (ARM, RISC-V, etc.)

Strong experience with high-speed digital interfaces (Ethernet, USB, DDR, PCIe)

Strong experience with network switch integration or routing devices

Strong experience with signal integrity and power integrity considerations

Proficient in Altium Designer, OrCAD, or similar EDA tools

Familiar with board-level EMC, grounding, shielding, and thermal design

Comfortable working in a fast-paced, hardware-first environment

Bias to Action and Creative Problem Solving

High Commitment, High Initiative

Clear Communicator

To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State