Senior Radiation Effects & Resilience Engineer

Responsibilities

• Lead radiation effects analysis and resilience strategy for orbital compute systems
• Analyze radiation effects on advanced semiconductor devices including GPUs, CPUs, FPGAs, and memory subsystems
• Evaluate and develop mitigation techniques for SEU, SET, SEL, TID, and displacement damage
• Define architectural resilience strategies including ECC, redundancy, and fault detection
• Plan and execute radiation test campaigns and coordinate with external laboratories
• Analyze radiation test results and derive reliability metrics
• Develop radiation hardness assurance (RHA) methodologies
• Collaborate with mechanical and packaging teams on shielding strategies
• Investigate radiation-induced anomalies and drive root-cause analysis

Requirements

• 5+ years of hands-on experience in radiation effects analysis or space systems reliability engineering
• Deep understanding of radiation interactions with semiconductor devices
• Strong knowledge of Total Ionizing Dose (TID), Single Event Effects (SEE), and Displacement Damage (DDD)
• Experience planning and executing radiation characterization campaigns
• Experience working with high-performance compute hardware or spaceborne electronics

Preferred Qualifications

• Familiarity with architectural fault tolerance and resilient distributed systems
• Knowledge of NASA, ESA, ECSS, or MIL-STD radiation qualification standards
• Experience with shielding optimization and materials
• Experience running radiation simulations

Benefits

• Equity in Cowboy Space Corp.
• Medical, dental, and vision insurance
• 401(k) retirement savings plan
• Paid time off and 10 paid holidays
• Paid parental leave
• Relocation assistance
• Daily lunch and fully stocked kitchen

About the Company

Cowboy Space Corp. is building the infrastructure to power and connect the orbital economy. Our satellites operate in Low Earth Orbit to collect sunlight and enable a new class of capabilities, from powering on-orbit compute to transmitting energy via infrared lasers.