Perception Engineer, Staff

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• Role: Engineering / Full stack
• Experience: 8+ years
• Visa: US citizen/visa only

Location: Onsite — Austin, TX

Employment Type: Direct Hire, Full‑Time

Job Title: Perception Lead, Staff Eng

Company Overview

9 Mothers Defense develops AI-enabled systems to counter unmanned aerial threats. Our first product, EDDA, is an autonomous counter-sUAS point-defense platform designed to detect, track, and neutralize Group 1 drone threats. The company is headquartered in Austin, Texas.

Position Summary

9 Mothers is seeking a Perception Lead to own the computer vision and machine learning stack that powers target detection, classification, and tracking in our counter-sUAS systems. The Perception Lead is responsible for the research, development, and deployment of the perception pipeline that enables EDDA to engage aerial threats in real time. This is a senior individual contributor position.

Essential Duties

• Own the visual perception pipeline end-to-end, including detection, classification, and tracking of sUAS targets in real time.

• Design and train machine learning models that meet latency and accuracy requirements for edge deployment on Jetson-class hardware.

• Architect and maintain the dataset and simulation pipeline, including data collection, labeling, curation, augmentation, synthetic data generation, and closed-loop retraining based on field performance.

• Optimize inference performance on Jetson platforms, including model pruning, quantization, TensorRT integration, and custom kernel development as required.