Senior Data Scientist, Security AI & ML — Hybrid

RADICL; Colorado; Hybrid; USD 160,000 - 235,000; Full time

Benefits offered by this job

Hybrid work model

Health benefits

401(k)

PTO

Job summary

RADICL Defense seeks a Senior or Principal ML/Data Scientist to build, evaluate, and ship AI agents in production. This hands-on role covers writing code, running experiments, and deploying models across cybersecurity and cloud platforms.

You will work with a small, high-performing team to improve triage, investigation, and search agents, while ensuring data isolation and compliance. Hybrid work with Boulder, CO office, competitive compensation, and equity are offered.

Qualifications

• 6+ years in data science or applied ML (Senior) or 8+ years (Principal).
• Proficient Python and SQL with large-scale cloud data processing.
• Experience evaluating and improving LLM or agent systems in production.
• Hands-on experience adapting models for specialized domains.
• Anomaly detection or classification with noisy labels.
• Strong statistics and experimental design.
• Comfort reading production code and writing tests.

Responsibilities

• Evaluate our agents and gate changes by results.
• Improve the quality, speed, and cost of triage and search agents.
• Adapt models to security domain and data.
• Ensure per-customer data isolation and production-grade versioning.
• Measure impact with production metrics.
• Collaborate with founding team to shape platform.

Skills

Data science

Applied ML

LLM evaluation

Model deployment

Experiment design

Python

SQL

Tools

Python

SQL

Cloud platform (AWS/GCP)

Job description

RADICL Defense seeks a Senior or Principal ML/Data Scientist to build, evaluate, and ship AI agents in production. This hands-on role covers writing code, running experiments, and deploying models across cybersecurity and cloud platforms.

You will work with a small, high-performing team to improve triage, investigation, and search agents, while ensuring data isolation and compliance. Hybrid work with Boulder, CO office, competitive compensation, and equity are offered.