About Radiant Security We're a Bay Area Cyber AI startup. We've raised funding from top tier investors. Our vision is simple: enable all security teams, to perform security operations with the efficiency and effectiveness needed to prevent breaches . We're a small team of researchers and engineers with a deep focus in cyber and AI. Our product automates the triage for any security alert leveraging deep research, big data and dozens of AI Agents.

Join us and boost your career.

This is a hybrid position and we are attending the offices 3 times a week (Vila Olimpia, São Paulo, Brazil). The Role

As Radiant builds its expert system AI agent to solve alert triage autonomously, the security context team is responsible for applying knowledge and testing to the agent, improving its skill, breadth, and accuracy.

In your day-to-day you will work with a team of like-minded experts and collaborate with data scientists and security researchers. You will be responsible of the system's overall accuracy and efficacy for high-end customer environments by both providing knowledge as context, and helping tune Radiant's AI agent.

What you'll do

• You will learn from top industry thought leaders and practitioners about AI, cybersecurity, and all that is between.
• You will apply your curated knowledge of cybersecurity issues and use cases as well as cybersecurity tools, system logs, and telemetry to constantly expand both your knowledge and the product's ability to work with other cybersecurity platforms and tools.

This is a rare opportunity to continue growing your SOC and detection skills in an AI-forward environment, contribute to the next evolution of security automation, and build systems used by teams around the world.

Things we're looking for

• A tier-1 (or equivalent) security practitioner (SOC analyst, cybersecurity vendor content engineer) with at least two years of total cybersecurity experience

• A working knowledge and best practices for alert triage and response

• Have previously worked hands-on with a variety of security technologies that are part of a service provider or enterprise security program (SIEM, IPS, WAF, EDR)

• Experience investigating potential incidents across many types of detection systems and threat intelligence platforms

Benefits

• Generous equity package
• Unlimited PTO (take time when you need it)
• Great healthcare

The process We're a startup and we're making decision quickly. Our process is designed to give you the best glimpse of our team and allow us to evaluate your technical and culture fit.

• Step 1: Executive interview + Technical interview
• Step 2: Virtual On Site: Technical and Leadership interviews