# AI Security Engineer

**Company**: Perplexity
**Location**: San Francisco, London, New York City, Remote (United States), Serbia
**Work arrangement**: remote
**Experience**: senior
**Job type**: full-time
**Salary**: $220K – $405K
**Category**: Engineering
**Industry**: Technology

**Apply**: https://jobs.ashbyhq.com/perplexity/cdbf6ccb-2078-4499-b0a6-af8a04754eee
**Canonical**: https://yubhub.co/jobs/job_b6ccc692-081

## Description

Perplexity is seeking a highly skilled AI Security Engineer to join their security team, driving the protection of next-generation AI systems against adversarial threats. In this role, you'll design and implement robust mechanisms to secure self-hosted models, LLM APIs, agents, MCPs, and the core AI stack.

## What you'll do

- Define, build, and refine mechanisms to secure AI systems (including self-hosted models, LLM APIs, agents, MCPs, and other core components of the AI stack) against adversarial behavior of all kinds

- Understand technically complex AI systems, identify potential weaknesses in their architecture, and implement improvements

## What you need

- Hands-on coding and prompting experience

- Bachelor of Science or Master of Science in Computer Science or a related field, or equivalent experience

## Skills

### Required
- hands-on coding and prompting experience
- Bachelor of Science or Master of Science in Computer Science or a related field, or equivalent experience

### Nice to have
- good understanding of LLMs, AI architecture patterns, machine learning models, and related technologies such as MCP
- experience developing and implementing security procedures and policies