Security Engineer - Fully Remote | Upto $85/hr

mercor; United States; Remote; USD 96,000 - 152,000; Part time

Job summary

Mercor, a San Francisco-based company that connects elite creative and technical talent with AI research labs, seeks a Security Engineer (Coding Agent Experience) for a remote contract role. You will review model-generated code for vulnerabilities and evaluate frontier AI coding agents to secure complex systems.

Requirements include 2+ years in security engineering, experience across application, cloud, or infrastructure security, and familiarity with AI coding agents such as Cursor, Claude

Qualifications

• 2+ years of professional security engineering experience.
• Experience with application, cloud or infrastructure security, or vulnerability management.
• Regular use of AI coding agents (Cursor, Claude Code, Codex, Windsurf, Gemini CLI).
• Ability to identify flaws in model-generated code and architectures.

Responsibilities

• Use frontier AI coding agents to complete and evaluate security tasks.
• Review model-generated code and architectures for vulnerabilities.
• Identify bugs and edge cases in security contexts.
• Compare outputs from multiple frontier models to assess strengths and weaknesses.
• Apply professional engineering judgment to security scenarios and work asynchronously.

Skills

Security engineering

AI coding agents

Vulnerability management

Cloud security

Application security

Tools

Cursor

Claude Code

Codex

Windsurf

Gemini CLI

Job description

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark , General Catalyst , Peter Thiel , Adam D'Angelo , Larry Summers , and Jack Dorsey . Position: Security Engineer (Coding Agent Experience) Type: Contract Compensation: $85/hour Location: Remote

Responsibilities

• Use frontier AI coding agents to complete and evaluate complex security engineering tasks .
• Review model-generated code and architectures for vulnerabilities and security risks.
• Identify bugs, edge cases, and security-related failure modes.
• Compare outputs from multiple frontier models to assess strengths and weaknesses.
• Apply professional engineering judgment to realistic security engineering scenarios .
• Work independently and asynchronously to meet deadlines while improving AI model performance .

Qualifications

Must-Have

• 2+ years of professional security engineering experience.
• Experience with application security , cloud security , infrastructure security , or vulnerability management .
• Regular use of AI coding agents such as Cursor, Claude Code, Codex, Windsurf, or Gemini CLI.
• Ability to identify flaws in model-generated code and architectures.

Preferred

• Experience securing production systems.

Compensation & Legal

• $400 per accepted task .
• Compensation is tied to accepted work.