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First seen by our source: 19 days ago

Security Engineer - AI Coding Agent

@ Mercor

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Toronto, Ontario

$85/hr2+ years experience
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Overview

Mercor is hiring a remote contract Security Engineer to use frontier AI coding agents on security engineering tasks and review model-generated code for vulnerabilities. The work is task-based, paid $400 per accepted task, and the posting lists $85 per hour. Candidates need 2+ years of security engineering experience and regular use of AI coding agents.

Pay:

$85 an hour

Responsibilities:

  • Complete and evaluate security engineering tasks with AI coding agents
  • Review model-generated code and architectures for vulnerabilities
  • Identify bugs, edge cases and security failure modes
  • Compare outputs from multiple frontier models

Requirements summary:

  • 2+ years of professional security engineering experience
  • Experience in application, cloud, infrastructure or vulnerability security
  • Regular use of AI coding agents
  • Ability to identify flaws in model-generated code
  • Experience securing production systems (preferred)

Tools & skills

CursorClaude CodeCodexWindsurfGemini CLI
Source and dates

Source type not verified · manatal

Employer posting date
Not provided
First seen by our source
2026-10-18
Source record updated
2026-10-18

These dates describe the source record, not a live verification that the employer is still hiring. Check the original posting.

Job details

SeniorityMid level
Experience2+ years
Travelair: none · ground: none
Work settingHome
PositionMostly sitting
Physical demandsphysical low · computer high
LanguagesEnglish

Summary and details written by AI from the posting; the employer’s posting is the authority.

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Mercor

Saved company profile

Historical company information from a saved The Jobs API profile (LinkedIn/Crunchbase fields). It is not live-verified; figures may have changed. Missing values remain unknown.

We connect human expertise with leading AI labs and enterprises to train frontier models.

Full company description

Mercor is defining the future of work. We connect human expertise with leading AI labs and enterprises to train frontier models.

LinkedIn followers
654,507
People associated on LinkedIn
5,250
Reported office locations
  • San Francisco, California 94105, US
Business categories
  • Employment
  • Software
  • Recruiting
  • Data Collection and Labeling
  • Artificial Intelligence (AI)
  • Machine Learning
Other recorded names
  • Mercor
Profile identifies a recruitment agency
Yes
Reported total investment
483,600,000

Currency and observation date were not supplied; this is not a current valuation or a funding round.

View all jobs Website

Mercor is defining the future of work. We connect human expertise with leading AI labs and enterprises to train frontier models.

FieldValue
IndustrySoftware Development
Company size51-200 employees
HeadquartersSan Francisco, California
Organization typePrivately Held
Year founded2023
Open jobs on Jobsy1,626
LinkedInView page
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

Role 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.

Application Process (Takes 20–30 mins to complete)

  • Upload resume
  • AI interview based on your resume
  • Submit form

Resources & Support

  • For details about the interview process and platform information, please check: https://talent.docs.mercor.com/welcome
  • For any help or support, reach out to: [email protected]

PS: Our team reviews applications daily. Please complete your AI interview and application steps to be considered for this opportunity.

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