Copy Editor Experts (American English)

1. Role Overview

Mercor is seeking an experienced English Copy Editor to support high-quality written content across a range of AI training initiatives. This role is ideal for a detail-oriented language professional who can ensure clarity, consistency, grammatical precision, and stylistic excellence across complex written materials.

We are looking for someone who demonstrates exceptional command of English, strong editorial judgment, and a meticulous eye for detail. This role requires consistent engagement and reliability over time.

2. Key Responsibilities

Edit and proofread written content for grammar, spelling, punctuation, syntax, and clarity

Ensure consistency in tone, style, formatting, and terminology across documents

Improve structure, readability, and logical flow without altering intended meaning

Identify ambiguities, inconsistencies, and factual or structural issues

Enforce style guide adherence and maintain high editorial standards

Flag unclear instructions, weak reasoning, or editorial risks in source material

Provide thoughtful feedback to improve overall content quality

3. Ideal Qualifications

5+ years of proven professional experience in copy editing, proofreading, journalism, publishing, technical editing, or a related field

Exceptional written and grammatical command of English (native or near-native proficiency required)

Demonstrated history of high-precision editorial work with minimal error rates

Extremely high attention to detail and ability to catch subtle inconsistencies

Strong familiarity with style guides (e.g., Chicago, AP, MLA, or equivalent)

Ability to work independently while maintaining consistent quality standards

Reliable availability and consistent engagement

4. More About the Opportunity

Minimum commitment: 20 hours per week

Ongoing, consistent engagement expected

Work involves reviewing and refining high-volume written material

5. Application Process

Submit your resume highlighting relevant editorial experie