Copyediting Quality Assurance Specialist

As a Creative QA Specialist, you will check and ensure the quality of all creative work, such as ads, marketing campaigns and design materials. You will work closely with our creative teams to make sure everything is accurate, consistent and meets our brand standards.

This role focuses on ensuring linguistic quality, brand consistency, and accurate content localization across digital assets. We are looking for candidates with a strong background in Proofreading, Copy Editing, Translation, or QA for localized content.

You will:

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Review localized content to ensure linguistic accuracy, clarity, and consistency.

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Perform proofreading and copy-editing tasks, correcting grammar, syntax, punctuation, and tone.

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Validate that all deliverables follow brand guidelines, including voice, terminology, and formatting.

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Conduct Image Match reviews to ensure visuals, text, and UI elements align with the source.

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Identify inconsistencies, mistranslations, and contextual errors in translated content.

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Comment out or suggest improvements to incorrect, unclear, or non-compliant copy.

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Collaborate with cross-functional teams to maintain quality across multiple languages and assets.

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Review creative content to ensure it is accurate and follows brand guidelines and project requirements.

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Test digital content to ensure it works properly on different devices and browsers.

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Proofread and edit written content to correct grammatical errors and typos.

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Collaborate with designers, copywriters, developers and project managers to deliver a polished final product.

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Provide feedback to creative teams and report any issues to be fixed before delivery.

• Use your knowledge of QA best practices to ensure high standards in all work.

You Have:

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Background in QA, translation, proofreading, copy editing, or linguistic review.

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Strong attention to detail and the ability to spot inconsistencies quickly.

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Excellent command of language mechanics, tone, grammar, and style.

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Experience working with brand guidelines or style guides.

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Ability to compare source vs. target content and identify discrepancies.

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Familiarity with visual QA tasks such as layout validation and image matching.

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Strong organizational skills and the ability to handle multiple deliverables.

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A proactive, quality-driven mindset with a focus on accuracy and brand alignment.

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Experience in a Creative QA role in advertising, marketing or creative industries.

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Excellent attention to detail and analytical skills.

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Strong collaboration skills and ability to work with different teams.

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Experience testing digital content on various devices and browsers.

• Advanced English Proficiency (C1 reading, writing, and conversation).

What We Offer:

• Maternity and parental leave extra days

• Competitive benefits packages

• Vacation, compassionate leave, sick days, and flex days

• Access to online services for families and new parents

• Diversity and Inclusion Board with 12 affinity groups

• Internal learning and development programs

• Enterprise-wide employee discounts

• And more…

The Talent Team at Critical Mass is focused on ensuring we provide the best training, onboarding, and employee experience possible! Our new hires & employees are the future of our organization, and we want to set you up for long-term success. In an effort to do so, we expect our team to work from an office a minimum of 3 days a week.

The ask stems from our want to:

• Strengthen opportunity for continuous learning

• Improve collaboration and team relationships.

• Increase employee engagement

This work model balances the need for individual flexibility while maintaining the relentless customer focus we provide at CM. We understand that not everyone may feel comfortable with this expectation, so we ask that you please let us know immediately if there are any concerns so we can help navigate accordingly.

Critical Mass is an equal opportunity employer.

The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com, omc.com and us.greenhouse-mail.io. We will not use apps such as Facebook Messenger, WhatsApp, or Google Hangouts for communicating with you. We will never ask you to send us money, technology, or anything else to work for our company. If you believe you are the victim of a scam, please review your local government consumer protections guidance and reach out to them directly.

If U.S. based: https://www.consumer.ftc.gov/articles/job-scams#avoid
If Canada based: https://www.canada.ca/en/services/finance/consumer-affairs.html
If U.K. based: https://www.gov.uk/consumer-protection-rights
If Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx