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Marketing Proofreader Jobs in California (NOW HIRING)

Innovision LLC

Proofreader

San Diego, CA · On-site

$18 - $21.64/hr

Proofreader InnoVision Marketing Group San Diego, CA | Mandatory In-Office At InnoVision Marketing Group, proudly known as The Anti-Agency™, details matter. A single typo, formatting issue, or ...

New

Island Grad Inc

Proofreader

San Bernardino, CA

Island Grad Inc. is seeking a detail-oriented Proofreader to review and edit written materials for ... Review marketing materials, newsletters, reports, educational resources, and digital content before ...

Equiniti

Proofreader

El Segundo, CA · On-site

$25/hr

Summary As a Proofreader on the global Editorial team, you will play a key role in helping drive ... Marketing or related field required. Equivalent work experience in a similar position may be ...

Equiniti

Proofreader

El Segundo, CA · Hybrid

$25/hr

Summary As a Proofreader on the global Editorial team, you will play a key role in helping drive ... Marketing or related field required. Equivalent work experience in a similar position may be ...

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Marketing Proofreader information

What does a marketing proofreader do?

A Marketing Proofreader reviews and edits marketing materials to ensure accuracy, consistency, and adherence to brand guidelines. They check for spelling, grammar, punctuation, and formatting errors in content such as advertisements, emails, brochures, and social media posts. Their role is essential in maintaining a professional image for the company and ensuring that all marketing communications are clear and error-free. Additionally, they may collaborate with writers, designers, and marketing managers to clarify messaging and improve overall quality.

How does a marketing proofreader typically collaborate with content creators and designers?

As a Marketing Proofreader, you’ll work closely with content writers, graphic designers, and marketing managers to ensure all messaging is clear, accurate, and on-brand. You may review copy drafts, provide feedback on tone and grammar, and check for consistency across various marketing materials. Collaboration often involves participating in project meetings, using document management tools to track revisions, and communicating directly with team members to clarify messaging or resolve ambiguities. This role requires both attention to detail and strong interpersonal skills to maintain a smooth workflow and uphold quality standards.

What are the key skills and qualifications needed to thrive as a marketing proofreader, and why are they important?

To thrive as a Marketing Proofreader, you need exceptional grammar, spelling, and punctuation skills along with a keen eye for detail, often supported by a degree in English, communications, or a related field. Familiarity with style guides (such as AP or Chicago), content management systems, and proofreading tools like Adobe Acrobat or Microsoft Word's track changes feature is typically required. Strong organizational skills, time management, and effective communication help you collaborate with marketing teams and handle multiple deadlines. These competencies ensure marketing materials are accurate, consistent, and professional, protecting brand reputation and enhancing campaign effectiveness.

What is the difference between Marketing Proofreader vs Content Writer?

AspectMarketing ProofreaderContent Writer
Primary RoleReviewing and editing marketing materials for grammar, style, and accuracyCreating original content for marketing campaigns, blogs, and social media
Skills & CredentialsStrong editing skills, attention to detail, familiarity with marketing languageExcellent writing skills, creativity, SEO knowledge
Work EnvironmentMarketing teams, advertising agencies, publishingContent marketing teams, digital agencies, freelance

While both roles support marketing efforts, a Marketing Proofreader focuses on refining existing content for clarity and correctness, whereas a Content Writer creates new content to engage audiences. Understanding these differences helps employers and job seekers target the right skills and responsibilities.

What are popular job titles related to Marketing Proofreader jobs in California? For Marketing Proofreader jobs in California, the most frequently searched job titles are:
What job categories do people searching Marketing Proofreader jobs in California look for? The top searched job categories for Marketing Proofreader jobs in California are:
Marketing Proofreader jobs near you
Infographic showing various Marketing Proofreader job openings in California as of August 2026, with employment types broken down into 1% Internship, 84% Full Time, 11% Part Time, 2% Temporary, and 2% Contract. Highlights an 84% Physical, 3% Hybrid, and 13% Remote job distribution.

Proofreader

Innovision LLC

San Diego, CA • On-site

$18 - $21.64/hr

Full-time

Posted 2 days ago

New

Job description

ProofreaderInnoVision Marketing Group

San Diego, CA | Mandatory In-Office

At InnoVision Marketing Group, proudly known as The Anti-Agency™, details matter. A single typo, formatting issue, or missed inconsistency can impact how a brand is perceived. We are looking for a Proofreader who understands that precision is not a small thing. It is part of the standard.

This role is responsible for reviewing and quality-checking a wide range of materials across digital, print, broadcast, social media, presentations, websites, proposals, and client communications. The ideal candidate is highly detail-oriented, organized, and takes genuine pride in catching the things others miss.

This is a critical role within the organization. The Proofreader serves as one of the final layers of quality control before work leaves the building.

What You’ll Do

As a Proofreader, you will work closely with creative, account service, media, digital, PR, and production teams to ensure all deliverables are accurate, polished, and client-ready.

Your responsibilities include:
  • Proofreading and qualitychecking creative materials across print, digital, broadcast, social, presentations, websites, and internal communications
  • Reviewing spelling, grammar, punctuation, syntax, formatting, consistency, and brand standards
  • Ensuring accuracy of phone numbers, URLs, disclaimers, legal copy, dates, pricing, and callstoaction
  • Verifying consistency in tone, messaging, capitalization, spacing, and style usage
  • Reviewing layouts and visual executions for alignment between copy and design
  • Checking revisions carefully to ensure requested edits were completed correctly
  • Supporting quality assurance processes before materials are released or published
  • Communicating corrections clearly and professionally with internal teams
  • Maintaining awareness of clientspecific preferences, standards, and style guidelines
  • Assisting with final review of presentations, proposals, and important outbound communications

    • This role requires someone who can stay focused, methodical, and highly accurate in a fast-paced environment with multiple deadlines and moving parts.

    What Makes a Great Team Member at InnoVision Marketing Group

    We can teach process. We cannot teach discipline or attention to detail. The people who thrive in this role consistently demonstrate:

  • Exceptional attention to detail
  • Strong command of grammar, punctuation, and language mechanics
  • Patience and consistency in repetitive review work
  • Accountability and followthrough
  • Calm focus under pressure and tight deadlines
  • Professional communication skills
  • Strong organizational habits
  • Pride in accuracy and quality control
  • Teamfirst mentality
  • High integrity and discretion

    • This person must genuinely care about getting things right.

    Experience & Skills
  • Prior proofreading, copyediting, quality control, or related experience preferred
  • Strong understanding of grammar, spelling, punctuation, and AP style principles
  • Ability to review both longform and shortform content accurately
  • Comfort reviewing materials across multiple formats and platforms
  • Familiarity with Microsoft Office, Google Workspace, PDFs, presentation decks, websites, and digital content environments
  • Experience with AirTable management software is a plus
  • Ability to multitask and prioritize in a deadlinedriven environment
  • Agency, publishing, media, or marketing experience is a plus
    • Work Expectations
  • Fulltime, mandatory inoffice role
  • Ability to manage multiple reviews and deadlines simultaneously
  • Occasional extended hours may be required during highvolume periods
    • Growth Opportunity

    For individuals who demonstrate exceptional consistency, ownership, and operational strength, this role offers opportunity for expanded responsibility within quality assurance, content review, and cross-department workflow support as InnoVision Marketing Group continues to grow.

    Why InnoVision Marketing Group

    At InnoVision Marketing Group, precision matters because details shape perception. We believe extraordinary work requires extraordinary attention to detail at every level.

    If you take pride in accuracy, notice the things others overlook, and want to be part of a team that holds itself to a high standard, we want to meet you.

Apply