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ATS Resume Keywords for Customer Service Reps

The keywords, tips, and mistakes that decide whether a customer service rep resume gets past the ATS.

Customer service resumes are screened for the tools, metrics, and skills employers value most. To pass the ATS, mirror the support platforms and service terms in the posting, backed by numbers. These are the ATS keywords, resume tips, and mistakes to avoid for a customer service resume.

Top ATS keywords for a customer service rep resume

These are the skills, tools, and terms applicant tracking systems most often scan for in customer service rep applications. Include the ones you genuinely have, using the same wording as the job description.

Customer supportCRM softwareZendeskConflict resolutionTicketing systemsLive chat supportCall handlingComplaint resolutionProduct knowledgeCustomer satisfaction (CSAT)UpsellingMulti-line phone systems

Resume tips for customer service reps

  • Name the support tools and CRMs you use (Zendesk, Salesforce, live chat).
  • Quantify your volume and results: tickets handled, CSAT, or resolution time.
  • Use the exact service terms from the posting (conflict resolution, ticketing).
  • Show reliability and any recognition you earned.

Common resume mistakes to avoid

  • ×Listing soft skills with no evidence or numbers behind them.
  • ×Skipping the specific tools and systems recruiters filter for.
  • ×Burying metrics in dense paragraphs instead of clear bullets.

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Writing the rest of your application? See our customer service repcover letter example →