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How to Hire Call Center Employees Who Stay Past 90 Days

To hire call center employees who stay, decide first whether the role is inbound, outbound or blended, then screen by phone, run a short mock call that matches the real work, and be exact about schedules and remote rules before you make an offer. When new agents leave early, the reason is often a gap between the job they pictured and the one they started, so the hiring process should show them the real job.

The steps below cover role definition, which assessments are worth using, a mock call you can adapt, schedule and remote-work questions, and how to support new agents through training and nesting.

By Optihire Staffing Editorial Team

6 min read

Customer service representative in a headset on a call at his desk

Inbound vs outbound vs blended roles

These are different jobs, and a great inbound agent can be miserable on outbound. Decide which one you are hiring for and say so in the job title and the first line of the post.

  • Inbound agents take calls from customers who already have a question or a problem: billing, orders, account changes, technical help. You are hiring for patience, accuracy and calm under a queue.
  • Outbound agents make calls to people who did not ask to hear from you: sales, renewals, collections, appointment setting, surveys. You are hiring for resilience after rejection and comfort with targets.
  • Blended agents do both, often switching by time of day or queue volume. Tell candidates the rough split.

Also write down the channels (phone only, or chat and email too), the systems they will use, the targets they will be measured on, and the pay. The Bureau of Labor Statistics reports a median wage of $21.53 an hour for customer service representatives in May 2025 (BLS Occupational Outlook Handbook). Treat it as a national reference and check local postings.

Pre-hire assessments that matter

Assessments can save interview time, but only if they test what the job needs. The EEOC says a test or selection procedure must be job-related, and that employers should make sure tests are properly validated for the positions and purposes they are used for. Title VII bars tests that disproportionately exclude people in a protected group unless the test is job-related, and you must provide reasonable accommodations in how tests are given to applicants with a disability.

The most useful checks look like the work itself:

  • A typing or data-entry check if agents type notes while talking, set to a speed your agents actually need.
  • A short system navigation task if the job involves moving between several screens during a call.
  • A written response to a sample customer email or chat, if the role includes those channels.
  • A language check for bilingual roles, done by someone fluent, in the language the agent will use.
  • The mock call below, which shows more than any of the others.

Keep the same assessments for every candidate in the role, and drop any test you cannot connect to a specific task in the job description.

Run a mock call

A ten-minute role play tells you how a candidate sounds to a customer. Do it by phone rather than face to face, because that is how customers will hear them. Use a scenario from your own queue and give the candidate a one-page fact sheet a few minutes beforehand.

Inbound example

"I was charged twice for my order and I want my money back today." The interviewer plays a frustrated customer, interrupts once, and asks for a supervisor near the end.

Outbound example

"You are calling a past customer to offer a service renewal." The interviewer is polite but says no twice, then asks a question the fact sheet does not answer.

What to score

  • Opening: a clear greeting and a quick check of who they are speaking to.
  • Listening: lets the customer finish and repeats the problem back accurately.
  • Tone: stays warm and steady when interrupted or turned down.
  • Accuracy: uses the fact sheet correctly and does not invent an answer when it is missing.
  • Control: moves the call toward a resolution or a clear next step.
  • Close: confirms what happens next and ends politely.

Score each item from 1 to 3 and ask the candidate afterward what they would do differently. The answer gives you an early read on how they will take coaching.

Be exact about schedules and remote rules

Schedule surprises are easy to prevent before the offer. BLS notes that some call centers are open 24 hours a day, so early-morning or late-night shifts come with many of these jobs.

  • Give the actual shift, the days off, and whether schedules rotate or change with forecasts.
  • Say whether the training schedule differs from the regular schedule. A daytime training class followed by an evening shift can catch new hires off guard.
  • Explain how time off, breaks and schedule adherence work.
  • For remote agents: the internet speed and equipment you require, whether you supply a headset and computer, the quiet-workspace rule, and the states you can hire in.

Remote hiring changes the paperwork too. Employers in good standing with E-Verify can use DHS's alternative procedure for remote examination of Form I-9 documents, which requires examining copies of the documents and a live video interaction with the employee. Employers who do not qualify must examine the documents in person.

Nesting and early attrition

BLS says most customer service representatives get short-term on-the-job training that typically lasts 2 to 4 weeks, with longer training in regulated fields such as finance and insurance. Nesting, the period when new agents take live calls with extra support, is when they find out whether they can handle the job at full speed.

  • Keep each training class to a size where the trainer knows every new hire by name.
  • During nesting, give new agents easier call types first and a named person to ask for help in real time.
  • Set targets that ramp up over the first weeks instead of applying full targets on day one.
  • Review a few calls with each new agent every week, starting with what they did well.
  • Hold a short check-in at the end of training and again at 30, 60 and 90 days. Ask what is harder than they expected.

Our guide to reducing early turnover among hourly employees has more on the first weeks, and our article on writing a frontline job description shows how to set expectations in the post itself.

How Optihire Staffing can help you hire call center agents

Optihire Staffing recruits call center agents and customer service representatives for employers across the United States, on site or remote. Every candidate is screened by phone, so we hear how they actually sound to a customer before you do. One recruiter learns your queue, schedules, systems and targets, and you receive a shortlist with a short note on why each person fits.

For a training class with several seats, one brief covers every opening. With contingency recruitment, you pay a recruitment fee only when a successful candidate is hired, under terms agreed in writing before any work starts. Submit your hiring requirements, or see our customer service recruitment page.

Hiring for customer service roles?

Tell us about the role and we will come back with screened candidates. With contingency recruitment, you pay only when a successful candidate is hired, subject to agreed terms.

Frequently asked questions

Define whether the role is inbound, outbound or blended, post the pay and real schedule, screen by phone, and run a short mock call based on your own queue. Use only assessments that match tasks in the job, and support new agents closely through training and nesting.

How the candidate sounds on the phone, how well they listen and repeat the problem back, whether they stay calm when interrupted or turned down, and whether they use the information they have without inventing answers. A mock call by phone shows all of these.

Interviews and mock calls work well by phone and video. For Form I-9, employers in good standing with E-Verify can use the DHS alternative procedure for remote document examination. Employers who do not qualify must examine the documents in person.

BLS says most customer service representatives get on-the-job training that typically lasts 2 to 4 weeks, with longer training in fields like finance and insurance. Nesting on live calls usually follows classroom training.
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