How to Coach an Underperforming Employee

You have someone on your team who used to be solid—or who you hoped would be solid—and the results just aren’t there. You’ve dropped hints. You’ve maybe even had “the talk.” Nothing’s changed. Now you’re stuck between two bad options: keep tolerating it, or start documenting toward a termination you don’t actually want.

There’s a third path, and it’s the one most managers were never taught: coach the person back. Done right, coaching an underperforming employee isn’t a confrontation. It’s a conversation that helps a capable person see one thing clearly and decide to change it themselves.

Here’s how to do it.

First, Get Honest About What “Underperformance” Actually Is

Before you coach anyone, separate the problem into one of three buckets:

• A skill gap — they don’t know how to do the thing well. Coaching and training fix this.
• A will gap — they know how, but they’re not motivated, checked out, or quietly resentful. A conversation fixes this (or surfaces that they need to move on).
• A clarity gap — they genuinely don’t know what “good” looks like, because nobody ever defined it. This is the most common one, and it’s a manager problem, not an employee problem.

Most “performance problems” are actually clarity problems wearing a costume. If you’ve never explicitly told someone what great looks like in their role, you don’t have an underperformer—you have an under-communicated expectation. Fix that first.

The Mistake Almost Every Manager Makes

When performance dips, the instinct is to pile on. You list every issue you’ve noticed over the last three months. You bring up the missed deadline and the sloppy report and the thing they said in the meeting. You think you’re being thorough.

What you’re actually doing is overwhelming them. When a person hears five problems at once, they don’t fix five things. They get defensive, shut down, and fix nothing. Worse, they leave the conversation feeling like they are the problem—not their behavior.

The fix is counterintuitive: coach one behavior at a time. One. Find the single change that would make the biggest difference, and make that the whole conversation.

A 5-Step Framework for Coaching Underperformance

This is the COACH method—a simple, repeatable structure for the kind of 1:1 conversation that actually changes behavior. It works because it leads with safety and curiosity instead of judgment.

C — Come Prepared: Find the One Behavior

Before the conversation, do your homework. Look at the patterns, not the one-off bad day. Ask yourself: If this person changed one behavior, which one would unlock the most improvement?

Maybe it’s that they don’t ask for help until a project is already on fire. Maybe it’s that they go quiet under pressure instead of flagging risk. Pick the one with the highest leverage. Write it down in a single sentence. If you can’t say it in one sentence, you’re not ready to have the conversation.

O — Open: Make It Safe

People can’t hear feedback when they feel attacked. Open the conversation by lowering the threat level. That doesn’t mean sugarcoating—it means signaling that you’re on their side.

Try: “I want to talk through something I’ve noticed, because I think you’re capable of more than what’s showing up right now, and I want to help you get there.” That sentence does two things: it names that there’s a gap, and it makes clear you believe in them. Belief is the thing that makes someone willing to look at hard truth.

A — Ask: Explore Together

Here’s where most managers blow it—they lecture. Instead, ask questions and actually listen. “How do you think the project went?” “Where do you feel stuck?” “What’s getting in the way?”

You’re not interrogating. You’re exploring. Often the employee names the exact problem you were going to raise—and when they say it, they own it. People don’t argue with their own conclusions. This is also where you discover whether you’re dealing with a skill gap, a will gap, or a clarity gap.

C — Confirm: Name the Change

Now align on what needs to change. Say it back together, plainly: “So it sounds like the real issue is that work piles up because problems aren’t surfaced early. Does that feel right to you?”

Get an explicit yes. A change nobody named out loud isn’t a change—it’s a hope. Confirming turns a vague “do better” into a specific, shared understanding of the one behavior you’re both now working on.

H — Hardwire: SMART Goal + Follow-Up

A conversation without a next step is just a nice chat. Lock it in with a small, specific, measurable commitment and a date to check back. “For the next two weeks, let’s agree you’ll flag any blocker within 24 hours of hitting it. I’ll check in next Friday on how that’s going.”

The follow-up is non-negotiable. It’s what tells the employee you’re serious and that you’ll be there to support the change—not just to inspect it.

A Quick Before-and-After

To see how much the framing matters, compare the two ways the same conversation usually goes.

The version that fails: “We need to talk about your performance. You missed the Thompson deadline, the last report had errors, you’ve been quiet in meetings, and honestly the quality just isn’t where it needs to be. You’ve got to turn this around.” The employee hears an avalanche, picks the one accusation they can argue with, and spends the rest of the conversation defending themselves. Nothing changes.

The COACH version: “I want to talk through something, because I think you’re capable of more than what’s showing up right now. I’ve noticed work tends to come together at the last minute and under stress—what’s your read on that?” The employee, given room, admits they’ve been afraid to flag problems early. Now you’re not fighting—you’re solving. You name the change together, set a small commitment, and put a date on the calendar to check in.

Same manager. Same problem. Same employee. The only difference is the structure of the conversation—and that difference is everything.

What If They Don’t Improve?

Sometimes you’ll coach with skill, with care, and with a clear plan—and the person still doesn’t change. That’s not a failure. That’s information.

When you’ve genuinely coached someone and they haven’t moved, one of two things is true: the role isn’t right for them, or they’ve decided not to do the work. Either way, you now have a clear conscience and a clear record. You can move toward a harder decision knowing you led with development, not documentation. That clarity is a gift to both of you.

But here’s what experienced managers know: when coaching is done this way, most people do improve. The reason most performance problems fester for months isn’t that the employee is hopeless. It’s that nobody ever had a clean, one-behavior, safe conversation with them. You just did.

Make This a Repeatable Habit, Not a Heroic Event

The managers who develop people consistently don’t white-knuckle their way through one dramatic conversation. They run small, structured coaching conversations regularly, so problems get addressed at “minor adjustment” size instead of “performance plan” size.

That’s exactly what the COACH Kit is built to give you: the scripts, the question banks, and the one-page conversation guide for each step above, so you can walk into any 1:1 and know exactly what to say. It’s a one-time $99 toolkit—built for managers who manage people but were never actually taught how to develop them.

If you’ve got someone you’ve been meaning to coach, don’t make it a confrontation. Make it a COACH conversation. Find the one behavior, make it safe, explore together, name the change, and hardwire it. That’s how capable people get back on track—and how you become the kind of manager people are glad they worked for.

Get the COACH Kit →