diff --git a/src/features/instance/config/users/constants/tableDefinition.test.tsx b/src/features/instance/config/users/constants/tableDefinition.test.tsx
new file mode 100644
index 000000000..439018298
--- /dev/null
+++ b/src/features/instance/config/users/constants/tableDefinition.test.tsx
@@ -0,0 +1,79 @@
+/**
+ * @vitest-environment jsdom
+ */
+import { SimpleBrowseDataTable } from '@/components/SimpleBrowseDataTable';
+import { LocalUser } from '@/integrations/api/api.patch';
+import { act, cleanup, fireEvent, render, screen } from '@testing-library/react';
+import { afterEach, describe, expect, it } from 'vitest';
+import { dataTableColumns } from './tableDefinition';
+
+afterEach(() => cleanup());
+
+const CREATED = 1_700_000_000_000;
+
+function user(username: string, role: string, createdOffset = 0): LocalUser {
+	return {
+		username,
+		active: true,
+		role: { id: `role-${role}`, role, permission: {}, __createdtime__: CREATED, __updatedtime__: CREATED },
+		__createdtime__: CREATED + createdOffset,
+		__updatedtime__: CREATED + createdOffset,
+	};
+}
+
+function renderedUsernames() {
+	return Array.from(document.querySelectorAll('tbody tr')).map((row) => row.querySelector('td')?.textContent);
+}
+
+/** As the Users page renders it, including its initial username sort. */
+function renderUsers(users: LocalUser[]) {
+	render(
+		<SimpleBrowseDataTable
+			columns={dataTableColumns}
+			data={users}
+			sortingState={[{ id: 'username', desc: false }]}
+			filter={{ label: 'Filter users' }}
+			paginated
+		/>,
+	);
+}
+
+async function typeFilter(text: string) {
+	await act(async () => {
+		fireEvent.change(screen.getByRole('searchbox', { name: 'Filter users' }), { target: { value: text } });
+	});
+}
+
+describe('instance users table columns', () => {
+	it('filters by username and role, but not by the active flag or the timestamps', async () => {
+		renderUsers([user('admin', 'super_user'), user('reader', 'read_only'), user('etl-bot', 'writer')]);
+
+		await typeFilter('READ');
+		expect(renderedUsernames()).toEqual(['reader']);
+
+		await typeFilter('writer');
+		expect(renderedUsernames()).toEqual(['etl-bot']);
+
+		// Every user is active and shares one timestamp prefix, so either would match the whole list.
+		await typeFilter('true');
+		expect(screen.getByText('No results.')).toBeTruthy();
+		await typeFilter(String(CREATED).slice(0, 6));
+		expect(screen.getByText('No results.')).toBeTruthy();
+	});
+
+	it('sorts by role, and by when the user was created', () => {
+		renderUsers([
+			user('carol', 'writer', 2_000),
+			user('alice', 'super_user', 3_000),
+			user('bob', 'read_only', 1_000),
+		]);
+
+		expect(renderedUsernames()).toEqual(['alice', 'bob', 'carol']);
+
+		fireEvent.click(screen.getByRole('button', { name: 'Role' }));
+		expect(renderedUsernames()).toEqual(['bob', 'alice', 'carol']);
+
+		fireEvent.click(screen.getByRole('button', { name: 'Created' }));
+		expect(renderedUsernames()).toEqual(['bob', 'carol', 'alice']);
+	});
+});
diff --git a/src/features/instance/config/users/constants/tableDefinition.ts b/src/features/instance/config/users/constants/tableDefinition.ts
index b4c2cc3cc..e52174b5d 100644
--- a/src/features/instance/config/users/constants/tableDefinition.ts
+++ b/src/features/instance/config/users/constants/tableDefinition.ts
@@ -1,40 +1,40 @@
 import { LocalUser } from '@/integrations/api/api.patch';
-import { ColumnDef, createColumnHelper } from '@/lib/table';
+import { ColumnDef } from '@/lib/table';
 import { translateSecondsToAgo } from '@/lib/translateSecondsToAgo';
 
-const columnHelper = createColumnHelper<LocalUser>();
-
 export const dataTableColumns: Array<ColumnDef<LocalUser>> = [
 	{
 		header: 'Username',
 		accessorKey: 'username',
-		enableSorting: false,
+		enableSorting: true,
 	},
-	columnHelper.display({
+	{
 		header: 'Role',
-		enableSorting: false,
 		id: 'role',
-		cell: (props) => props.row.original.role.role,
-	}),
+		accessorFn: (user) => user.role.role,
+		enableSorting: true,
+	},
 	{
 		header: 'Active',
 		accessorKey: 'active',
-		enableSorting: false,
+		enableSorting: true,
 	},
-	columnHelper.display({
+	{
 		header: 'Created',
-		enableSorting: false,
-		id: '__createdtime__',
+		accessorKey: '__createdtime__',
+		enableSorting: true,
+		enableGlobalFilter: false,
 		cell: (props) =>
 			translateSecondsToAgo(
 				(Date.now() - props.row.original.__createdtime__) / 1000,
 				props.row.original.__createdtime__,
 			),
-	}),
+	},
 	{
 		header: 'Updated',
 		accessorKey: '__updatedtime__',
-		enableSorting: false,
+		enableSorting: true,
+		enableGlobalFilter: false,
 		cell: (props) =>
 			translateSecondsToAgo(
 				(Date.now() - props.row.original.__updatedtime__) / 1000,
diff --git a/src/features/instance/config/users/index.tsx b/src/features/instance/config/users/index.tsx
index 82e47ec72..c3964d8f6 100644
--- a/src/features/instance/config/users/index.tsx
+++ b/src/features/instance/config/users/index.tsx
@@ -86,6 +86,8 @@ export function ConfigUsersIndex() {
 				columns={dataTableColumns}
 				onRowClick={onRowClick}
 				sortingState={sortingState}
+				filter={{ label: 'Filter users', placeholder: 'Filter by username or role' }}
+				paginated
 			>
 				{/*<UploadCSVModal />*/}
 				{/*disabled={tableDataFetching}*/}