diff --git a/test/unit/test_utils_converters.py b/test/unit/test_utils_converters.py
new file mode 100644
index 000000000..ebb495555
--- /dev/null
+++ b/test/unit/test_utils_converters.py
@@ -0,0 +1,47 @@
+# This code is part of Qiskit.
+#
+# (C) Copyright IBM 2022.
+#
+# This code is licensed under the Apache License, Version 2.0. You may
+# obtain a copy of this license in the LICENSE.txt file in the root directory
+# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
+#
+# Any modifications or derivative works of this code must retain this
+# copyright notice, and modified files need to carry a notice indicating
+# that they have been altered from the originals.
+
+"""Tests for the methods utils.converters file."""
+
+from qiskit_ibm_provider.exceptions import IBMInputValueError
+from qiskit_ibm_provider.utils.converters import hms_to_seconds
+from ..ibm_test_case import IBMTestCase
+
+
+class TestUtilsConverters(IBMTestCase):
+    """Tests for the methods utils.converters file."""
+
+    def test_hms_to_seconds(self):
+        """Test converting hours minutes seconds (string) to seconds (int)."""
+        valid_strings = [
+            ("2h", 7200),
+            ("50m", 3000),
+            ("20s", 20),
+            ("1h 30m", 5400),
+            ("3h 30m 30s", 12630),
+            ("3h 30s", 10830),
+            ("3h30m30s", 12630),
+        ]
+        invalid_strings = [
+            "2d",
+            "24h",
+            "60m",
+            "60s",
+            "2w",
+        ]
+        for valid_string in valid_strings:
+            with self.subTest(valid_string=valid_string):
+                self.assertEqual(hms_to_seconds(valid_string[0]), valid_string[1])
+        for invalid_string in invalid_strings:
+            with self.subTest(invalid_string=invalid_string):
+                with self.assertRaises(IBMInputValueError):
+                    hms_to_seconds(invalid_string)