diff --git a/vars/pgrep_proc.groovy b/vars/pgrep_proc.groovy
new file mode 100644
index 0000000..bf6fa9a
--- /dev/null
+++ b/vars/pgrep_proc.groovy
@@ -0,0 +1,73 @@
+#!/usr/bin/env groovy
+// -----------------------------------------------------------------------
+// Copyright 2021-2023 Open Networking Foundation (ONF) and the ONF Contributors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// -----------------------------------------------------------------------
+// Install the voltctl command by branch name "voltha-xx"
+// -----------------------------------------------------------------------
+
+// -----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+String getIam(String func) {
+    // Cannot rely on a stack trace due to jenkins manipulation
+    String src = 'vars/pgrep_proc.groovy'
+    String iam = [src, func].join('::')
+    return iam
+}
+
+// -----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+Boolean process(String proc) {
+    String iam  = getIam('process')
+    Boolean ans = true
+
+    println("** ${iam}: ENTER")
+
+    String cmdFull = "pgrep --list-full '${proc}'"
+    String cmd = """if [[ \$(pgrep --count "${proc}") -gt 0 ]]; then ${cmdFull}; fi"""
+
+    println(" ** Running: ${cmd}")
+    sh(
+        label  : 'pgrep_proc', // jenkins usability: label log entry 'step'
+        script : "${cmd}",
+    )
+
+    println("** ${iam}: LEAVE")
+    return(ans)
+}
+
+// -----------------------------------------------------------------------
+// Install: Jenkins/groovy callback for installing the kind command.
+//    o Paramter branch is passed but not yet used.
+//    o Installer should be release friendly and checkout a frozen version
+// -----------------------------------------------------------------------
+def call(String proc) {
+    String iam = getIam('main')
+
+    println("** ${iam}: ENTER")
+
+    try {
+        process(proc)
+    }
+    catch (Exception err) {
+        println("** ${iam}: EXCEPTION ${err}")
+        throw err
+    }
+    finally {
+        println("** ${iam}: LEAVE")
+    }
+    return
+}
+
+// [EOF]