diff --git a/jenkins-jobs b/jenkins-jobs
index a57ee12d2..bce401825 100755
--- a/jenkins-jobs
+++ b/jenkins-jobs
@@ -4,6 +4,13 @@ import jenkins_jobs.builder
 import argparse
 import ConfigParser
 import logging
+import sys
+
+
+def confirm(question):
+    answer = raw_input('%s (Y/N): ' % question).upper().strip()
+    if not answer == 'Y':
+        sys.exit('Aborted')
 
 
 def main():
@@ -20,6 +27,9 @@ def main():
     parser_test.add_argument('name', help='name of job', nargs='?')
     parser_delete = subparser.add_parser('delete')
     parser_delete.add_argument('name', help='name of job', nargs='+')
+    subparser.add_parser('delete-all',
+            help='Delete *ALL* jobs from Jenkins server, including those '
+                 'jobs not managed Jenkins Job Builder.')
     parser.add_argument('--conf', dest='conf', help='Configuration file')
     parser.add_argument('-l', '--log_level', dest='log_level', default='info',
                         help="Log level (default: %(default)s)")
@@ -52,6 +62,11 @@ def main():
         for job in options.name:
             logger.info("Deleting job {0}".format(job))
             builder.delete_job(job)
+    elif options.command == 'delete-all':
+        confirm('Sure you want to delete *ALL* jobs from Jenkins server?\n'
+                '(including those not managed by Jenkins Job Builder)')
+        logger.info("Deleting all jobs")
+        builder.delete_all_jobs()
     elif options.command == 'update':
         logger.info("Updating jobs in {0} ({1})".format(options.path,
                           options.name))
diff --git a/jenkins_jobs/builder.py b/jenkins_jobs/builder.py
index d25853fb7..c35e9aeda 100644
--- a/jenkins_jobs/builder.py
+++ b/jenkins_jobs/builder.py
@@ -241,6 +241,9 @@ class Jenkins(object):
         if self.is_job(job_name):
             self.jenkins.delete_job(job_name)
 
+    def get_jobs(self):
+        return self.jenkins.get_jobs()
+
 
 class Builder(object):
     def __init__(self, jenkins_url, jenkins_user, jenkins_password,
@@ -254,6 +257,11 @@ class Builder(object):
         if(self.cache.is_cached(name)):
             self.cache.set(name, '')
 
+    def delete_all_jobs(self):
+        jobs = self.jenkins.get_jobs()
+        for job in jobs:
+            self.delete_job(job['name'])
+
     def update_job(self, fn, name=None, output_dir=None):
         if os.path.isdir(fn):
             files_to_process = [os.path.join(fn, f)