diff --git a/tools/internal_ci/linux/grpc_master.cfg b/tools/internal_ci/linux/grpc_master.cfg
index 7536a91a679e69159aa6423416c1f99a8015faf4..6c94c3b4d8fb1aa23ec29f0e74c684e698838e88 100644
--- a/tools/internal_ci/linux/grpc_master.cfg
+++ b/tools/internal_ci/linux/grpc_master.cfg
@@ -34,6 +34,6 @@ build_file: "grpc/tools/internal_ci/linux/grpc_master.sh"
 timeout_mins: 240
 action {
   define_artifacts {
-    regex: "**/sponge_log.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/linux/grpc_master.sh b/tools/internal_ci/linux/grpc_master.sh
index d01d6375e9a7fff8d8c571dcf252b5935cef2526..9ecf12395949fc2ed57348dc70884ae94f6a4316 100755
--- a/tools/internal_ci/linux/grpc_master.sh
+++ b/tools/internal_ci/linux/grpc_master.sh
@@ -45,6 +45,8 @@ ulimit -n 2000
 
 git submodule update --init
 
+# download docker images from dockerhub
+export DOCKERHUB_ORGANIZATION=grpctesting
 tools/run_tests/run_tests.py -l c -t -x sponge_log.xml || FAILED="true"
 
 # kill port_server.py to prevent the build from hanging
diff --git a/tools/internal_ci/linux/grpc_master_sanitizers.cfg b/tools/internal_ci/linux/grpc_master_sanitizers.cfg
new file mode 100644
index 0000000000000000000000000000000000000000..a2a9407128b3f6b53d1a4baeb5a461f1f987905b
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_master_sanitizers.cfg
@@ -0,0 +1,39 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/linux/grpc_master_sanitizers.sh"
+timeout_mins: 1440
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml"
+  }
+}
diff --git a/tools/internal_ci/linux/grpc_master_sanitizers.sh b/tools/internal_ci/linux/grpc_master_sanitizers.sh
new file mode 100644
index 0000000000000000000000000000000000000000..2cd0efe1588751db9332cb862424f57848854ee2
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_master_sanitizers.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+set -ex
+
+# change to grpc repo root
+cd $(dirname $0)/../../..
+
+git submodule update --init
+
+# download docker images from dockerhub
+export DOCKERHUB_ORGANIZATION=grpctesting
+tools/run_tests/run_tests_matrix.sh -f sanitizers linux
diff --git a/tools/internal_ci/linux/grpc_portability.cfg b/tools/internal_ci/linux/grpc_portability.cfg
new file mode 100644
index 0000000000000000000000000000000000000000..0c25661d624bdc5d825a269a64e4c20e10f8c9d6
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_portability.cfg
@@ -0,0 +1,39 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/linux/grpc_portability.sh"
+timeout_mins: 360
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml"
+  }
+}
diff --git a/tools/internal_ci/linux/grpc_portability.sh b/tools/internal_ci/linux/grpc_portability.sh
new file mode 100644
index 0000000000000000000000000000000000000000..c7ac3bbcbeeb3399c9675148bd474860baaadcb4
--- /dev/null
+++ b/tools/internal_ci/linux/grpc_portability.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+set -ex
+
+# change to grpc repo root
+cd $(dirname $0)/../../..
+
+git submodule update --init
+
+# download docker images from dockerhub
+export DOCKERHUB_ORGANIZATION=grpctesting
+tools/run_tests/run_tests_matrix.sh -f portability linux
diff --git a/tools/internal_ci/linux/grpc_portability_build_only.cfg b/tools/internal_ci/linux/grpc_portability_build_only.cfg
index ce5be5abe97d6dd06c2473bc482384121505b521..4d3dda4082234f9540e7fee0112e4a0567bcf71d 100644
--- a/tools/internal_ci/linux/grpc_portability_build_only.cfg
+++ b/tools/internal_ci/linux/grpc_portability_build_only.cfg
@@ -34,6 +34,6 @@ build_file: "grpc/tools/internal_ci/linux/grpc_portability_build_only.sh"
 timeout_mins: 180
 action {
   define_artifacts {
-    regex: "**report**.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/linux/grpc_portability_build_only.sh b/tools/internal_ci/linux/grpc_portability_build_only.sh
index ebdc0e82d767f5bbc71b3e496b0e63c39413665c..edd6f9168727a1d3534474b6f08d73cca37f2604 100644
--- a/tools/internal_ci/linux/grpc_portability_build_only.sh
+++ b/tools/internal_ci/linux/grpc_portability_build_only.sh
@@ -37,5 +37,4 @@ git submodule update --init
 
 # download docker images from dockerhub
 export DOCKERHUB_ORGANIZATION=grpctesting
-
-tools/jenkins/run_jenkins_matrix.sh -f portability linux --build_only
+tools/run_tests/run_tests_matrix.sh -f portability linux --build_only
diff --git a/tools/internal_ci/linux/grpc_pull_request_sanity.cfg b/tools/internal_ci/linux/grpc_pull_request_sanity.cfg
index 511f2d6b35b3106048772c88e914a43c7bc100af..1abf6ac600b337385900b8591c62703779670bf3 100644
--- a/tools/internal_ci/linux/grpc_pull_request_sanity.cfg
+++ b/tools/internal_ci/linux/grpc_pull_request_sanity.cfg
@@ -34,6 +34,6 @@ build_file: "grpc/tools/internal_ci/linux/grpc_sanity.sh"
 timeout_mins: 30
 action {
   define_artifacts {
-    regex: "**/sponge_log.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/windows/grpc_master.cfg b/tools/internal_ci/windows/grpc_master.cfg
index f90af113085b6ee72505bbc7181d442b8beb5401..21a9d6a985de3bb27ea539217981d1d3c9a8caff 100644
--- a/tools/internal_ci/windows/grpc_master.cfg
+++ b/tools/internal_ci/windows/grpc_master.cfg
@@ -34,6 +34,6 @@ build_file: "grpc/tools/internal_ci/windows/grpc_master.bat"
 timeout_mins: 360
 action {
   define_artifacts {
-    regex: "**sponge_log.xml"
+    regex: "**/*sponge_log.xml"
   }
 }
diff --git a/tools/internal_ci/windows/grpc_portability_master.bat b/tools/internal_ci/windows/grpc_portability_master.bat
new file mode 100644
index 0000000000000000000000000000000000000000..b98c70146c45ea20d3c35701b21603d7e0c194fa
--- /dev/null
+++ b/tools/internal_ci/windows/grpc_portability_master.bat
@@ -0,0 +1,43 @@
+@rem Copyright 2017, Google Inc.
+@rem All rights reserved.
+@rem
+@rem Redistribution and use in source and binary forms, with or without
+@rem modification, are permitted provided that the following conditions are
+@rem met:
+@rem
+@rem     * Redistributions of source code must retain the above copyright
+@rem notice, this list of conditions and the following disclaimer.
+@rem     * Redistributions in binary form must reproduce the above
+@rem copyright notice, this list of conditions and the following disclaimer
+@rem in the documentation and/or other materials provided with the
+@rem distribution.
+@rem     * Neither the name of Google Inc. nor the names of its
+@rem contributors may be used to endorse or promote products derived from
+@rem this software without specific prior written permission.
+@rem
+@rem THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+@rem "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+@rem LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+@rem A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+@rem OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+@rem SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+@rem LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+@rem DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+@rem THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+@rem (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+@rem OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+@rem make sure msys binaries are preferred over cygwin binaries
+@rem set path to python 2.7
+set PATH=C:\tools\msys64\usr\bin;C:\Python27;%PATH%
+
+@rem enter repo root
+cd /d %~dp0\..\..\..
+
+git submodule update --init
+
+python tools/run_tests/run_tests_matrix.py -f portability windows -j 1 --inner_jobs 8 || goto :error
+goto :EOF
+
+:error
+exit /b %errorlevel%
diff --git a/tools/internal_ci/windows/grpc_portability_master.cfg b/tools/internal_ci/windows/grpc_portability_master.cfg
new file mode 100644
index 0000000000000000000000000000000000000000..10d8e9859108dbe83eec54371a90b07176324c36
--- /dev/null
+++ b/tools/internal_ci/windows/grpc_portability_master.cfg
@@ -0,0 +1,39 @@
+# Copyright 2017, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# Config file for the internal CI (in protobuf text format)
+
+# Location of the continuous shell script in repository.
+build_file: "grpc/tools/internal_ci/windows/grpc_portability_master.bat"
+timeout_mins: 360
+action {
+  define_artifacts {
+    regex: "**/*sponge_log.xml"
+  }
+}