diff --git a/ansible/janus.sh b/ansible/janus.sh
index 69f8d2d..2776185 100755
--- a/ansible/janus.sh
+++ b/ansible/janus.sh
@@ -11,12 +11,16 @@ checkWorkdirExistsAndSetAsDefault
 
 ansible-galaxy collection install community.fqcn_migration
 
-pwd
-ls .
 if [ "${PLAYBOOK}" == 'playbooks/janus.yml' ]; then
   echo "${PLAYS_DIR}/${PLAYBOOK}"
   ansible-playbook "${PLAYS_DIR}/${PLAYBOOK}"
 else
-  echo "${PLAYS_DIR}/${PROJECT_NAME}.yml"
-  ansible-playbook "${PLAYS_DIR}/${PROJECT_NAME}.yml"
+  if [ -e "${PLAYBOOK}" ]; then
+    echo "Using provided playbook: ${PLAYBOOK}."
+    ansible-playbook "${WORKDIR}/${PLAYBOOK}"
+  else
+    echo "Provided ${PLAYBOOK} is not a path, computing default playbook name instead"
+    echo "${PLAYS_DIR}/${PROJECT_NAME}.yml"
+    ansible-playbook "${PLAYS_DIR}/${PROJECT_NAME}.yml"
+  fi
 fi
diff --git a/ansible/molecule/common.sh b/ansible/molecule/common.sh
index 7cfd353..47eb749 100755
--- a/ansible/molecule/common.sh
+++ b/ansible/molecule/common.sh
@@ -9,6 +9,9 @@ export ERIS_HOME
 
 MOLECULE_DEBUG=${MOLECULE_DEBUG:-'--no-debug'}
 MOLECULE_KEEP_CACHE=${MOLECULE_KEEP_CACHE:-''}
+MOLECULE_CONFIG_FILE_HOME=${MOLECULE_CONFIG_FILE_HOME:-'.config/molecule/'}
+MOLECULE_CONFIG_FILE=${MOLECULE_CONFIG_FILE:-"${MOLECULE_CONFIG_FILE_HOME}/config.yml"}
+MOLECULE_RUN_SCENARIOS_IN_PARRALEL=${MOLECULE_RUN_SCENARIOS_IN_PARRALEL:-''}
 
 determineMoleculeVersion() {
   echo "$(molecule --version | head -1 | sed -e 's/using python .*$//' -e 's/^molecule *//' -e 's/ //g' | grep -e '4' | wc -l )"
@@ -20,7 +23,6 @@ determineMoleculeSlaveImage() {
   else
     echo "localhost/molecule-slave-9"
   fi
-
 }
 
 determineMoleculeDriverName() {
@@ -90,6 +92,67 @@ printScenariosThatFailed() {
   done
 }
 
+configMolForParralelRuns() {
+  if [ -n "${MOLECULE_RUN_SCENARIOS_IN_PARRALEL}" ]; then
+    if [ -e "${MOLECULE_CONFIG_FILE}" ] ; then
+      echo "Molecule configuration file already exists: ${MOLECULE_CONFIG_FILE}."
+      echo "Skipping creation and configuration for parallel runs, it is assumed that configuration allow parralel execution of the projet scenarios."
+    else
+      # see https://www.die-welt.net/2024/04/running-ansible-molecule-tests-in-parallel/
+      mkdir -p "${MOLECULE_CONFIG_FILE_HOME}"
+      echo 'prerun: false' >> "${MOLECULE_CONFIG_FILE}"
+    fi
+  fi
+}
+
+runAllMoleculeScenarios() {
+  local scenario_name=${1:-"${SCENARIO_NAME}"}
+  local scenario_driver_name=${2:-"${HARMONIA_MOLECULE_DEFAULT_DRIVER_NAME}"}
+  local extra_args=${3:-"${EXTRA_ARGS}"}
+
+  echo "DEBUG> molecule ${MOLECULE_DEBUG} test "${scenario_name}" -d "${scenario_driver_name}" -- ${extra_args}"
+  # shellcheck disable=SC2086
+  molecule ${MOLECULE_DEBUG} test "${scenario_name}" -d "${scenario_driver_name}" -- ${extra_args}
+  echo "${?}"
+}
+
+listAllScenarios() {
+    for molecule_xml in $(find molecule/*/molecule.yml -maxdepth 1 -print)
+    do
+      echo $(basename $(dirname "${molecule_xml}"))
+    done
+}
+
+runAllMoleculeScenariosInParralel() {
+  declare -A pids
+  local scenario_driver_name=${1:-"${HARMONIA_MOLECULE_DEFAULT_DRIVER_NAME}"}
+  local extra_args=${2:-"${EXTRA_ARGS}"}
+
+  configMolForParralelRuns
+  for scenario_name in $(listAllScenarios)
+  do
+    echo "DEBUG> molecule ${MOLECULE_DEBUG} test --parallel -s "${scenario_name}" -d "${scenario_driver_name}" -- ${extra_args}" -e wildfly_node_id=${scenario_name} ${extra_args} "${@}" '&>' "${scenario_name}.log '&'"
+    # shellcheck disable=SC2086
+    molecule ${MOLECULE_DEBUG} test --parallel -s "${scenario_name}" -d "${scenario_driver_name}" -- -e wildfly_node_id=${scenario_name} ${extra_args} "${@}" &> "${scenario_name}.log" &
+    pids["${scenario_name}"]="${!}"
+    echo PID:${pids[${scenario_name}]} for scenario ${scenario_name}
+  done
+
+  sleep 300
+
+  MOLECULE_RUN_STATUS=0
+  for pid in ${pids[@]}
+  do
+    wait "${pid}"
+    scenario_exit_status=${?}
+    echo "PID ${pid} returned: ${scenario_exit_status}"
+    if [ "${scenario_exit_status}" -ne 0 ]; then
+      MOLECULE_RUN_STATUS="${scenario_exit_status}"
+    fi
+  done
+  export MOLECULE_RUN_STATUS
+}
+
 runMoleculeScenario() {
   local scenario_name=${1:-"${SCENARIO_NAME}"}
   local scenario_driver_name=${2:-"${HARMONIA_MOLECULE_DEFAULT_DRIVER_NAME}"}
@@ -100,10 +163,11 @@ runMoleculeScenario() {
   if [ "${scenario_name}" != '--all' ]; then
     executeRequestedScenarios "${scenario_name}" "${scenario_driver_name}" "${extra_args}"
   else
-    echo "DEBUG> molecule ${MOLECULE_DEBUG} test "${scenario_name}" -d "${scenario_driver_name}" -- ${extra_args}"
-    # shellcheck disable=SC2086
-    molecule ${MOLECULE_DEBUG} test "${scenario_name}" -d "${scenario_driver_name}" -- ${extra_args}
-    MOLECULE_RUN_STATUS="${?}"
+    if [ -z "${MOLECULE_RUN_SCENARIOS_IN_PARRALEL}" ]; then
+      MOLECULE_RUN_STATUS="$(runAllMoleculeScenarios '--all' "${scenario_driver_name}" ${extra_args})"
+    else
+      runAllMoleculeScenariosInParralel "${scenario_driver_name}" ${extra_args}
+    fi
   fi
   readonly MOLECULE_RUN_STATUS
 
diff --git a/ansible/molecule/molecule-downstream.sh b/ansible/molecule/molecule-downstream.sh
index 49d7a3f..162fdf5 100755
--- a/ansible/molecule/molecule-downstream.sh
+++ b/ansible/molecule/molecule-downstream.sh
@@ -37,6 +37,6 @@ else
 fi
 
 # shellcheck disable=SC2155
-readonly EXTRA_ARGS="$(loadJBossNetworkAPISecrets)"
+readonly EXTRA_ARGS="${EXTRA_ARGS} $(loadJBossNetworkAPISecrets)"
 export EXTRA_ARGS
 "${HARMONIA_HOME}/ansible/molecule/molecule.sh"
diff --git a/eap-job-64.sh b/eap-job-64.sh
index 8961de3..bfc5a74 100755
--- a/eap-job-64.sh
+++ b/eap-job-64.sh
@@ -11,9 +11,9 @@ usage() {
   echo
   echo "ex: ${script_name} 'testsuite' -Dcustom.args"
   echo
-  echo Note that if no arguments is provided, it default to 'build'. To run the testsuite, you need to provide 'testsuite' as a first argument. All arguments beyond this first will be appended to the mvn command line.
+  echo "Note that if no arguments are provided, it defaults to 'build'. To run the testsuite, you need to provide 'testsuite' as the first argument. All arguments beyond this first will be appended to the mvn command line."
   echo
-  echo 'Warning: This script also set several mvn args. Please refer to its content before adding some extra maven arguments.'
+  echo 'Warning: This script also sets several mvn args. Please refer to its content before adding some extra maven arguments.'
 }
 
 is_dirpath_defined_and_exists() {
@@ -55,9 +55,12 @@ function get_eap_version() {
     echo $eap_version;
 }
 
-function get_dist_folder() {
-    dist_folder="build/target"
-    echo "${dist_folder}"
+function debug_script() {
+  if [ -z "${DEBUG}" ] ; then
+    echo ""
+  else
+    echo '-x'
+  fi
 }
 
 BUILD_COMMAND=${1}
@@ -81,9 +84,13 @@ if [ -n "${JAVA_HOME}" ]; then
   export PATH=${JAVA_HOME}/bin:${PATH}
 fi
 
+if [ -n "${IS_CCI}" ]; then
+  readonly EAP_SOURCES_FOLDER=${EAP_SOURCES_FOLDER:-"eap-sources"}
+  readonly EAP_SOURCES_DIR=${EAP_SOURCES_DIR:-"${WORKSPACE}/${EAP_SOURCES_FOLDER}"}
+else
+  readonly EAP_SOURCES_DIR=${EAP_SOURCES_DIR:-"${WORKSPACE}"}
+fi
 readonly GIT_SKIP_BISECT_ERROR_CODE=${GIT_SKIP_BISECT_ERROR_CODE:-'125'}
-readonly EAP_SOURCES_DIR=${EAP_SOURCES_DIR:-"${WORKSPACE}"}
-readonly MAVEN_SETTINGS_XML=${MAVEN_SETTINGS_XML-'/home/master/settings.xml'}
 readonly MEMORY_SETTINGS=${MEMORY_SETTINGS:-''}
 readonly LOCAL_REPO_DIR=${LOCAL_REPO_DIR:-${WORKSPACE}/maven-local-repository}
 export BUILD_OPTS=${BUILD_OPTS:-'-Drelease'}
@@ -92,6 +99,7 @@ readonly MAVEN_WAGON_HTTP_MAX_PER_ROUTE=${MAVEN_WAGON_HTTP_MAX_PER_ROUTE:-'3'}
 readonly SUREFIRE_FORKED_PROCESS_TIMEOUT=${SUREFIRE_FORKED_PROCESS_TIMEOUT:-'90000'}
 readonly FAIL_AT_THE_END=${FAIL_AT_THE_END:-'-fae'}
 readonly RERUN_FAILING_TESTS=${RERUN_FAILING_TESTS:-'0'}
+readonly DIST_FOLDER=${DIST_FOLDER:-'dist/target'}
 
 readonly OLD_RELEASES_FOLDER=${OLD_RELEASES_FOLDER:-/opt/old-as-releases}
 
@@ -129,6 +137,16 @@ readonly MAVEN_BIN_DIR=${MAVEN_HOME}/bin
 echo "Adding ${MAVEN_BIN_DIR} to PATH:${PATH}."
 export PATH=${MAVEN_BIN_DIR}:${PATH}
 
+# Check Maven version and perform the maven setup accordingly.
+readonly MAVEN_VERSION=$(mvn -v | awk '/Apache Maven/ {print $3}')
+function maven_setup() {
+  if [ "${MAVEN_VERSION}" != "3.2.5" ]; then
+    # with EAP 6.4, let maven 3.2 be downloaded to the tools/maven/ directory, which is a hardcoded path in the integration-tests.sh script
+    cd "${EAP_SOURCES_DIR}"
+    bash $(debug_script) ./tools/download-maven.sh
+  fi
+}
+
 command -v java
 java -version
 # shellcheck disable=SC2181
@@ -162,11 +180,9 @@ if [ "${BUILD_COMMAND}" = 'build' ]; then
 
   # configure product repository URL used by tests
   export BUILD_OPTS="${BUILD_OPTS} -Dorg.jboss.model.test.maven.repository.urls=http://download.lab.bos.redhat.com/brewroot/repos/jb-eap-6.4-rhel-6-build/latest/maven/,https://repository.jboss.org/nexus/content/repositories/releases/"
-
-  # shellcheck disable=SC2086,SC2068
-  echo mvn clean install -Dts.skipTests=true ${MAVEN_VERBOSE}  "${FAIL_AT_THE_END}" ${MAVEN_SETTINGS_XML_OPTION} -B ${BUILD_OPTS} ${@}
+  maven_setup
   # shellcheck disable=SC2086,SC2068
-  mvn clean install -Dts.skipTests=true ${MAVEN_VERBOSE}  "${FAIL_AT_THE_END}" ${MAVEN_SETTINGS_XML_OPTION} -B ${BUILD_OPTS} ${@}
+  bash $(debug_script) ./build.sh ${MAVEN_VERBOSE}  "${FAIL_AT_THE_END}" ${MAVEN_SETTINGS_XML_OPTION} -B ${BUILD_OPTS} ${@}
   status=${?}
   if [ "${status}" -ne 0 ]; then
     echo "Compilation failed"
@@ -178,15 +194,14 @@ if [ "${BUILD_COMMAND}" = 'build' ]; then
   fi
 
   if [ -n "${IS_CCI}" ]; then
-    readonly EAP_DIST_DIR=$(get_dist_folder)
+    readonly EAP_DIST_DIR="${DIST_FOLDER}"
     echo "Using ${EAP_DIST_DIR}"
 
     cd "${EAP_DIST_DIR}" || exit "${FOLDER_DOES_NOT_EXIST_ERROR_CODE}"
-    zip -qr "${WORKSPACE}/jboss-eap-dist-${GIT_COMMIT:0:7}.zip" jboss-eap-*/
+    zip -qr "${WORKSPACE}/jboss-eap-dist-${GIT_COMMIT:0:7}.zip" jboss-eap-*
     cd "${LOCAL_REPO_DIR}/.." || exit "${FOLDER_DOES_NOT_EXIST_ERROR_CODE}"
     zip -qr "${WORKSPACE}/jboss-eap-maven-artifacts-${GIT_COMMIT:0:7}.zip" "maven-local-repository"
 
-
     cd "${WORKSPACE}"
 
     record_build_properties
@@ -200,8 +215,9 @@ else
   if [ -n "${IS_CCI}" ]; then
     # unzip artifacts from build job
     find . -maxdepth 1 -name '*.zip' -exec unzip -q {} \;
+    for file in jboss-eap-6.[0-9]*.zip; do unzip "$file"; done
 
-    TEST_JBOSS_DIST=$(find . -regextype posix-extended -regex '.*jboss-eap-7\.[0-9]+')
+    TEST_JBOSS_DIST=$(find . -regextype posix-extended -regex '.*jboss-eap-6\.[0-9]+')
     if [ -z "$TEST_JBOSS_DIST" ]; then
       echo "No EAP distribution to be tested"
       exit 2
@@ -226,13 +242,7 @@ else
   export TESTSUITE_OPTS="${TESTSUITE_OPTS} ${MAVEN_SETTINGS_XML_OPTION}"
 
   export TEST_TO_RUN=${TEST_TO_RUN:-'-DallTests'}
-  cd "${EAP_SOURCES_DIR}/testsuite" || exit "${FOLDER_DOES_NOT_EXIST_ERROR_CODE}"
-  mvn clean
-  cd ..
-
-  # with EAP 6.4, let maven 3.2 be downloaded to the tools/maven/ directory, which is a hardcoded path in the integration-tests.sh script
-  bash -x ./tools/download-maven.sh
-
+  maven_setup
   # define this var so that integration-tests.sh doesn't use its hardcoded default value
   export MVN_ARGS="-DsomeNoneEmptyValue"
 
@@ -240,6 +250,6 @@ else
   export TESTSUITE_OPTS="${TESTSUITE_OPTS} -Dorg.jboss.model.test.eap.repourl=http://download.lab.bos.redhat.com/brewroot/repos/jb-eap-6.4-rhel-6-build/latest/maven/"
 
   # shellcheck disable=SC2086,SC2068
-  bash -x ./integration-tests.sh "${TEST_TO_RUN}" ${MAVEN_VERBOSE} "${FAIL_AT_THE_END}" ${TESTSUITE_OPTS} ${@}
+  bash $(debug_script) ./integration-tests.sh "${TEST_TO_RUN}" ${MAVEN_VERBOSE} "${FAIL_AT_THE_END}" ${TESTSUITE_OPTS} ${@}
   exit "${?}"
 fi
diff --git a/eap-job/base.sh b/eap-job/base.sh
index fd06f39..fc84974 100755
--- a/eap-job/base.sh
+++ b/eap-job/base.sh
@@ -34,7 +34,11 @@ is_dirpath_defined_and_exists() {
 check_java() {
   # ensure provided JAVA_HOME, if any, is first in PATH
   if [ -n "${JAVA_HOME}" ]; then
-    export PATH=${JAVA_HOME}/bin:${PATH}
+    export PATH="${JAVA_HOME}/bin:${PATH}"
+    if [ ! -x "${JAVA_HOME}/bin/java" ]; then
+      echo "JAVA_HOME is defined but the file is not executable."
+      exit 5
+    fi
   fi
 
   command -v java
@@ -69,6 +73,10 @@ configure_mvn_home() {
   export MAVEN_BIN_DIR
   echo "Adding ${MAVEN_BIN_DIR} to PATH:${PATH}."
   export PATH="${MAVEN_BIN_DIR}":"${PATH}"
+  if [ ! -x "${MAVEN_HOME}/bin/mvn" ]; then
+    echo "MAVEN_HOME is defined but the file is not executable."
+    exit 5
+  fi
 
   command -v mvn
   mvn -version