diff --git a/.gitlab/.gitlab-ci.yml b/.gitlab/.gitlab-ci.yml
new file mode 100644
index 000000000..b0ff1fb18
--- /dev/null
+++ b/.gitlab/.gitlab-ci.yml
@@ -0,0 +1,72 @@
+variables:
+  CUSTOM_CI_BUILDS_DIR: "/usr/workspace/$$USER/libROM_gitlab_runner"
+
+  GIT_STRATEGY: fetch
+  GIT_SUBMODULE_STRATEGY: recursive
+  GIT_DEPTH: 1
+  GIT_SUBMODULE_DEPTH: 1
+
+  DEFAULT_BRANCH: master
+
+  ALLOC_NAME: ${CI_PROJECT_NAME}_ci_${CI_PIPELINE_ID}
+  ALLOC_QUEUE: pci
+  ALLOC_TIME: 15
+  ALLOC_BANK: asccasc
+
+  TEST_SCRIPT: .gitlab/run_tests.sh
+
+  ON_LASSEN: "OFF"
+  #ON_DANE: "OFF"
+
+stages:
+  - allocate
+  - build
+  - release
+
+workflow:
+  rules:
+    # skip running branch pipelines if a MR is open for the branch
+    - if: $CI_COMMIT_BRANCH && $CI_OPEN_MERGE_REQUESTS && $CI_PIPELINE_SOURCE == "push"
+      when: never
+    - if: $CI_PIPELINE_SOURCE == 'external_pull_request_event'
+    - if: $CI_PIPELINE_SOURCE == 'web'
+    - if: $CI_COMMIT_TAG
+    - if: $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH
+
+include:
+  # This include is required for LC with Gitlab 17+
+  # Refer to https://hpc.llnl.gov/technical-bulletins/bulletin-568
+  - project: 'lc-templates/id_tokens'
+    file: 'id_tokens.yml'
+  - .gitlab/runners/lassen.yml
+  - .gitlab/runners/dane.yml
+
+# Define actual CI jobs here:
+dane_gcc_12_1_1:
+  variables:
+    MODULE_LIST: cmake gcc/12.1.1
+  extends: .job_on_dane
+
+lassen_gcc_12_2_1:
+  variables:
+    MODULE_LIST: cmake/3.23.1 gcc/12.2.1
+  extends: .job_on_lassen
+
+regtest_dane_gcc_12_1_1:
+  variables:
+    MODULE_LIST: cmake gcc/12.1.1
+    LLNL_SLURM_SCHEDULER_PARAMETERS: --res=ci
+    MPIEXEC_EXECUTABLE: srun
+    MPIEXEC_PREFLAGS: "--cpu-bind=cores -v"
+  stage: allocate
+  rules:
+    #- if: $CI_PIPELINE_SOURCE == "external_pull_request_event" && $CI_COMMIT_BRANCH != $DEFAULT_BRANCH
+    #  when: manual
+    - when: manual
+    - allow_failure: true
+  tags:
+    - batch
+  extends: .on_dane
+  script:
+    - module load ${MODULE_LIST}
+    - ./regression_tests/run_regression_tests.sh
diff --git a/.gitlab/run_tests.sh b/.gitlab/run_tests.sh
new file mode 100755
index 000000000..dcb0d40ad
--- /dev/null
+++ b/.gitlab/run_tests.sh
@@ -0,0 +1,70 @@
+#!/usr/bin/env bash
+
+set -o errexit
+set -o nounset
+set -o pipefail
+
+modules=${MODULE_LIST:-""}
+mpiexec_executable=${MPIEXEC_EXECUTABLE:-"srun"}
+# If using flux, append "run" after the flux executable path
+if [[ "${mpiexec_executable}" == "flux" ]]
+then
+    mpiexec_executable="$(which ${mpiexec_executable}) run"
+    flux jobs
+    flux resource list
+else
+    mpiexec_executable="$(which ${mpiexec_executable})"
+fi
+
+mpiexec_preflags=${MPIEXEC_PREFLAGS:-""}
+host=$(hostname)
+build_type=${BUILD_TYPE:-"Debug"}
+# note: toolchain file here is relative to repo root dir
+toolchain_file=${TOOLCHAIN_FILE:-"../cmake/toolchains/default-toss_4_x86_64_ib-librom-dev.cmake"}
+use_mfem=${USE_MFEM:-"Off"}
+use_gslib=${MFEM_USE_GSLIB:-"Off"}
+librom_flags=${LIBROM_FLAGS:-""}
+
+basehost=${host//[[:digit:]]/}
+
+echo ${host}
+
+build_dir=build_${host}_${CI_PIPELINE_ID}_$(date +%F_%H_%M_%S)
+
+if [[ -n ${modules} ]]
+then
+    module load ${modules}
+fi
+
+# ---- setup googletest ----
+DEPS_DIR="${CI_BUILDS_DIR}/${basehost}_deps"
+echo $DEPS_DIR
+if [[ ! -d "${DEPS_DIR}" ]]; then
+    mkdir ${DEPS_DIR} && cd ${DEPS_DIR}
+    git clone https://github.com/google/googletest
+    cd googletest && mkdir build && cd build
+    cmake -DCMAKE_INSTALL_PREFIX=./ .. && make && make install
+    cd ${CI_PROJECT_DIR}
+fi
+PATH=${DEPS_DIR}/googletest:${DEPS_DIR}/googletest/build:$PATH
+echo ${PATH}
+# --------------------------
+
+#./scripts/compile.sh -d -r
+
+mkdir ${build_dir}
+cd ${build_dir}
+pwd
+
+cmake -DCMAKE_TOOLCHAIN_FILE=${toolchain_file} \
+      -DCMAKE_BUILD_TYPE=${build_type} \
+      -DMPIEXEC_EXECUTABLE=${mpiexec_executable} \
+      -DMPIEXEC_PREFLAGS="${mpiexec_preflags}" \
+      -DUSE_MFEM=${use_mfem} \
+      -DMFEM_USE_GSLIB=${use_gslib} \
+      -DENABLE_TESTS=ON \
+      -DLIBROM_FLAGS="${librom_flags}" ..
+
+make -j
+
+ctest -VV --output-on-failure
diff --git a/.gitlab/runners/dane.yml b/.gitlab/runners/dane.yml
new file mode 100644
index 000000000..4b42371cb
--- /dev/null
+++ b/.gitlab/runners/dane.yml
@@ -0,0 +1,54 @@
+.retry:
+  retry:
+    max: 2
+    when:
+      - runner_system_failure
+
+.on_dane:
+  extends:
+    - .retry
+  tags:
+    - dane
+    - shell
+  rules:
+    - if: '$ON_DANE == "OFF"'
+      when: never
+    - if: $CI_PIPELINE_SOURCE == "push"
+    - if: $CI_PIPELINE_SOURCE == "external_pull_request_event"
+    - if: $CI_COMMIT_BRANCH != $DEFAULT_BRANCH
+    - if: '$CI_JOB_NAME =~ /release_resources_dane/'
+      when: always
+    - when: on_success
+
+allocate_resources_dane:
+  variables:
+    GIT_STRATEGY: none
+  extends:
+    - .on_dane
+  stage: allocate
+  script:
+    - salloc -N 1 --reservation=ci -A ${ALLOC_BANK} --time=${ALLOC_TIME} --no-shell --job-name=${ALLOC_NAME}
+
+release_resources_dane:
+  variables:
+    GIT_STRATEGY: none
+  extends:
+    - .on_dane
+  stage: release
+  script:
+    - export JOBID=$(squeue -h --name=${ALLOC_NAME} --format=%A)
+    - ([[ -n "${JOBID}" ]] && scancel ${JOBID})
+  when: always
+
+.job_on_dane:
+  extends: .on_dane
+  stage: build
+  needs: ["allocate_resources_dane"]
+  variables:
+    MPIEXEC_EXECUTABLE: srun
+    MPIEXEC_PREFLAGS: "--cpu-bind=cores -v"
+  script:
+    - echo "JOB NAME ${ALLOC_NAME}"
+    - export JOBID=$(squeue -h --name=${ALLOC_NAME} --format=%A)
+    - echo "SLURM ID ${JOBID}"
+    - srun $( [[ -n "${JOBID}" ]] && echo "--jobid=${JOBID}" ) -N 1 -t ${ALLOC_TIME} -v --overlap ${TEST_SCRIPT}
diff --git a/.gitlab/runners/lassen.yml b/.gitlab/runners/lassen.yml
new file mode 100644
index 000000000..beedab917
--- /dev/null
+++ b/.gitlab/runners/lassen.yml
@@ -0,0 +1,30 @@
+.retry:
+  retry:
+    max: 2
+    when:
+      - runner_system_failure
+
+.on_lassen:
+  extends:
+    - .retry
+  tags:
+    - lassen
+    - shell
+  rules:
+    - if: '$ON_LASSEN == "OFF"'
+      when: never
+    - if: $CI_PIPELINE_SOURCE == "push"
+      when: never
+    - if: $CI_PIPELINE_SOURCE == "external_pull_request_event"
+    - if: $CI_COMMIT_BRANCH == $DEFAULT_BRANCH
+    - when: on_success
+
+.job_on_lassen:
+  extends: .on_lassen
+  stage: build
+  needs: []
+  variables:
+    MPIEXEC_EXECUTABLE: jsrun
+    MPIEXEC_PREFLAGS: "-a 1 -c 1 -g 1"
+  script:
+    - bsub -q ${ALLOC_QUEUE} -W ${ALLOC_TIME} -G ${ALLOC_BANK} -J ${ALLOC_NAME} -nnodes 1 -Is ${TEST_SCRIPT}
diff --git a/unit_tests/CMakeLists.txt b/unit_tests/CMakeLists.txt
index 3532b126b..51829801c 100644
--- a/unit_tests/CMakeLists.txt
+++ b/unit_tests/CMakeLists.txt
@@ -60,7 +60,9 @@ foreach(stem IN LISTS unit_test_stems)
     target_compile_features(test_${stem} PRIVATE cxx_std_11)
     target_compile_definitions(test_${stem} PRIVATE CAROM_HAS_GTEST)
 
-    add_test(NAME test_${stem} COMMAND test_${stem})
+    # serial tests
+    set(test_command sh -c "${MPIEXEC_EXECUTABLE} ${MPIEXEC_NUMPROC_FLAG} 1 ${MPIEXEC_PREFLAGS} test_${stem}")
+    add_test(NAME test_${stem} COMMAND ${test_command})
 endforeach(stem)
 
 # Add parallel tests
diff --git a/unit_tests/test_DEIM.cpp b/unit_tests/test_DEIM.cpp
index 751ff2e1b..80190e38b 100644
--- a/unit_tests/test_DEIM.cpp
+++ b/unit_tests/test_DEIM.cpp
@@ -146,7 +146,9 @@ int main(int argc, char* argv[])
 {
     ::testing::InitGoogleTest(&argc, argv);
     MPI_Init(&argc, &argv);
-    return RUN_ALL_TESTS();
+    int result = RUN_ALL_TESTS();
+    MPI_Finalize();
+    return result;
 }
 #else // #ifndef CAROM_HAS_GTEST
 int main()
diff --git a/unit_tests/test_GNAT.cpp b/unit_tests/test_GNAT.cpp
index d1524b352..e3116511c 100644
--- a/unit_tests/test_GNAT.cpp
+++ b/unit_tests/test_GNAT.cpp
@@ -151,7 +151,9 @@ int main(int argc, char* argv[])
 {
     ::testing::InitGoogleTest(&argc, argv);
     MPI_Init(&argc, &argv);
-    return RUN_ALL_TESTS();
+    int result = RUN_ALL_TESTS();
+    MPI_Finalize();
+    return result;
 }
 #else // #ifndef CAROM_HAS_GTEST
 int main()
diff --git a/unit_tests/test_QDEIM.cpp b/unit_tests/test_QDEIM.cpp
index 9e099855a..a231ec5da 100644
--- a/unit_tests/test_QDEIM.cpp
+++ b/unit_tests/test_QDEIM.cpp
@@ -149,7 +149,9 @@ int main(int argc, char* argv[])
 {
     ::testing::InitGoogleTest(&argc, argv);
     MPI_Init(&argc, &argv);
-    return RUN_ALL_TESTS();
+    int result = RUN_ALL_TESTS();
+    MPI_Finalize();
+    return result;
 }
 #else // #ifndef CAROM_HAS_GTEST
 int main()