diff --git a/ci-scripts/docker/Dockerfile.channelsim.ubuntu b/ci-scripts/docker/Dockerfile.channelsim.ubuntu
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@@ -0,0 +1,52 @@
+#/*
+# * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+# * contributor license agreements.  See the NOTICE file distributed with
+# * this work for additional information regarding copyright ownership.
+# * The OpenAirInterface Software Alliance licenses this file to You under
+# * the OAI Public License, Version 1.1  (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.openairinterface.org/?page_id=698
+# *
+# * 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.
+# *-------------------------------------------------------------------------------
+# * For more information about the OpenAirInterface (OAI) Software Alliance:
+# *      contact@openairinterface.org
+# */
+#---------------------------------------------------------------------
+#
+# Dockerfile for the Open-Air-Interface BUILD service
+#   Valid for Ubuntu 24.04
+#
+#---------------------------------------------------------------------
+FROM nvidia/cuda:12.9.1-devel-ubuntu22.04 AS cuda-image
+FROM ran-base:develop AS ran-tests
+
+RUN rm -Rf /oai-ran
+COPY --from=cuda-image /usr/local/cuda/ /usr/local/cuda/
+
+# Set the LD_LIBRARY_PATH to ensure the system can find the copied libraries.
+# This is crucial for applications that use CUDA.
+ENV LD_LIBRARY_PATH=/usr/local/cuda/lib64:/usr/local/cuda/targets/sbsa-linux/lib
+ENV PATH=/usr/local/cuda/bin:$PATH
+ENV C_INCLUDE_PATH=/usr/local/cuda/include
+
+WORKDIR /oai-ran
+COPY . .
+
+WORKDIR /oai-ran/build
+RUN cmake -GNinja -DENABLE_PHYSIM_TESTS=ON -DENABLE_TESTS=ON \
+        -DSANITIZE_UNDEFINED=OFF -DSANITIZE_ADDRESS=OFF \
+        -DCMAKE_C_FLAGS=-Werror -DCMAKE_CXX_FLAGS=-Werror \
+        -DPHYSIM_CHECK_FILES="ThresholdsCuda.cmake" \
+        -DCUDA_ENABLE=ON \
+        -DUSE_UNIFIED_MEMORY=ON \
+        -DUSE_ATS_MEMORY=OFF \
+        -DCMAKE_RUNTIME_OUTPUT_DIRECTORY=/oai-ran/cmake_targets/ran_build/build \
+        .. && \
+        ninja test_channel_scalability