diff --git a/shared/workspaces/alembic/versions/491102d56809_add_ingest_obs_workflow.py b/shared/workspaces/alembic/versions/491102d56809_add_ingest_obs_workflow.py
index 030e921c8b1f9a7a61e44d2e9900268cab0cfe69..e52410afdb132611d6caca99ce87d9c1621e85e4 100644
--- a/shared/workspaces/alembic/versions/491102d56809_add_ingest_obs_workflow.py
+++ b/shared/workspaces/alembic/versions/491102d56809_add_ingest_obs_workflow.py
@@ -62,7 +62,7 @@ metadata_json = """{
 def upgrade():
     op.execute(
         f"""
-        INSERT INTO workflows (workflow_name) VALUES (E'{wf_name}')
+        INSERT INTO workflows (workflow_name, requires_lustre) VALUES (E'{wf_name}', true)
         """
     )
 
diff --git a/shared/workspaces/alembic/versions/61cbcd1d83f7_mark4_import_workflow.py b/shared/workspaces/alembic/versions/61cbcd1d83f7_mark4_import_workflow.py
new file mode 100644
index 0000000000000000000000000000000000000000..38c6b9489a395104ee36a4c027853e6284829470
--- /dev/null
+++ b/shared/workspaces/alembic/versions/61cbcd1d83f7_mark4_import_workflow.py
@@ -0,0 +1,83 @@
+"""mark4_import workflow
+
+Revision ID: 61cbcd1d83f7
+Revises: 91091612b6d0
+Create Date: 2023-09-27 09:46:03.860605
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '61cbcd1d83f7'
+down_revision = '91091612b6d0'
+branch_labels = None
+depends_on = None
+
+wf_name = "mk_four_import"
+
+mk_four_import_condor = """executable = mk_four_import.sh
+arguments = {{data_src}}
+
+output = import.out
+error = import.err
+log = condor.log
+
+BIN_PATH = $ENV(HOME)/workflows/$ENV(CAPO_PROFILE)/bin
+SBIN_PATH = /lustre/aoc/cluster/pipeline/$ENV(CAPO_PROFILE)/workspaces/sbin
+SPOOL_DIR = {{spool_dir}}
+should_transfer_files = yes
+transfer_input_files = $ENV(HOME)/.ssh/condor_transfer, nraorsync://$(SBIN_PATH)/pycapo, $(BIN_PATH)/mark4_import
++WantIOProxy = True
+
+request_memory = {{ramInGb}}
+getenv = True
+environment = "CAPO_PATH=/home/casa/capo"
+
+queue
+
+"""
+
+mk_four_import_sh = """#!/bin/sh
+set -o errexit
+
+./mark4_import
+
+"""
+
+
+def upgrade():
+    op.execute(
+        f"""
+        INSERT INTO workflows (workflow_name) VALUES (E'{wf_name}')
+        """
+    )
+
+    op.execute(
+        f"""
+        INSERT INTO workflow_templates (filename, content, workflow_name)
+        VALUES ('mk_four_import.condor', E'{mk_four_import_condor}', E'{wf_name}')
+        """
+    )
+
+    op.execute(
+        f"""
+        INSERT INTO workflow_templates (filename, content, workflow_name)
+        VALUES ('mk_four_import.sh', E'{mk_four_import_sh}', E'{wf_name}')
+        """
+    )
+
+
+def downgrade():
+    op.execute(
+        f"""
+        DELETE FROM workflow_templates WHERE workflow_name = E'{wf_name}'
+        """
+    )
+
+    op.execute(
+        f"""
+        DELETE FROM workflows WHERE workflow_name = E'{wf_name}'
+        """
+    )
diff --git a/shared/workspaces/alembic/versions/91091612b6d0_mark4_workflow_renaming.py b/shared/workspaces/alembic/versions/91091612b6d0_mark4_workflow_renaming.py
new file mode 100644
index 0000000000000000000000000000000000000000..df464424fdba9bb6229f8c4f4e76e315bc2957fc
--- /dev/null
+++ b/shared/workspaces/alembic/versions/91091612b6d0_mark4_workflow_renaming.py
@@ -0,0 +1,107 @@
+"""mark4 workflow renaming
+
+Revision ID: 91091612b6d0
+Revises: d20ceed949b3
+Create Date: 2023-09-22 13:34:54.054114
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '91091612b6d0'
+down_revision = 'd20ceed949b3'
+branch_labels = None
+depends_on = None
+
+
+old_ingest_mk_four_obs_sh = """#!/bin/sh
+set -o errexit
+
+# Get NGAS hosts and set up variables to randomly select one
+NGASHOSTSTR=$(./pycapo -q archive-ingestion.NGASHosts)
+NGASHOSTARR=(`/bin/echo ${NGASHOSTSTR}`) # Put the space-delimited host list into an array
+NGASHOSTLEN=${#NGASHOSTARR[@]}
+
+# Copy from the difx area to the Workspaces staging area
+WSSTAGINGDIR=$(./pycapo -q edu.nrao.workspaces.IngestionSettings.stagingDirectory)
+/bin/cp -r $1 $WSSTAGINGDIR
+
+OBSDIR=$(/bin/basename $1)
+/bin/chmod -R 750 $WSSTAGINGDIR/$OBSDIR # Make sure NGAS has permissions to ingest the files
+cd $WSSTAGINGDIR/$OBSDIR
+
+for FILE in *; do
+    # Pick random NGAS host to distribute the ingestion load
+    NGASINDEX=$(($RANDOM % $NGASHOSTLEN))
+    NGASHOST=${NGASHOSTARR[$NGASINDEX]}
+
+    FULLPATH=$(/bin/readlink -f $FILE)
+    NGASCMD="${NGASHOST}ARCHIVE?filename=file://${FULLPATH}"
+
+    INGESTOUT=$(/bin/curl $NGASCMD)
+    if echo $INGESTOUT | grep -i "error"; then
+        echo "Failed to ingest ${FILE}"
+        exit 1
+    fi
+done"""
+
+# Workflow will rename the directory to indicate the ingestion status
+new_ingest_mk_four_obs_sh = """#!/bin/sh
+set -o errexit
+
+ingested=$1.ingested
+failed=$1.failed
+
+# Get NGAS hosts and set up variables to randomly select one
+NGASHOSTSTR=$(./pycapo -q archive-ingestion.NGASHosts)
+NGASHOSTARR=(`/bin/echo ${NGASHOSTSTR}`) # Put the space-delimited host list into an array
+NGASHOSTLEN=${#NGASHOSTARR[@]}
+
+# Copy from the difx area to the Workspaces staging area
+WSSTAGINGDIR=$(./pycapo -q edu.nrao.workspaces.IngestionSettings.stagingDirectory)
+/bin/cp -r $1 $WSSTAGINGDIR
+
+OBSDIR=$(/bin/basename $1)
+/bin/chmod -R 750 $WSSTAGINGDIR/$OBSDIR # Make sure NGAS has permissions to ingest the files
+cd $WSSTAGINGDIR/$OBSDIR
+
+for FILE in *; do
+    # Pick random NGAS host to distribute the ingestion load
+    NGASINDEX=$(($RANDOM % $NGASHOSTLEN))
+    NGASHOST=${NGASHOSTARR[$NGASINDEX]}
+
+    FULLPATH=$(/bin/readlink -f $FILE)
+    NGASCMD="${NGASHOST}ARCHIVE?filename=file://${FULLPATH}"
+
+    INGESTOUT=$(/bin/curl $NGASCMD)
+    if echo $INGESTOUT | grep -i "error"; then
+        echo "Failed to ingest ${FILE}"
+        mv $1 $failed
+        exit 1
+    fi
+done
+
+mv $1 $ingested
+"""
+
+
+def upgrade():
+    op.execute(
+        f"""
+        UPDATE workflow_templates
+        SET content=E'{new_ingest_mk_four_obs_sh}'
+        WHERE filename='ingest_mk_four_obs.sh'
+        """
+    )
+
+
+def downgrade():
+    op.execute(
+        f"""
+        UPDATE workflow_templates
+        SET content=E'{old_ingest_mk_four_obs_sh}'
+        WHERE filename='ingest_mk_four_obs.sh'
+        """
+    )