diff --git a/scripts/cumulus_build_scripts/01_fetch_submodules_login-node.sh b/scripts/cumulus_build_scripts/01_fetch_submodules_login-node.sh
new file mode 100644
index 0000000..086e73d
--- /dev/null
+++ b/scripts/cumulus_build_scripts/01_fetch_submodules_login-node.sh
@@ -0,0 +1,336 @@
+#!/bin/bash
+# =============================================================================
+# 01_fetch_submodules_loginnode.sh
+#
+# Pre-fetch all submodules and external package tarballs that the
+# MOOSE/MFEM build needs. Need to run on the login node (internet access)
+#
+# Hashes and URLs are read automatically from the checked-out repo,
+# so this script works with any MOOSE version.
+#
+# USAGE   : bash 01_fetch_submodules_loginnode.sh
+#           (from any directory — it finds MOOSE via $HOME/moose)
+# PS ./01_fetch_submodules_loginnode.sh won't work because it needs sudo rights
+# =============================================================================
+
+set -e
+set -u
+
+MOOSE_DIR="$HOME/moose"
+PKGS_DIR="$HOME/petsc_packages" #directory where 02 point at
+
+# Commands for better readable and pretty output formatting
+info() { echo "[INFO] $*"; }
+warn() { echo "[WARN] $*"; }
+error() { echo "[ERROR] $*"; exit 1; }
+step() {
+    echo ""
+    echo "=== $* ==="
+    echo "=================================================="
+}
+
+# prechecks
+step "Pre-flight checks"
+
+command -v git >/dev/null 2>&1 || error "git not found. Load it: module load git"
+
+[ -d "$MOOSE_DIR" ] || error "MOOSE not found at $MOOSE_DIR"
+[ -f "$MOOSE_DIR/.gitmodules" ] || error "Not a git repo: $MOOSE_DIR"
+
+if [ -n "${SLURM_JOB_ID:-}" ]; then
+    warn "SLURM_JOB_ID is set - you appear to be on a compute node."
+    warn "This script needs internet. Continue anyway? [y/N]"
+    read -r ans
+    [[ "$ans" =~ ^[Yy]$ ]] || exit 1
+fi
+
+info "Checking internet connectivity..."
+curl -s --max-time 5 https://github.com >/dev/null 2>&1 \
+    || error "Cannot reach github.com - run this on a login node."
+info "Internet OK."
+
+mkdir -p "$PKGS_DIR"
+
+# download resume and skips if already exists (function)
+download() {
+    local url="$1" out="$2"
+    if [ -f "$out" ] && [ -s "$out" ] && file "$out" | grep -qE "gzip|bzip2|XZ|Zip|tar"; then
+        info "Already present: $(basename "$out") ($(du -sh "$out" | cut -f1))"
+        return 0
+    fi
+    info "Downloading $(basename "$out") ..."
+    if command -v wget >/dev/null 2>&1; then
+        wget -q --show-progress -c "$url" -O "$out" \
+            || { warn "wget failed, retrying with curl..."; curl -L -o "$out" "$url"; }
+    else
+        curl -L -o "$out" "$url"
+    fi
+    if ! file "$out" | grep -qE "gzip|bzip2|XZ|Zip|tar"; then
+        rm -f "$out"
+        error "Download failed or returned non-tarball content for: $url"
+    fi
+    info "  OK: $(du -sh "$out" | cut -f1)"
+}
+
+# get hash of a submodule from git (function)
+submodule_hash() {
+    # Usage: submodule_hash <moose_dir> <submodule_path>
+    git -C "$1" ls-tree HEAD "$2" 2>/dev/null | awk '{print $3}'
+}
+
+# clone + checkout a submodule that has update=none function
+clone_pinned() {
+    local path="$1" url="$2" hash="$3" name="$4"
+    if [ -f "$path/CMakeLists.txt" ]; then
+        local current
+        current=$(git -C "$path" rev-parse HEAD 2>/dev/null || echo "unknown")
+        if [ "$current" = "$hash" ]; then
+            info "$name already at correct commit $hash - skipping."
+            return 0
+        else
+            warn "$name checked out at $current, expected $hash - re-cloning."
+        fi
+    fi
+    info "Cloning $name @ $hash ..."
+    rm -rf "$path"
+    git clone "$url" "$path"
+    cd "$path"
+    git fetch --all --quiet
+    git checkout "$hash"
+    git submodule update --init --recursive
+    info "$name cloned OK"
+}
+
+# SECTION 1 — PETSc submodule
+
+step "Section 1: PETSc submodule"
+
+cd "$MOOSE_DIR"
+git submodule update --init petsc
+info "PETSc submodule OK"
+
+# SECTION 2 — Determine PETSc external package URLs from configure.py
+# in the from the moose directory
+# Here PETSc configure in "offline dry-run" mode on the login node.
+# It exits with code 10 and prints the URLs it needs — then automagically
+# download them automatically.
+
+step "Section 2: PETSc external package tarballs (auto-detected URLs)"
+
+# Load python3 (may already be available or need a module)
+command -v python3 >/dev/null 2>&1 || error "python3 not found — load it: module load Python"
+
+info "Running PETSc configure in dry-run / download-dir mode to detect URLs..."
+info "This will exit with code 10 (normal) and print the list of packages."
+echo ""
+
+CONFIGURE_OUT=$(
+    cd "$MOOSE_DIR/petsc"
+    python3 ./configure \
+        --with-packages-download-dir="$PKGS_DIR" \
+        --with-debugging=no \
+        --with-mpi=1 \
+        --with-shared-libraries=1 \
+        --with-cxx-dialect=C++17 \
+        --with-fortran-bindings=0 \
+        --with-sowing=0 \
+        --download-fblaslapack=1 \
+        --download-hypre=1 \
+        --download-metis=1 \
+        --download-parmetis=1 \
+        --download-mumps=1 \
+        --download-scalapack=1 \
+        --download-superlu_dist=1 \
+        --download-slepc=1 \
+        --download-strumpack=1 \
+        --download-hdf5=1 \
+        --download-libceed=1 \
+        --download-openblas=1 \
+        --download-hpddm=1 \
+        --download-ptscotch=0 \
+        --download-kokkos=0 \
+        --download-kokkos-kernels=0 \
+        --download-umpire=0 \
+        2>&1 || true # exit 10 is expected
+)
+
+echo "$CONFIGURE_OUT" | grep -v "^Executing\|^stdout\|^$" | head -60 || true
+echo ""
+
+info "Parsing and downloading packages listed by PETSc configure..."
+
+# Parse URLs from PETSc output.
+# Output format (one package per line):
+#   pkgname ['git clone https://...', 'https://.../foo.tar.gz']
+#  extract only https:// tarball URLs (not git clone lines).
+while IFS= read -r line; do
+    # Match lines that start with a word then a space then ['
+    if echo "$line" | grep -qE "^[a-zA-Z_][a-zA-Z0-9_]* \['"; then
+        pkg=$(echo "$line" | awk '{print $1}')
+
+        # Pull out every https URL ending in .tar.gz or .tgz
+        # Use grep -oE (extended, no Perl) for broader compatibility
+        urls=$(echo "$line" | grep -oE "https://[^']+\.(tar\.gz|tgz)" || true)
+
+        if [ -z "$urls" ]; then
+            warn "No tarball URL found for $pkg — may need manual download"
+            continue
+        fi
+
+        # Prefer ANL mirror if available, otherwise take the first URL
+        url=$(echo "$urls" | grep "cels.anl.gov" | head -1)
+        [ -z "$url" ] && url=$(echo "$urls" | head -1)
+
+        # Safety: skip if URL is still empty or doesn't look like a URL
+        if [ -z "$url" ] || ! echo "$url" | grep -q "^https://"; then
+            warn "Skipping $pkg — could not extract a valid URL from: $line"
+            continue
+        fi
+
+        # Filename is the last path component of the URL
+        fname=$(basename "$url")
+
+        # Safety: skip if filenname is empty or looks like a directory
+        if [ -z "$fname" ] || [ -d "$PKGS_DIR/$fname" ]; then
+            warn "Skipping $pkg — could not determine output filename from URL: $url"
+            continue
+        fi
+
+        info "Package: $pkg  ->  $fname"
+        download "$url" "$PKGS_DIR/$fname"
+    fi
+done <<<"$CONFIGURE_OUT"
+
+info "All PETSc tarballs downloaded into $PKGS_DIR"
+echo ""
+ls -lh "$PKGS_DIR"
+
+# SECTION 3 — libMesh submodules (eigen, netgen)
+# netgen on cumulus module goes up to version GCCcore-12.3.0
+# Here version >13.0.0 is needed aparently
+step "Section 3: libMesh submodules"
+
+cd "$MOOSE_DIR"
+git submodule update --init --recursive libmesh
+info "libMesh submodules OK"
+
+# SECTION 4 — WASP
+step "Section 4: WASP submodule"
+
+cd "$MOOSE_DIR"
+git submodule update --init --recursive framework/contrib/wasp 2>/dev/null \
+    || info "WASP may be handled internally by update_and_rebuild_wasp.sh — continuing."
+
+# SECTION 5 — Conduit  (update = none in .gitmodules — must clone manually)
+step "Section 5: Conduit"
+
+CONDUIT_HASH=$(submodule_hash "$MOOSE_DIR" "framework/contrib/conduit")
+[ -n "$CONDUIT_HASH" ] || error "Could not read Conduit hash from git ls-tree."
+info "Pinned Conduit commit: $CONDUIT_HASH"
+
+# Resolve relative URL from .gitmodules  (../../LLNL/conduit.git)
+CONDUIT_URL="https://github.com/LLNL/conduit.git"
+
+clone_pinned \
+    "$MOOSE_DIR/framework/contrib/conduit" \
+    "$CONDUIT_URL" \
+    "$CONDUIT_HASH" \
+    "Conduit"
+
+# SECTION 6 — MFEM  (update = none in .gitmodules — must clone manually)
+step "Section 6: MFEM"
+
+MFEM_HASH=$(submodule_hash "$MOOSE_DIR" "framework/contrib/mfem")
+[ -n "$MFEM_HASH" ] || error "Could not read MFEM hash from git ls-tree."
+info "Pinned MFEM commit: $MFEM_HASH"
+MFEM_URL="https://github.com/mfem/mfem.git"
+
+clone_pinned \
+    "$MOOSE_DIR/framework/contrib/mfem" \
+    "$MFEM_URL" \
+    "$MFEM_HASH" \
+    "MFEM"
+
+# SECTION 7 — GSLIB  (MFEM fetches this at build time; pre-clone to avoid
+#              the compute-node network error during make)
+step "Section 7: GSLIB (required by MFEM)"
+
+# Read the tag/commit MFEM's CMakeLists expects
+MFEM_CMAKE="$MOOSE_DIR/framework/contrib/mfem/CMakeLists.txt"
+GSLIB_TAG=$(grep -A5 "gslib\|GSLIB" "$MFEM_CMAKE" 2>/dev/null \
+    | grep -iE "GIT_TAG|VERSION" | head -1 \
+    | grep -oE '[0-9]+\.[0-9]+\.[0-9]+' || echo "")
+
+GSLIB_DIR="$PKGS_DIR/gslib"
+GSLIB_URL="https://github.com/Nek5000/gslib.git"
+
+if [ -d "$GSLIB_DIR/.git" ]; then
+    info "GSLIB already cloned at $GSLIB_DIR"
+    cd "$GSLIB_DIR"
+    git fetch --all --quiet
+else
+    info "Cloning GSLIB into $GSLIB_DIR ..."
+    git clone "$GSLIB_URL" "$GSLIB_DIR"
+    cd "$GSLIB_DIR"
+fi
+
+if [ -n "$GSLIB_TAG" ]; then
+    info "Checking out GSLIB tag/version: $GSLIB_TAG"
+    git checkout "v${GSLIB_TAG}" 2>/dev/null \
+        || git checkout "$GSLIB_TAG" 2>/dev/null \
+        || warn "Could not checkout tag $GSLIB_TAG — using default branch"
+else
+    warn "Could not auto-detect GSLIB version from MFEM CMakeLists — using latest main"
+    git checkout main 2>/dev/null || git checkout master 2>/dev/null || true
+fi
+info "GSLIB OK  (stored at $GSLIB_DIR)"
+
+# SECTION 8 — HYPRE hash verification
+# (PETSc configure already handled the download above, but we double-check
+#  the exact commit hash that MFEM's FindHYPRE.cmake requires, if any)
+
+step "Section 8: Verify HYPRE hash"
+
+HYPRE_FILE=$(find "$PKGS_DIR" -maxdepth 1 -name "*hypre*" -type f 2>/dev/null | head -1)
+if [ -n "$HYPRE_FILE" ] && [ -s "$HYPRE_FILE" ]; then
+    info "HYPRE tarball present: $(basename "$HYPRE_FILE") ($(du -sh "$HYPRE_FILE" | cut -f1))"
+else
+    # PETSc configure should have got it; if not, grab it explicitly
+    warn "HYPRE tarball not detected — fetching manually..."
+    HYPRE_HASH=$(grep -r "hypre" "$MOOSE_DIR/petsc/config/BuildSystem/config/packages/HYPRE.py" \
+        2>/dev/null | grep -oE '[0-9a-f]{40}' | head -1 || echo "")
+    if [ -n "$HYPRE_HASH" ]; then
+        info "HYPRE hash from PETSc config: $HYPRE_HASH"
+        download \
+            "https://github.com/hypre-space/hypre/archive/${HYPRE_HASH}.tar.gz" \
+            "$PKGS_DIR/${HYPRE_HASH}.tar.gz"
+    else
+        warn "Could not auto-detect HYPRE hash — check $PKGS_DIR manually."
+    fi
+fi
+
+# FINAL SUMMARY
+# Print out summary with relevant info for 02_build_moose_computenode.sh
+# Also sanity check
+
+echo ""
+echo "============================================================"
+echo "  Pre-fetch complete!"
+echo "============================================================"
+echo ""
+echo "  Tarballs staging dir : $PKGS_DIR"
+echo "  Tarball count        : $(find "$PKGS_DIR" -maxdepth 1 -name '*.tar.gz' | wc -l)"
+du -sh "$PKGS_DIR"
+echo ""
+echo "  Submodule status:"
+git -C "$MOOSE_DIR" submodule status petsc libmesh \
+    framework/contrib/conduit framework/contrib/mfem 2>/dev/null || true
+echo ""
+echo "  GSLIB cached at      : $GSLIB_DIR"
+echo ""
+echo "  Next step:"
+echo "    Request a compute node:"
+echo "      srun --pty --time=08:00:00 --ntasks=8 --mem=32G bash"
+echo "    Then run:"
+echo "      bash 02_build_moose_computenode.sh"
+echo "============================================================"
diff --git a/scripts/cumulus_build_scripts/02_mfem-moose_compute-node-build.sh b/scripts/cumulus_build_scripts/02_mfem-moose_compute-node-build.sh
new file mode 100644
index 0000000..5c7a398
--- /dev/null
+++ b/scripts/cumulus_build_scripts/02_mfem-moose_compute-node-build.sh
@@ -0,0 +1,279 @@
+#!/bin/bash
+# =============================================================================
+# 02_build_moose_computenode.sh
+#
+# Build PETSc, libMesh, WASP, Conduit and MFEM (with GSLIB) on a compute
+# node, offline. All tarballs and submodules must have been
+# pre-fetched by 01_fetch_submodules_loginnode.sh first.
+#
+# There are two ways to run this script:
+# 1: Interactive (request a node first):
+#               srun --pty --time=08:00:00 --ntasks=8 --mem=32G bash
+#               bash 02_build_moose_computenode.sh
+#
+# 2:Batch job submission (submit the script to SLURM):
+#               sbatch 02_build_moose_computenode.sh
+#
+# SLURM DIRECTIVES - edit as needed:
+#SBATCH --job-name=moose_build
+#SBATCH --ntasks=8
+#SBATCH --mem=32G
+#SBATCH --time=08:00:00
+#SBATCH --output=moose_build_%j.log
+#SBATCH --error=moose_build_%j.err
+# =============================================================================
+
+set -e
+set -u
+
+# =============================================================================
+# CONFIGURATION - edit paths here if your layout differs
+# =============================================================================
+MOOSE_DIR="$HOME/moose"
+PKGS_DIR="$HOME/petsc_packages"  # tarballs downloaded by script 01
+PETSC_DIR="$MOOSE_DIR/petsc"
+PETSC_ARCH="arch-moose"
+GSLIB_DIR="$PKGS_DIR/gslib"     # pre-cloned by script 01
+NPROCS="${SLURM_NTASKS:-8}"
+
+# Output helpers
+info() { echo "[INFO] $*"; }
+warn() { echo "[WARN] $*"; }
+error() {
+    echo "[ERROR] $*"
+    exit 1
+}
+step() {
+    echo ""
+    echo "=== $* ==="
+    echo "=================================================="
+}
+ok() { echo "[OK] $*"; }
+
+check() {
+    local desc="$1" test_cmd="$2"
+    if eval "$test_cmd" >/dev/null 2>&1; then
+        ok "$desc"
+    else
+        echo "[MISSING] $desc"
+        ERRORS=$((ERRORS + 1))
+    fi
+}
+
+# SECTION 0 - Pre-build sanity checks
+# Confirm is is running on a compute node and all inputs from script 01 are pointed correctly
+step "Pre-flight checks"
+
+info "Running on: $(hostname)"
+
+# Refuse to run on a login node
+if echo "$(hostname)" | grep -qi "login"; then
+    error "Must run on a COMPUTE node, not a login node.
+    Request one: srun --pty --time=08:00:00 --ntasks=8 --mem=32G bash"
+fi
+
+# Compute nodes have no internet - warn only if internet unexpectedly present
+if curl -s --max-time 3 https://github.com >/dev/null 2>&1; then
+    warn "This node has internet access (unusual for Cumulus compute nodes)."
+fi
+
+ERRORS=0
+
+# MOOSE repo
+check "MOOSE directory ($MOOSE_DIR)"   "[ -d '$MOOSE_DIR' ]"
+check "MOOSE configure script"         "[ -f '$MOOSE_DIR/configure' ]"
+check "update_and_rebuild_mfem.sh"     "[ -f '$MOOSE_DIR/scripts/update_and_rebuild_mfem.sh' ]"
+
+# PETSc submodule
+check "PETSc submodule ($PETSC_DIR)"   "[ -d '$PETSC_DIR' ]"
+check "PETSc configure script"         "[ -f '$PETSC_DIR/configure' ]"
+
+# Key tarballs in PKGS_DIR - check by glob pattern
+check "HDF5 tarball"         "ls '$PKGS_DIR'/hdf5*.tar.gz 2>/dev/null | head -1 | grep -q ."
+check "MUMPS tarball"        "ls '$PKGS_DIR'/MUMPS*.tar.gz 2>/dev/null | head -1 | grep -q ."
+check "ScaLAPACK tarball"    "ls '$PKGS_DIR'/scalapack*.tar.gz 2>/dev/null | head -1 | grep -q ."
+check "SuperLU_dist tarball" "ls '$PKGS_DIR'/superlu*.tar.gz 2>/dev/null | head -1 | grep -q ."
+check "STRUMPACK tarball"    "ls '$PKGS_DIR'/v8.0.0.tar.gz '$PKGS_DIR'/STRUMPACK*.tar.gz 2>/dev/null | head -1 | grep -q ."
+# HYPRE tarball: PETSc names it after the commit hash (40 hex chars), not *hypre*
+# Accept either a friendly name or the hash-named file (starts with hex digits)
+check_hypre() {
+    find "$PKGS_DIR" -maxdepth 1 -type f \( \
+        -name "*hypre*" -o -name "*HYPRE*" \
+    \) 2>/dev/null | head -1 | grep -q . && return 0
+    # Hash-named: 40 lowercase hex chars + .tar.gz
+    find "$PKGS_DIR" -maxdepth 1 -type f -name "*.tar.gz" 2>/dev/null |
+        grep -qE "/[0-9a-f]{40}\.tar\.gz$"
+}
+check "HYPRE tarball" "check_hypre"
+
+# Submodules that needed manual checkout in script 01
+check "libMesh submodule"    "[ -f '$MOOSE_DIR/libmesh/configure.ac' ]"
+# Conduit: check for CMakeLists.txt OR src/ directory (both indicate a valid checkout)
+check "Conduit checked out"  "[ -f '$MOOSE_DIR/framework/contrib/conduit/CMakeLists.txt' ] || [ -d '$MOOSE_DIR/framework/contrib/conduit/src' ]"
+check "MFEM checked out"     "[ -f '$MOOSE_DIR/framework/contrib/mfem/CMakeLists.txt' ]"
+check "GSLIB pre-cloned"     "[ -d '$GSLIB_DIR/.git' ]"
+
+[ "$ERRORS" -eq 0 ] || error "$ERRORS pre-flight check(s) failed.
+    Run 01_fetch_submodules_loginnode.sh on the login node first."
+
+info "All pre-flight checks passed."
+
+# =============================================================================
+# SECTION 1 - Load modules
+# Same toolchain used to pre-fetch in script 01
+# =============================================================================
+step "Section 1: Loading modules"
+
+module purge
+module load GCC/13.3.0
+module load OpenMPI/5.0.3-GCC-13.3.0
+module load CMake/3.29.3-GCCcore-13.3.0
+module load flex/2.6.4-GCCcore-13.3.0
+module load libtirpc/1.3.5-GCCcore-13.3.0
+module load git/2.45.1-GCCcore-13.3.0
+
+export CC=mpicc
+export CXX=mpicxx
+export FC=mpif90
+export F90=mpif90
+export F77=mpif77
+export PETSC_DIR="$PETSC_DIR"
+export PETSC_ARCH="$PETSC_ARCH"
+
+# MOOSE_JOBS controls parallelism inside the rebuild scripts
+export MOOSE_JOBS="$NPROCS"
+export METHODS=opt
+export METHOD=opt
+
+# Verify all required tools are reachable after module load
+for cmd in mpicc mpicxx mpif90 cmake flex git python3; do
+    command -v "$cmd" >/dev/null 2>&1 || error "$cmd not found after module load."
+done
+
+info "Modules loaded:"
+module list 2>&1 | tail -n +2 || true
+info "Compiler : $(mpicc --version | head -1)"
+info "CMake    : $(cmake --version | head -1)"
+
+# SECTION 2 - PETSc
+# Locate HDF5 tarball automatically by glob so the filename does not need
+# to be hardcoded here.
+# ptscotch, kokkos, kokkos-kernels and umpire are disabled - see build log.
+step "Section 2: Building PETSc"
+
+HDF5_TARBALL=$(ls "$PKGS_DIR"/hdf5*.tar.gz 2>/dev/null | head -1 || true)
+[ -n "$HDF5_TARBALL" ] || error "HDF5 tarball not found in $PKGS_DIR"
+info "HDF5 tarball: $HDF5_TARBALL"
+
+cd "$MOOSE_DIR"
+./scripts/update_and_rebuild_petsc.sh \
+    --skip-submodule-update \
+    --with-packages-download-dir="$PKGS_DIR" \
+    --download-ptscotch=0 \
+    --download-kokkos=0 \
+    --download-kokkos-kernels=0 \
+    --download-umpire=0 \
+    --download-hdf5="$HDF5_TARBALL"
+
+ok "PETSc"
+
+# SECTION 3 - libMesh
+step "Section 3: Building libMesh"
+
+cd "$MOOSE_DIR"
+./scripts/update_and_rebuild_libmesh.sh
+
+ok "libMesh"
+
+# SECTION 4 - WASP
+step "Section 4: Building WASP"
+
+cd "$MOOSE_DIR"
+./scripts/update_and_rebuild_wasp.sh
+
+ok "WASP"
+
+# SECTION 5 - Conduit
+step "Section 5: Building Conduit"
+
+cd "$MOOSE_DIR"
+./scripts/update_and_rebuild_conduit.sh
+
+ok "Conduit"
+
+# SECTION 6 - MFEM with GSLIB via update_and_rebuild_mfem.sh 9 (tricky part)
+#
+# GSLIB was pre-cloned by script 01 into $PKGS_DIR/gslib to avoid the
+# compute-node git clone failure that happens when MFEM_FETCH_GSLIB=YES
+# tries to reach github.com during make.
+#
+# The script reads GSLIB_SOURCE_DIR to find an existing local clone instead
+# of fetching from the internet.
+#
+# PETSc_CONFIG_CURRENT=YES is exported to skip the multipass PETSc link-test
+# that hangs for hours on Lustre filesystems (see build log for details).
+
+step "Section 6: Building MFEM (with GSLIB)"
+
+# Verify PETSc actually built before proceeding
+ARCH_DIR="$PETSC_DIR/$PETSC_ARCH"
+[ -f "$ARCH_DIR/lib/libpetsc.so" ] \
+    || error "PETSc library not found at $ARCH_DIR/lib/libpetsc.so - did Section 2 succeed?"
+
+# Point the MFEM build script at the pre-cloned GSLIB
+export GSLIB_SOURCE_DIR="$GSLIB_DIR"
+
+# Skip the multipass PETSc link-test that hangs on Lustre (see build log)
+export PETSc_CONFIG_CURRENT=YES
+
+cd "$MOOSE_DIR"
+./scripts/update_and_rebuild_mfem.sh
+
+ok "MFEM"
+
+# SECTION 7 - MOOSE configure --with-mfem
+step "Section 7: MOOSE configure --with-mfem"
+
+cd "$MOOSE_DIR"
+./configure --with-mfem
+
+ok "MOOSE configure"
+
+# SECTION 8 - Build MOOSE modules/combined
+step "Section 8: Building MOOSE (modules/combined)"
+
+cd "$MOOSE_DIR/modules/combined"
+make METHOD=opt -j"$NPROCS"
+
+ok "MOOSE modules/combined"
+
+# SECTION 9 - Build tests
+step "Section 9: Building MOOSE tests"
+
+cd "$MOOSE_DIR/test"
+make METHOD=opt -j"$NPROCS"
+
+ok "MOOSE tests"
+
+# FINAL SUMMARY
+echo ""
+echo "============================================================"
+echo "  MOOSE/MFEM build complete on $(hostname)"
+echo "  $(date)"
+echo "============================================================"
+echo ""
+echo "  Key install paths:"
+echo "    PETSc   : $ARCH_DIR"
+echo "    libMesh : $MOOSE_DIR/libmesh/installed"
+echo "    MFEM    : $MOOSE_DIR/framework/contrib/mfem/installed"
+echo "    MOOSE   : $MOOSE_DIR/modules/combined/combined-opt"
+echo ""
+echo "  To run the MFEM tests:"
+echo "    cd $MOOSE_DIR/test"
+echo "    ./run_tests --opt -j$NPROCS --re mfem"
+echo ""
+echo "  To use MOOSE in a job script, load:"
+echo "    module load GCC/13.3.0 OpenMPI/5.0.3-GCC-13.3.0"
+echo "    export PETSC_DIR=$PETSC_DIR"
+echo "    export PETSC_ARCH=$PETSC_ARCH"
+echo "============================================================"
\ No newline at end of file