diff --git a/buildbot/osuosl/master/config/builders.py b/buildbot/osuosl/master/config/builders.py
--- a/buildbot/osuosl/master/config/builders.py
+++ b/buildbot/osuosl/master/config/builders.py
@@ -640,6 +640,18 @@
                     testsuite_flags=['--threads=4', '--build-threads=4'],
                     extra_cmake_args=["-DLLVM_ENABLE_ASSERTIONS=ON"])},
 
+    {'name' : "clang-sparc64-linux-multistage",
+    'tags'  : ["clang"],
+    'workernames' : ["debian-stadler-sparc64"],
+    'builddir': "clang-sparc64-linux-multistage",
+    'factory' : ClangBuilder.getClangCMakeBuildFactory(
+                    clean=False,
+                    checkout_lld=False,
+                    useTwoStage=True,
+                    stage1_config='Release',
+                    stage2_config='Release',
+                    extra_cmake_args=['-DLLVM_ENABLE_ASSERTIONS=ON'])},
+
     {'name' : "clang-hexagon-elf",
     'tags'  : ["clang"],
     'workernames' : ["hexagon-build-02", "hexagon-build-03"],
diff --git a/buildbot/osuosl/master/config/workers.py b/buildbot/osuosl/master/config/workers.py
--- a/buildbot/osuosl/master/config/workers.py
+++ b/buildbot/osuosl/master/config/workers.py
@@ -81,6 +81,9 @@
         create_worker("ppc64le-clang-rhel-test", properties={'jobs': 4}, max_builds=1),
         create_worker("ppc64le-flang-mlir-rhel-test", max_builds=1),
 
+        # SPARC 64-bit big endian (sparc64)
+        create_worker("debian-stadler-sparc64", properties={'jobs': 4}, max_builds=1),
+
         # Ubuntu x86-64, Intel(R) Xeon(R) CPU E5-2680 0 @ 2.70GHz
         create_worker("hexagon-build-02", properties={'jobs': 12, 'loadaverage': 32},
             max_builds=1),