# download archive (consider to use a current release)
curl  'https://download.sos-berlin.com/JobScheduler.2.1/js7_controller_unix.2.1.0.tar.gz' --output js7_controller_unix.2.1.0.tar.gz

# extract archive
tar xvzf js7_controller_unix.2.1.0.tar.gz

# find extracted files in the "controller" sub-directory
ls -la controller

# prepare an instance start script from the example
cd controller/bin
cp -p controller_instance.sh-example controller_instance.sh

# optionally activate/adjust environment variables in controller_instance.sh
# JS7_CONTROLLER_HTTP_PORT=4444
# JAVA_HOME=...

# run the Controller
./controller_instance.sh start

# find log output
tail -100 ../var/logs/controller.log