add the following entry in setDomainEnv.sh as an extra java properties

EXTRA_JAVA_PROPERTIES="-Xmanagement:port=7091,ssl=false,authenticate=false,autodiscovery=true ${EXTRA_JAVA_PROPERTIES}"
export EXTRA_JAVA_PROPERTIES

The above entry is to enable the remote agent and make sure that the property is set while starting the weblogic server

Then try to create a new connection

and then add the entries to connect to the remote weblogic server

Test the connection and wait for OK and then press finish

A new JVM connection is established.. Now you can proceed with the profiling and monitoring of the server