Killing a datapump job

1) select * from dba_datapump_jobs;

Here we need to identify the the job_name with status as EXECUTING.

2) expdp attach=EXPFULL  #JOB_NAME

3) Export> kill_job
Are you sure you wish to stop this job ([yes]/no): yes

Export>

4) select * from dba_datapump_jobs;

Query the above command and make sure there is no more the job found in step 1.