The following query shows the list of jobs running on the sql server.
select * from msdb..sysjobs
From the msdb..sysjobs, the required job_id for enable or disable to be taken.
T-SQL to dis-enable specific job in sql server
EXEC msdb..sp_update_job @job_id = '770F175B-C8A0-4157-BACD-0AF129DF570C', @enabled = 0
T-SQL to enable specific job in sql server
EXEC msdb..sp_update_job @job_id = '770F175B-C8A0-4157-BACD-0AF129DF570C', @enabled = 1