You can use CmdExec method (Using operating system command) also to run the command.

To Use the extended stored procedure xp_cmdShell, it needs to be enabled. By default it is disabled due to security concerns.

The Job Step will be some thing like this:

EXEC @ReturnCode = msdb.dbo.sp_add_jobstep @job_id=@jobId, @step_name=N'copy file',

@step_id=1,

@cmdexec_success_code=0,

@on_success_action=1,

@on_success_step_id=0,

@on_fail_action=2,

@on_fail_step_id=0,

@retry_attempts=0,

@retry_interval=0,

@os_run_priority=0,

@subsystem=N'CmdExec',

@command=N'ccopy c:\myfolder\myfile.txt d:\yourfolder\yourfile.txt',

@flags=0