Login error when executing package as job in sqlagent

SSIS 2008 R2
Windows server 2008

Hi, I imported this package from dev server where it worked fine as scheduled job.

now I get this error...

Date,Source,Severity,Step ID,Server,Job Name,Step Name,Notifications,Message,Duration,Sql Severity,Sql Message ID,Operator Emailed,Operator Net sent,Operator Paged,Retries Attempted
08/31/2012 16:01:02,hpiload,Error,0,SQL2008PROD,hpiload,(Job outcome),,The job failed.  The Job was invoked by User sa.  The last step to run was step 1 (main).,00:01:20,0,0,,,,0
08/31/2012 16:01:02,hpiload,Error,1,SQL2008PROD,hpiload,main,,Executed as user: SQL2008PROD\SYSTEM. Microsoft (R) SQL Server Execute Package Utility  Version 10.50.2500.0 for 32-bit  Copyright (C) Microsoft Corporation 2010. All rights reserved.    Started:  4:01:03 p.m.  Error: 2012-08-31 16:02:22.75     Code: 0xC0202009     Source: Qualification Connection manager "DestinationConnectionOLEDB"     Description: SSIS Error Code DTS_E_OLEDBERROR.  An OLE DB error has occurred. Error code: 0x80040E4D.  An OLE DB record is available.  Source: "Microsoft SQL Server Native Client 10.0"  Hresult: 0x80040E4D  Description: "Login failed for user 'WDHB\SQL2008PROD$'.".  End Error  Error: 2012-08-31 16:02:22.79     Code: 0xC00291EC     Source: Preparation SQL Task 1 Execute SQL Task     Description: Failed to acquire connection "DestinationConnectionOLEDB". Connection may not be configured correctly or you may not have the right permissions on this connection.  End Error  DTExec: The package execution returned DTSER_FAILURE (1).  Started:  4:01:03 p.m.  Finished: 4:02:22 p.m.  Elapsed:  79.813 seconds.  The package execution failed.  The step failed.,00:01:20,0,0,,,,0