I believe there are additional DB permissions, here is what we have granted for our 11g DB user:
create user tidaladapter identified by xxxxxxx
default tablespace users;
grant create session to tidaladapter;
grant Create any job to tidaladapter;
grant Execute any program to tidaladapter;
grant Execute any class to tidaladapter;
grant Manage Scheduler to tidaladapter;
grant execute on dbms_scheduler to tidaladapter;
grant execute on dbms_session to tidaladapter;
GRANT SELECT on sys.v_$parameter to tidaladapter;
GRANT SELECT on sys.v_$instance to tidaladapter;
GRANT SELECT on dba_tables to tidaladapter;
GRANT SELECT on dba_users to tidaladapter;
GRANT SELECT on dba_stmt_audit_opts to tidaladapter;
GRANT SELECT on sys.obj$ to tidaladapter;
GRANT SELECT on sys.user$ to tidaladapter;
GRANT SELECT on sys.tab$ to tidaladapter;
GRANT SELECT on dba_scheduler_jobs to tidaladapter;
GRANT SELECT on user_scheduler_jobs to tidaladapter;
GRANT SELECT on dba_sys_privs to tidaladapter;
GRANT SELECT on v_$parameter to tidaladapter;
GRANT SELECT on v_$instance to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_SCHEDULES to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_PROGRAMS to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_JOBS to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_GLOBAL_ATTRIBUTE to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_JOB_CLASSES to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_WINDOWS to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_JOB_RUN_DETAILS to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_WINDOW_GROUPS to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_WINGROUP_MEMBERS to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_RUNNING_JOBS to tidaladapter;
/* BEGIN might not work depending on oracle version */
GRANT SELECT on DBA_SCHEDULER_JOB_ARGUMENTS to tidaladapter;
GRANT SELECT on DBA_SCHEDULER_PROGRAM_ARGUMENT to tidaladapter;
/* END */
GRANT SELECT on STMT_AUDIT_OPTION_MAP to tidaladapter;
GRANT SELECT on AUDIT_ACTIONS to tidaladapter;
GRANT SELECT on ALL_DEF_AUDIT_OPTS to tidaladapter;
GRANT SELECT on DBA_STMT_AUDIT_OPTS to tidaladapter;
GRANT SELECT on DBA_PRIV_AUDIT_OPTS to tidaladapter;
GRANT SELECT on DBA_OBJ_AUDIT_OPTS to tidaladapter;
GRANT SELECT on USER_OBJ_AUDIT_OPTS to tidaladapter;
GRANT SELECT on DBA_AUDIT_TRAIL to tidaladapter;
GRANT SELECT on USER_AUDIT_TRAIL to tidaladapter;
GRANT SELECT on DBA_AUDIT_OBJECT to tidaladapter;
GRANT SELECT on USER_AUDIT_OBJECT to tidaladapter;
GRANT SELECT on DBA_AUDIT_SESSION to tidaladapter;
GRANT SELECT on USER_AUDIT_SESSION to tidaladapter;
GRANT SELECT on DBA_AUDIT_STATEMENT to tidaladapter;
GRANT SELECT on USER_AUDIT_STATEMENT to tidaladapter;
GRANT SELECT on DBA_AUDIT_EXISTS to tidaladapter;
GRANT SELECT on DBA_AUDIT_POLICIES to tidaladapter;
GRANT SELECT on DBA_FGA_AUDIT_TRAIL to tidaladapter;
