I've been a DBA contractor for both Oracle and IBM DB2 for telcos and insurance companies. In my experience, you need to cope with lots of politics and the bure

I've been a DBA contractor for both Oracle and IBM DB2 for telcos and insurance companies. In my experience, you need to cope with lots of politics and the bureaucracy of large organizations. I also found that you also need to keep your vendor certifications current in order to secure contracts.