Los Angeles-based financial software developer BlackLine Systems has hired its first, Chief Marketing Officer, the company announced today. BlackLine said it has hired David Downing, most recently the Chief Marketing Officer of NetSuite, as its first CMO. Downing also previously served at such companies as SAP, Informatica, Oracle, Adobe, Seagate and Hill and Knowlton. BlackLine Systems develops software used for handling the financial close for companies. The company is backed by private equity firm Silver Lake.