AUGUSTA, Maine — A little more than three decades ago, Tim Marks was an 18-year-old doorkeeper to the Maine Senate who ended up losing his job due to a change in party rule. Now he’s back — as the state representative-elect from Pittston.

Marks, a Democrat, is among the dozens of newly elected first-time legislators who gathered in the State House on Thursday for orientation. The lawmakers-to-be heard lectures on procedures for filing bills, how committees work, support services, and their pay.