Job Description. Job Description. ACK Marine & General Contracting is a marine heavy-civil, commercial diving, dredging, & general construction company with its headquarters in Quincy, Massachusetts. ACK Marine is seeking a Project Manager who desires to be part of our team for the New England Area (MA, RI, CT, NH, ME). . ROLE: PROJECT MANAGER. . The Project Manager works within the Construction Team which is responsible to plan and oversee the p...