The IDC Community Managers collectively manage the health and welfare of officer communities with Information Professional (1820), Information Warfare (1810), Cyber Warfare Engineer (1840), Intelligence (1830), and Oceanography (1800) designators. Where appropriate, they are involved in LDO and CWO issues for 642X/742X, 644X/744X, 645X/745X, 743X and 646X designators. An officer of the Naval Reserve.