The main role of an IT compliance officer is to ensure that an organization adheres to relevant laws, regulations, and internal policies regarding information technology. This involves creating and enforcing compliance programs, conducting regular audits, and monitoring IT processes to identify risks related to data privacy and security. The compliance officer educates employees on regulatory requirements, such as GDPR or HIPAA, to minimize violations and protect the organization from legal repercussions. Overall, they play a crucial role in maintaining the integrity and trust of the company's IT systems.