Big Data Integration has become an essential aspect of modern organizations, as it enables them to make informed decisions by consolidating diverse data sources into a unified format. The process involves planning, extracting, transforming, loading, storing, and analyzing the data. Big data integration is challenging due to its massive volume, variety, and velocity, requiring advanced tools and technologies. To ensure success, organizations need experienced IT staff, robust security measures, regular testing, ongoing governance, data quality controls, and tool compatibility. By following best practices and strategies, such as implementing solid data security, performing regular data testing, ensuring ongoing data governance, enabling robust data quality controls, and maintaining tool compatibility, organizations can overcome the challenges of big data integration and reap its benefits.