Hiring a ClearCase developer is beneficial for managing complex software development environments. They are experts in handling IBM Rational ClearCase, a tool for version control and configuration management, ensuring efficient workflow. Their expertise in branching, merging, and versioning allows for better organization and tracking of code changes. They can also facilitate smooth collaboration across multiple teams, reducing errors and improving productivity. Moreover, their proficiency in dealing with diverse operating systems like Windows, UNIX, and Linux adds versatility to your project. Thus, a ClearCase developer can significantly enhance your software development process.