General fusion middleware job duties:

Communications Duties - Oracle fusion middleware administrators must interface with DBA, SYS administrators the end-user community and they must have college-level communications skills, being able to communicate clearly, both orally and with written communications.
Business Duties - Most successful fusion middleware administrators have advanced college degrees. A minimum of a bachelors degree in Engineering, Business Administration or Computer Science is required, masters degree preferred.
DBA job duties - Most fusion middleware administrators have at least five years of full-time progressive database experience, and they sometimes have Oracle certifications such as OCP and OCM. The Oracle middleware DBA must also have a good understanding of related technologies, especially Java (JDeveloper, J2EE, Apache).
UNIX Duties: Must have a functional knowledge of UNIX shell scripting including vi and file management commands.

Specific fusion middleware job duties:

Install and patching: Installation, configuration and tuning of fusion middleware, WebLogic and WebSphere environments .
Conduct Troubleshooting: Work with the Application server DBA and Oracle DBA to resolve application problems.
Perform Migrations: Migrate code between test QA and production environments.
Maximize High Availability: High-availability design, configuration, and maintenance, including clustering and load balancing for fusion middleware.
Create Configuration: Configuration of LDAP and SSO for fusion middleware and fusion middleware based products such as OBIEE, BI Publisher and UCM .
Perform Tuning: Tuning of fusion middleware, OBIEE, BI Publisher and UCM. Develops standards and tuning metrics and alert thresholds. Create standardized alerts for telephone/pager devices for exceptional performance thresholds.
Oversee QA: Review proposed changes and test them in a test and QA environment.
Create Documentation: Develops a complete set of fusion middleware documentation describing the current configuration of fusion middleware, OBIEE, BI Publisher and UCM.
Develop Best Practices: Attends conferences and gathers fusion middleware best practices and standards for tested implementation.