Need support on scalable database design.

We are looking for a DBA expert who can support us initial level database architect which will suite for a handle 5000 subscribers in future to keep in mind.

Expertise we looking for -

Strong experience in SQL, Database design Unix shell scripting.
Good with data modelling skills; entity relationship as well as dimensional, designing various layers of Datawarehouse, etc.
Data analysis, source system analysis and data mapping to target data model.
Extensive knowledge in data integration architecture/ETL/Data warehouse, esp large volumes with complex integrations .
Good Knowledge in Architectural and Design patterns.