Java Tech Lead

We are looking for a mid-senior level Java developer with experience in Unix and SQL.
Location: St. Louis, MO
Required Skills:

6+ years development experience with a Java EE architecture
3+ years designing and implementing High-available, load-balanced, clustered environments
2+ years working web based applications
4+ years directly with RDMS with strong knowledge on SQL and data modelling
2+ on web services
2+ on Unix based shell scripts
2+ on system administration (Unix, web servers, CRMS, etc)
2+ on multi thread components/applications
2+ XML
Exp on Ant or Make files
Exp with TCP/IP sockets
Exp with SSO solutions including LDAP integration
Troubleshooting experience

Preferred Skills:

Exp in debit or credit card industry
Exp in Banking/financial industry
Exp with mainframe applications
Understanding of IBM Tivoli product suite
Exp in BPM products – Pega/Appian or any