http://augeas.net/ provides for configuration management, while puppet is exceptionally slick for all manner of large server farm roll-outs and management:
http://searchenterpriselinux.techtarget.com/tip/0,289483,sid39_gci1262344,00.html
Generally, rather than scripting all manner of roll-outs, choosing either of these to build upon in subsequent work, will provide management in s-hexy ROI of effort for any administrator.
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