I found this post a few months ago on Christophe’s Blog (The Project Server Team Rocks!!!), and have now had the opportunity to work with it on a couple of Projects and modified it for the new releases coming out next year… If you work with SharePoint regardless of your interest in Project Server you should listen to everything Christophe has to say… Anyhow enough of the preamble…
Reposted from Christophe Fiessinger's Blog
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Thanks to Janus Morthorst IT Architect at Progressive IT (also thanks to Brian Smith for contributing to the script), please find attached a script to do an unattended Project Server and/or SharePoint Server install.
The attachment contains the following three documented scripts (note each has a configuration file (XML):
Project Server SharePoint Server Project/SharePoint Server



Unlike these Unlike scripts I provided two years ago: Configuring Project Server 2007 using the command line: STSADM, the script above from Janus does it all (handles language packs, installs bits, provision and starts services etc…)
Janus has also done a great job documenting the script including important links to TechNet for instance to learn more about Project Server and SharePoint Server installation. Moving forward expect to see more scripts to install these products using PowerShell.
Attachment(s): Unattended_OfficeServer_By_Janus_Morthorst.zip
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So if you want to save time on your next farm Installation and you like every installation / configuration to be the identical dependent on the elements deployed, you should check out the Script…
-Ivan