Infrastructure architect vs principal architect

Differences between infrastructure architect and principal architect duties and responsibilities

Infrastructure architect example responsibilities.

• Improve LDAP ACI management which give the project ability to manage ACI's via grouper rather than case by case basis.
• Manage global voice communications both traditional and VoIP telephony.
• Manage all UNIX environments, installations, configurations and implementations.
• Leverage SharePoint to automate business processes and track historical data.
• Manage Cisco ASA firewalls and Microsoft ISA firewalls in production environment providing secure configurations and monitoring of the firewall logs.
• Research cloud computing to help determine company direction and potential applications to migrate to a cloud-base infrastructure.
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Principal architect example responsibilities.

• Manage and review Hadoop log files.
• Manage integrated ERP projects for manufacturing plants
• Design and implement a Java base reverse proxy that manage application routes.
• Lead architecture development for a CRM web collaboration product and a CRM multi-media/multi-channel integration product.
• Manage offshore engineering team, overcoming challenges including technical, resource planning & motivation, communication, and infrastructure.
• Design and develop the rich desktop web client using ExtJS, a JavaScript framework with an extensive library of UI components.
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