WAS v8.5 > Reference > Administrator best practicesWAS roles and goals
Enterprise architect Overall leadership for all architectural and technological matters with respect to IT environment. Solution architect Design ang coordinate solution that supports the specification set by the enterprise architect. System administrator Manage systems and software. Install operating system upgrades and middleware products. Implements design provided by solution architect. Monitors and maintain the configured system. Modify and remove configured objects as required. Application developer The application developer creates business applications that provide the business services described by the solution architect.
Reference:
WS-ReliableMessaging roles and goals
Roles and goals