The three layers for the internal ICT functions and Service Providers broadly represent the ICT Management focus areas of ‘Plan-Build-Run’ pertaining to IT Services.
Regardless of how much is outsourced, several functions should be retained by the internal ICT group, including ICT Strategy Management, Financial Controls, Contract/Supplier Management, Design & Architecture and Portfolio Management.
Building new solutions can range from small individual changes to large releases and portfolios of IT projects. This something that needs to be controlled internally, but much of the building.
nsuring that current production services are up and running with the right non-functional specifications (availability, security, capacity, Continuity), monitoring and supporting them.
The below figure indicates how various best practice frameworks may provide input to the design of a target ICT Operating Model that underpins a digital strategy (or be the ‘normative’ reference framework for a review of a current state).
They should however be no more than that: input. The frameworks that cover most elements of all the ‘plan-build-run’ capabilities in an IT group are COBIT® and ITIL®, whilst (emerging) practice frameworks such as SAFe and DevOps mainly focus on ‘plan’ and ‘build’. SIAM practices may be combined with other practices to manage and govern service aggregation and a multi-vendor environment.