Ventajas
Several opportunities to move within the organization in any skills and technology. V Good PayScale Excellent leave, Insurnace and Group Medical policies Stock options in fact they award in case you are doing exceptional work
Desventajas
Frequent reshapes and re-orgs. Instead of cleaning the spider web, sometimes whole building is being demolished. Indian Managers are not yet shaped with real Shell culture. Few places have bureaucracies and difficult to grow. Decision making process involves no less then 10-20 stakeholder with several calls. Very conservative approach. Few LoB really have implacable seasoned leaders though. Even with all cons, worth to get retied in this company. Those who aspire to group fast and working on latest and greatest choose service companies.