Why are you assuming that their backend architecture is bad when these positions touch sensitive data much more frequently than a software engineering position

Why are you assuming that their backend architecture is bad when these positions touch sensitive data much more frequently than a software engineering position in companies globally? In order to effectively support customers, you need to make a decision into how much visibility you'll give customers. Alternatively, you give your support the even more unfortunate circumstance of needing to request sensitive data. SREs need to be able to work with hardware and software and by virtue of needing to take decisive action are in a similar situation.