Earlier quoted context omitted.
AWS may be overcharging but it's a balancing act. Going on-prem (well, shared DC) will be cheaper but comes with requirements for either jack of all trades sysadmins or a bunch of specialists. It can work well if your product is simple and scalable. A lot of places quietly achieve this. That said, I've seen real world scenarios where complexity is up the wazoo and an opex cost focus means you're hiring under skilled…
And don't forget the real crux of the problem: Do I even know whether a specialist is good or not? Hiring experts is really difficult if you don't have the skill in the topic, and if you do, you either not need an expert, or you will be biased towards those that agree with you. It's not even limited to sysadmins, or in tech. How do you know whether a mechanic is very good, or iffy? Is a financial advisor giving you g…
Of course but unless I misunderstood what you meant to say, you don't escape that by buying from AWS. It's just that instead of "sysadmin specialists" you need "AWS specialists".
If you want to outsource the job then you need to go up at least 1 more layer of abstraction (and likely an order of magnitude in price) and buy fully managed services.