WM, I think your numbers are not calculated well. I.e. some elements may still be missing. 30% income tax does not really apply from the first dirham. Etc.
But there is an eerie moment: LH offspring EW EU offering 3500 EUR after tax for CE base.
Getting 5.5 - 7.5 for a summer job of 5 months will appeal to some. SmartLynx paying only as little as necessary is an established business practice across the entire industry. Just before the pandemic the 737 running rate was 12.5 EUR/m for a 6 months ACMI assignment on a self employed contract.