Dear sir,
I read your project description.
I am sure I can do this for you, in a timely manner.
Please take a look at my profile, here is my skillset as well as more informations about me.
https://www.freelancer.com/u/thms00.html
As you can see on my profile, BASH is one of my skills as it is required in a lot of Linux tasks.
I do clean and reliable code that does error checking.
A cronjob will be needed to run the code periodically.
Feel free to PM me if you have any more questions.
Willing to start right-away!
Regards,