An "organized" person keeps things in order. They know where to find information, don't forget things, and don't miss deadlines.

"Super-organized" means "very, very organized".

Some other adjectives that fit well with "super-" are:

super cool

super easy

super expensive

super friendly

super excited

Use a hyphen ("highly-motivated") when you use this phrase before a noun in written English:

a super-organized person

Don't use a hyphen when the phrase stands on its own:

He's super organized.