Google Sheet / Excel expert is needed

We are looking for Google Sheet expert who can maintain existing files and prepare new ones.

Job Description -
- Maintain existing files - add more data from different sources on daily/weekly basis, keep all formulas working
- Create new files to present new data on demand

Skills required:
- Must know and control all common formulas (VLOOKUP, SUMIF, IMPORTRANGE, COUNTIF, CONCATENATE, all IF formulas
Define Named Range etc.)
- Excel Proficiency
- Be able to extract data from large files
- Excellent attention to details
- Great English speaking and writing
- Independent working ability
- Must have a good and stable internet connection
- Initiative and team oriented
- Long term availability