Google Sheets Roster Automation

I'm looking for a Google Sheets expert to create interlinked rosters for activity logging and roster upkeep. The main function will be task completion tracking, which employees will manually update.

Key Requirements:
- Create interlinked Google Sheets rosters
- Log activity for task completion
- Allow manual updates by employees

Ideal Skills and Experience:
- Proficiency in Google Sheets
- Experience with creating linked spreadsheets
- Strong attention to detail
- Familiarity with task management systems