Note Administrators and those who have direct reports can view other routes in the Fieldwork Office app. For more information, see Fieldwork Office - Getting Started Guide.
Summary
If you have someone out in the field who needs to see all the tech schedules, the best method is to use the web browser on the mobile device.
Key Points
Give the person access to view the schedule in Users/Routes
Use a web browser to view the schedule
If the person is not an Admin, give that person access to view the schedule in Users/Routes. Assign that person the role of Schedule.
Enter this address in the address bar in the device's web browser: https://app.fieldworkhq.com/schedule
Bookmark it or save it to the home screen so it's easily accessible.