My Jobs toolbar
Overview
A toolbar is shown at the top of the My Jobs Dialog, and exposes the following options.

Change the Filter: invocation of this option displays the Filter My Jobs dialog.

The dialog contains the following:
Show jobs from: this dropdown allows you to define the time period in respect of which you wish to view jobs. It exposes the following values:
Today (default)
The past 2 days
The past 7 days
The past 28 days
Types: a list of types is shown, with each accompanied by a checkbox, all of which are unchecked by default. The list includes the following types:
Analysis panel refresh
Analyze file
Audit Joins
Cache attribute values
Catalog re-sync
Connectivity test
Data viewer
Delete staged email offer content
Download asset from ECP
Email delivery test
Email link test
File download
File export
File external copy
Fulfillment test
Generate audience from clusters
Get Single Customer View
Joins refresh
Offline Channel Configuration
Perform Single Customer View Search
Publish to web: also covers Stage email content.
Refresh Value Lists
Re-subscribe contacts
Rule count
Rule export
Selection rule waterfall
Unpublish
Update cached attribute list table
Upload asset to ECP
Upload file to ECP
Validate and load file
Validate audience definitions
Validate channels
Validate SQL expression
Workflow diagnostics
Workflow waterfall report
A note at the bottom of the list clarifies that 'When no types are selected, all types are returned in the results'.
Start search: invocation of this option refreshes the My Jobs Dialog with jobs that match the supplied search criteria.
Cancel: clicking this button removes the dialog from display without applying the search criteria. Closing and re-opening the Dialog resets any applied criteria to their default values.
Refresh: invocation of this option retrieves details of jobs accordant with the supplied search criteria.
Previous page: this option is only displayed when a page other than the first is shown. Invocation displays the previous page's jobs.
Next: this option is only displayed when a page other than the last is shown. Invocation displays the next page's jobs.