Sure!
Note that the field that I use is an array, so if your field is not an array, you should not use the 'each' part:
{{#each context.journey.events.xxxxxx._company.igOrder.igEntries as |entry|}}{%#if contains(entry.CarrierUid, "post", false) %}PostNL{%else if contains(entry.CarrierUid, "zzz"...