What jobs is Callista hiring for right now?
As of Sep 16, 2026, Callista has 4 open jobs on Alion. They are posted in 3 cities.
What Callista posted in the last two weeks
Which roles Callista is hiring for
Where Callista is hiring
Callista hires from 3 offices across 1 countries, holding 15 of its open vacancies between them.
How the work at Callista is set up
Open vacancies at Callista
Questions about jobs at Callista
Is Callista hiring right now?
Yes. As of Sep 16, 2026, Callista has 4 open jobs on Alion.
What roles does Callista hire for?
Callista is hiring mostly for Data Science, QA, Backend. The largest group is Data Science with 3 open vacancies.
Where does Callista hire?
Callista has open vacancies in 3 places, most of all in Lucerne, Bern, Zurich.
How long have Callista vacancies been open?
Half have been on Alion for 7 days or less. 0 vacancies at Callista have been listed for more than 90 days, and postings of that age are far more often out of date.
How do you apply to Callista?
Callista accepts applications through Recruitee, so the form opens on that system rather than on Alion.
Other companies hiring in the same industry
How to cite this page
These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page.
Alion, "Callista: 4 open jobs", as of Sep 16, 2026. https://alion.io/company/callista-3/jobs
Licence: CC BY-SA 4.0Map: OpenFreeMap, OpenStreetMap. City coordinates: GeoNames (CC BY 4.0)