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Ecolab

# Senior Process Engineer

Witterswil, Solothurn, Switzerland Full-time Senior individual contributor Manufacturing & Production 

Listed on Ecolab’s official careers site. Posted September 7, 2026. Check that it is still open and apply there.
[Apply on Ecolab’s careers site →](https://jobs.ecolab.com/global/en/job/EIYEIEUSR00294893EXTERNALENGLOBAL/Senior-Process-Engineer)

[OpenNash Jobs](https://jobs.opennash.com/) / [Ecolab](https://jobs.opennash.com/companies/ecolab/) / Senior Process Engineer

The employer’s listing has no description we could read. See it on their site.

## At a glance
- Posted by the employer: Sep 7, 2026
- First seen by OpenNash: Jul 9, 2026
- Last checked: Oct 19, 2026
- Listed for: 102 days
- Location: Witterswil, Solothurn, Switzerland
- Employment type: Full-time[Apply on Ecolab’s careers site →](https://jobs.ecolab.com/global/en/job/EIYEIEUSR00294893EXTERNALENGLOBAL/Senior-Process-Engineer)

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OpenNash lists jobs from employers’ own careers sites and does not handle applications.
Dates come from the employer where stated; “first seen” and “last checked” are our own observations.

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