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Kundenberater:in Key Account (w/m/d)

Berlin, BERLINFull-time$11–$112026-10-02 → 2026-10-17

Core

Managing a fixed portfolio of ~300 complex industrial/commercial clients (e.g., factories, swimming pools) with non-standard billing, calculating wastewater volumes, and correcting invoices.

Role type

Senior Key Account Manager (Water Utilities)

Builds

Accurate billing and technical solutions for large industrial and commercial water/sewage customers

Domain

Water and wastewater utilities

Deliverable

client delivery

Required skills

Engineering degree in Water Resources/Waste Management/Process Engineering, technical knowledge of water treatment and wastewater plants, business metrics and controlling, complex client communication, network building

Preferred skills

Experience with industrial process technologies, mobility for on-site inspections

Technologies

Water treatment plants, wastewater treatment plants, process technologies

Responsibilities

Managing a fixed client portfolio of ~300 large industrial/commercial customers, calculating annual wastewater volumes not entering the sewerage system, conducting commercial corrections of billing, performing on-site inspections, analyzing process technologies of industrial customers

Seniority

Senior, hands-on IC