CareerPlan

Kaufmännischer Sachbearbeiter (m/w/d) - Bereich Gebäude- und Versorgungstechnik

Oberhausen, Rheinland, NORDRHEIN_WESTFALENFull-time2026-09-21 → 2026-11-11

Core

Administrative and organizational management of projects in building and supply technology, ensuring accurate billing and reliable communication with internal and external interfaces in a staffing agency.

Role type

Administrative specialist (commercial accounting)

Builds

Project billing, invoicing, and data management for a staffing agency

Domain

Business Administration / Staffing / Building Technology

Deliverable

dashboards & analysis

Required skills

Commercial accounting, invoice verification, accounts payable/receivable, ERP system management, report generation, stakeholder coordination

Preferred skills

Customer service experience, MS Office proficiency, structured work style, numerical aptitude

Responsibilities

Process and verify incoming invoices, create and book outgoing invoices, maintain master data in ERP systems, support offer and contract processing, generate reports and OP lists, coordinate with technical departments and suppliers