This publication in Mercell does not concern a new Qualification System but is a continuation of the Qualification System previously published in Negometrix under number 201634 and the supplement to the Official Journal of the European Union (http://ted.europa.eu) under number 381211-2022. Short description TenneT wants to establish a Qualifcation System in order to have qualified economic operators that can be readily invited to participate in future tender procedures for specific Assignments under this Qualiification System regarding 'ArcGIS Expertise'. Initially, the scope of the tender procedures subject to this Qualifying System will consist of the following:  Implementation (detailed functional and technical design, data modelling and configuration); Interface design and development at the ArcGIS side to enable integration with the current TenneT IT landscape including SAP S/4HANA, ConnectMaster, existing ArcGIS landscape; Migration of Asset data from source systems (e.g. Bentley sisNET, ArcGIS geo-databases) into target system including but not limited to: Data cleansing and enhancements, extraction, transform and load; Enrichment of data to optimize the functionality of the Utility Network Model; Creation of master data templates for objects (e.g. tower families). Testing (system integration and user acceptance testing); Provide training and training materials (In English, and possibly in Dutch and German); After-care for implemented solution, Application Management Support services after go live; Transition to application management organisation. During the course of time, the specific Assignments (contracts) under the Qualification System will be tendered. For such a Tender the qualified Candidates will be invited. Qualification requests will be processed by TenneT in the sequence of receipt. TenneT will inform you as soon as possible and strives to do so within 10 working days from the date of receipt about the acceptance or rejection of your qualification request.