# SAGE X3-OP Expert* Home* SAGE X3-OP Expert* July 21, 2026* 0 Comments* By Roberte OkoyaMission Context: TSI Investissements is responsible for the maintenance and development of applications related to the IT systems of the group's Real Estate divisions. Responsibilities: Within the framework of corrective and evolutionary maintenance, and within the framework of projects : – evaluate user requests – write IT documentation, detailed functional specifications, and technical files relating to functional modifications and developments – perform configurations, developments, and/or liaise with the software vendor's support team to declare, track, and accept developments – participate in the delivery of developments in accordance with company processes. Application Scope: – Real estate accounting: Sage X3 and UNIT4 Agresso software, as well as our accounting transfer process between our applications – Real estate treasury – Data reporting for Solvency II regulations – Energy data processing software: Savee (Cloud)Required skills: – Significant experience with SAGE X3 version > 10 – Knowledge of the methodology and tools for managing an application environment (user ticketing, development versioning, deliveries, etc.) – Technical skills in VBscripts, SQL, PL-SQL, Power Shell for interfaces around the software package and diagnostic queries. Desired experience: 10 years.Application: CV + cover letter + copies of diplomas to be sent to contact@keoni.frFounded in 2008, Kéoni Consulting is an IT consulting and engineering firm specializing in the banking, financial markets, insurance, and industrial sectors. We are the partner for major accounts in their digital transformation. We help them transform their business model, align their operational processes, select the best technologies, and mitigate and overcome the risks associated with digitalization. Kéoni Consulting helps companies to: Make a difference , innovate and create , reinvent their business, satisfy customers, gain a competitive advantage, become the leader in their sector, and become the leader in their sector. Our services cover the entire information systems lifecycle (Project Management, Business Analysis Consulting, Design, Implementation, Maintenance, Production, and Operations).**Job Category:** Digital Transformation**Job Type:** Full Time**Work location:** Europe