Houssem Hmida

Client: Quadient: ▸ Authorization redesign: rebuilt the entire role architecture across 10+ SAP entities from scratch — SoD rulebook validation with BPMs and external auditors — zero major findings in 2 consecutive external audits. ▸ SAP BTP platform: provisioned subaccounts, CF spaces, entitlements; deployed and managed Cloud Foundry applications end-to-end; monitored CPI integration flows in production. ▸ SAPUI5 compliance dashboard: designed and shipped a Fiori/UI5 application on BTP Cloud Foundry consuming OData via Cloud Connector — used live by external auditors, cutting audit-prep effort by 80%. ▸ SolMan 7.2 greenfield: sole architect and implementer — SWPM bare-metal install, LMDB, Diagnostics Agents, ChaRM, JSM, BPM, System Monitoring, ITSM Service Desk — 2,000+ end users governed. ▸ SAP PO build: dual-stack NetWeaver ABAP+Java from scratch; delivered stable integration middleware; iFlow incident resolution reduced interface outages. ▸ Automation: Python/Bash script library — certificate expiry alerts, job failure monitoring, tablespace Files systems— automated 15+ recurring tasks, ~60% reduction in manual ops effort.

Client: CCBJI: ▸ Zabbix monitoring platform : Linux, MySQL/PostgreSQL backend, Zabbix agents on every SAP and infra host — custom SAP-aware templates (ABAP work processes, dialog response, ICM, enqueue health, HANA/Oracle/Db2 metrics) — MTTD reduced ~60%. ▸ Database administration: SAP HANA, Oracle, IBM Db2 — backup checks, DBACOCKPIT performance monitoring, patching cycles, HA setup — 99.9% production availability sustained across all tiers. ▸ Upgrades: kernel, Support Packages, and component upgrades across ECC and S/4HANA using SWPM/SUM — zero unplanned downtime across the full engagement. ▸ Transport governance: end-to-end CTS+ management across DEV/QAS/PRD — strict gating controls within ITIL change workflows; Freshservice and Jira for incident and service request tracking.