11/04/2026 updated

SR
not available
info: not available until 02/01/2027

Senior SAP CO/PS Consultant | Project Systems, Revenue Recognition & Cross-Module Integration

LYON, France
Worldwide
Engineering Degree, Industrial Engineering and Management, Universite de Technologie de Troyes (UTT)
LYON, France
Worldwide
Engineering Degree, Industrial Engineering and Management, Universite de Technologie de Troyes (UTT)

Profile attachments

Steven_Rassaby_Resume_202611

About me

I am a senior SAP CO/PS Consultant specializing in revenue recognition and cross-module integration in SAP S/4HANA, with 5+ years of SAP CO/PS consulting experience. Strong expertise in Event-Based Revenue Recognition (EBRR), Resource-Related Billing (RRB), with cross-module integration experiences

BillingPython (Programming Language)SAP ERPSAP CATSSAP ABAPSAP ApplicationsSAP COSAP FI/COSAP Functional ConsultingSAP HANASAP PSSAP SDSystems IntegrationSAP DevelopmentSAP Integration SolutionsSAP CertificationSAP Fiori
SAP S/4HANA CO/PS & Project Controls
Expertise in Project System configuration, WBS structures and project lifecycle, budgeting, budget availability control, result analysis, activity types and project cost integration. Hands-on experience with project-based Cross-Application Time Sheet (CATS), approval workflows and HR-data integration.

Revenue Recognition & Cross-Module Integration
Deep specialization in Event-Based Revenue Recognition (EBRR) and Resource-Related Billing (RRB) configuration for EBRR time-and-materials scenarios. Strong knowledge of revenue and cost posting schemes, real-time result analysis, and integration across CO, PS, FI and SD, including IFRS 15 requirements.

Technical-Functional Integration & Reporting
Proficiency in IDoc-based interfaces, monitoring, error analysis and post-processing. Practical experience with functional specifications, ABAP debugging and coding, BAdIs and user exits, as well as CDS views, SAP Fiori reporting and SQL-based data analysis and validation.

ABAP Debugging & Development
Practical coding experience including debugging existing ABAP, writing functional specifications, working with BAdIs, user exits and routines, and supporting custom development for enhancements and automated processes.

SAP Fiori & CDS Views Reporting
Experience building and validating reports using CDS views and SAP Fiori, supporting real-time data analysis and custom reporting requirements across project and financial modules.

Data & Programming
Proficiency in SQL, VBA and Python for data analysis, validation and automation tasks in the context of SAP implementations and reporting.

IDoc Interface Management
Hands-on experience with IDoc-based interfaces including monitoring, error analysis, post-processing and integration with external HR systems through timesheet approval workflows.

Project Migration & Testing
Experience handling PS migration, data validation, system integration testing (SIT), coordination of integration tests across streams, user acceptance testing (UAT), cutover support and hypercare incident resolution.

Tools: Jira & ServiceNow
Practical use of Jira and ServiceNow for project management, incident tracking and support activities across SAP implementation and rollout projects.

Experience

Professional experience5 - 10 years
Freelancer since2025

Languages

EnglishFluentFrenchNative speaker

Project history

Independent SAP CO/PS Consultant | PS Module Lead

Arquus
SAP S/4HANA Greenfield Implementation. Owned the PS functional scope as the sole PS consultant, working directly with the solution architect. Led requirements workshops, challenged proposed designs, coordinated cross-stream dependencies and authored PS functional and configuration documentation. Designed and configured PS processes spanning WBS structures, project creation and release, budgeting, financial closing and project cost integration. Configured result-analysis methods covering POC method, CCM and manual approaches. Owned project-based CATS configuration and integration with external HR data, including IDoc processing and timesheet approval workflows. Handled PS migration, data validation, SIT, UAT and cutover support.

SAP CO/PS Consultant - EBRR & Cross-Module Integration

Capgemini
S/4HANA Greenfield UK Core Model Deployment. Independently investigated, tested and configured Event-Based Revenue Recognition for time-and-materials scenarios. Designed and configured posting schemes and integrated flows across PS, CO, FI and SD. Configured RRB behavior for EBRR time-and-materials scenarios in single and intercompany scenarios. Produced functional specifications, debugged ABAP and wrote practical code. Owned the EBRR and revenue-related scope during SIT and UAT, supported cutover validation and hypercare through posting and interface reconciliation.

SAP FI/CO Consultant - Rollout & Support

Louis Dreyfus Company
China Rollout and Argentina Reporting Support. Supported the solution rollout for China and reporting maintenance for Argentina, including FI processes for VAT reconciliation and bank posting settlements. Reverse-engineered functional specifications for reports, mapping report fields to SAP source data in collaboration with an ABAP developer. Executed test scenarios, validated results, escalated defects and resolved first-level FI/CO support incidents independently.

Certificates

SAP S/4HANA for Financial Accounting Associates

SAP

2023


Contact form

Log in to get in touch

You need to be logged in to use the contact form.

Sign upLog in