Ceyhun Ergün

Berufserfahrung von Ceyhun Ergün

• Bis heute 4 Jahre und 6 Monate, seit Jan. 2020

  Data Engineering Manager

  ENERJİSA

  I am responsible for the management of our team of SAP BI and SAS BI teams and the management of our SAS, SAP BW on HANA, SAP Business Objects and Qlik Sense systems. Our main focus at EnerjiSA is the reliability and availability of data. In addition to the goal of realizing projects, we focus on successfully carrying out the entire life cycle of the operational needs generated by a project. We create a reliable basis for all data engineering and advanced analytics projects at EnerjiSA.

• 3 Jahre und 5 Monate, Sep. 2016 - Jan. 2020

  Solution Architecture Expert(SAP BI)

  ENERJİSA

  In addition to my previous responsibilities, this role also involved ensuring the reliability and availability of data in the SAP BI systems, improving the team's ability to make rapid development and finding solutions according to customers’ needs. I was responsible for the migration of more than 50 billion data and the management of redesigning data models according to new processes in the unbundling project. I consider this project as the most challenging one that I successfully realized in EnerjiSA.

• 3 Jahre und 9 Monate, Jan. 2013 - Sep. 2016

  Senior Information Technology Specialist(SAP BI)

  ENERJİSA

  I mainly worked on SAP BW on HANA in this role. I was responsible for ETL processes and designing Bex Queries for FI-CA and Legal modules, improving BW team's ABAP abilities, redesigning and optimizing process chains, ABAP codes and data models. I kept close contact with Basis team to enable the right steps for system optimizations. I lead the BW team while keeping close contact with business units. I implemented SLT for near real time reporting with BO with Basis team.

• 2 Jahre und 8 Monate, Juni 2010 - Jan. 2013

  Information Technology Specialist(ABAP Developer)

  ENERJİSA

  In the beginning of this role , I worked as an ABAP developer focused on data governance of INCI which was a migration project from legacy system to SAP IS-U . Afterwards, I worked both as a functional consultant and ABAP developer on optimizing and designing processes, developing and deploying codes for legal module by using SCASE. I also worked for development support on IS-U modules.

• 5 Jahre und 9 Monate, Okt. 2004 - Juni 2010

  SAP ABAP Developer

  Havelsan A.Ş.

  I worked as a SAP ABAP developer in Turkish Airforce Information System Project. I developed ABAP programs and/or objects for ERP modules such as MM,PM and PP . I also developed complete add-ons to SAP with dialogue screens, tables ,reports and bapis . I coded various SmartForms , ALV Reports, in user-exits such as function user-exits, badi and open fi.