Nasir Mahmood

Subsurface Data Manager (Consultant Ii) at Tullow Oil London Via Sword Group @Sword Group

London, GB

Seismic and Well Data Management: Managed and loaded 3D/4D seismic volumes, 2D lines, interpretation data (horizons, surfaces, faults), and well data (logs, headers, deviation surveys, tops, time-depth) into Petrel Reference Projects and transferred to Petrel Studio.• Seismic data loading and management in Geoteric and PaleoScan.• Administration of Avocet and EnergySys, ensuring daily and monthly production data is loaded, populating Avocet database with new wells, and updating data loading SQL scripts as input spreadsheets evolve.• Gravity and Magnetic data (Zmaps Grids, geotiffs) loading in Petrel reference projects.• Seismic and well data indexing and cataloguing in GDM, EDM, and Record management.• Maintained and managed Reference Petrel Projects for core assets, including upgrading and migrating projects to the latest Petrel versions.• Involved in the proof of concept (POC) and budgeting for a new data management solution (energySYS, Lumin, Curate)• Liaise with Geomatics team to ensure all data quality issues related to CRS, datum, are applied correctly.• Data Transfer and Management: Created FTP sites, downloaded data from platforms, copied data to USBs, and coordinated shipments.• Geotechnical storage management: Creating, Archiving, Deletion, Restoring Data and Projects, Data transfers, Data QC, etc.• Well data manipulation from different well databases by using FME and SQL queries in SQL Server management Studio (MSSMS).• Automated tasks including converting production data from PDF to Excel, downloading Well Engineering documents, detecting non-technical data, visualizing results in PowerBI, and archiving FTP data.• Participated in Lumin implementation, focusing on testing, security, and user group management for AI-based data searches.• Integrated production data from non-operated assets into EnergySys, enabling unified management and visualization in PowerBI dashboards.• Contributed to G&G data rationalization and ongoing AWS migration

Quaid-e-Azam University, Islamabad

M.Sc, Geophysics

Quaid-e-Azam University, Islamabad

M.Phil, Geophysics