Environmental Activities
Gulzar Ahmed
Drilling Fluid Engineer
Karachi
Summary
Experienced drilling fluids specialist with a strong background in managing and optimizing drilling fluid operations at various well sites. Proven expertise in performing detailed mud testing, recommending treatments, and ensuring fluid parameters remain within specifications. Skilled in preparing comprehensive reports, including daily treatment costs, rig activity, and end-of-well summaries. Adept at providing logistics support and maintaining effective communication with clients and team members. Committed to professional development and staying current with industry advancements. Successfully collaborated with major clients such as United Energy Pakistan Ltd (UEPL), Orient Petroleum Ltd (OPL), Pakistan Oilfields Ltd, Pakistan Petroleum Ltd (PPL), Oil & Development Company (OGDCL), and OMV Pakistan.
Overview
2025
2025
years of professional experience
1
1
Language
Work History
Drilling Fluids Specialist
SLB
9 2023 - Current
- Planned and executed daily operations for drilling and completion fluids, ensuring quality and managing further treatment plans.
- Oversaw logistics and maintained open communication with customer representatives and other involved personnel.
- Drove the company’s HSE procedures, ensuring all activities were risk assessed and mitigations applied.
- Built strong customer relationships and collaborated with Client & other departments at SLB.
- Demonstrated commitment to professional development by attending industry conferences, workshops, and training sessions to stay current with advances in drilling fluids technology.
- Managed inventory effectively, ensuring correct quantities of materials were available for each stage of the operation.
- Contributed to the successful completion of drilling projects by maintaining open communication with multidisciplinary teams and providing regular updates on fluid performance.
Field Service Representative-II
Halliburton Worldwide
04.2023 - 08.2023
- Planned and executed daily deliveries for drilling and completion fluids.
- Ensured quality control of drilling/completion fluids and managed further treatment plans.
- Controlled logistics and maintained effective communication with customer representatives and other involved personnel.
- Drove the company’s HSE procedures, ensuring all activities were risk assessed and mitigations applied.
- Established strong customer relationships and collaborated with other departments.
Lead Drilling Fluids Engineer
Hilong Oil Services Pakistan
04.2022 - 03.2023
- Served as Lead Drilling Fluid Engineer at Hilong Oil Services Pakistan for Client United Energy Pakistan Ltd (UEPL) on drilling and workover wells.
- Conducted daily checks of mud, inventory, and customer needs at various well sites.
- Performed detailed mud testing and recommended treatments to ensure mud parameters remained within range.
- Submitted daily reports documenting treatment costs, rig activity, and drilling fluid properties.
- Prepared End of Well Reports, Drilling Fluids Summaries, and Well Recaps.
- Managed logistics and procurement for mud chemicals required at the wellsite and yard.
- Communicated effectively with clients and the office.
Drilling Fluids Specialist
Sirius Gemstone Drilling Fluids
1 2020 - 3 2022
- Provided Drilling Fluids Specialist services for Pakistan Oilfields Limited.
- Supervised operations and maintenance of all drilling fluids at the well site.
- Performed regular API tests on drilling fluids and made necessary adjustments to maintain operating parameters within specifications.
- Recommended changes to fluid parameters as conditions dictated, providing solutions to unscheduled events.
- Communicated daily, or as required, with the company’s representative.
- Maintained constant communication with the operator’s representative and drilling rig personnel to stay fully aware of drilling conditions and advise on drilling fluids condition and performance.
- Prepared Daily Mud Reports, Inventory Reports, Mud Volume Reports, Solids Control Equipment Performance Reports, End of Well Summaries, and Well Recaps.
Field Service Representative-I
Halliburton Worldwide
07.2019 - 12.2019
- Planned and executed daily deliveries for drilling and completion fluids.
- Ensured quality control of drilling/completion fluids and managed further treatment plans.
- Controlled logistics and maintained effective communication with customer representatives and other involved personnel.
- Drove the company’s HSE procedures, ensuring all activities were risk assessed and mitigations applied.
- Established strong customer relationships and collaborated with other departments.
Drilling Fluids Engineer
Hilong Oil Services Pakistan
08.2015 - 06.2019
- Worked with United Energy Pakistan Ltd (UEPL) on drilling and workover wells.
- Performed daily checks of mud, inventory, and customer needs at various well sites.
- Conducted detailed mud testing and recommended treatments to ensure mud parameters remained within range.
- Submitted daily reports documenting treatment costs, rig activity, and drilling fluid properties.
- Prepared End of Well Reports, Drilling Fluids Summaries, and Well Recaps.
- Managed logistics and procurement for mud chemicals required at the wellsite and yard.
- Communicated effectively with clients and the office.
Consultant Engineer
MI SWACO-Schlumberger
06.2013 - 02.2015
- Worked in the Drilling Fluids Lab and at well sites for drilling and workover operations.
- Performed various WBM (Water-Based Mud) and OBM (Oil-Based Mud) testing, product performance testing, HTHP (High-Temperature High-Pressure) fluid loss and treatment, hot oven roller tests, dewatering/wastewater treatment, coagulation, and flocculation testing.
- Recommended treatments to ensure mud parameters remained within range.
- Submitted daily reports documenting treatment costs, rig activity, and drilling fluid properties.
- Prepared End of Well Reports, Drilling Fluids Summaries, and Well Recaps.
- Provided logistics support for materials required at well sites.
- Communicated effectively with clients and the employer.
- Worked with clients including United Energy Pakistan Ltd (UEPL), Orient Petroleum Ltd (OPL), and OMV Pakistan.
Education
Bachelor of Petroleum & N.Gas Engineering - Petroleum & N.Gas Engineering
Mehran University of Engineering & Technology
Jamshoro, Sindh04-2012
Skills
Problem-solving abilities
Certificates/Trainings
- Basic Mud School
- IWCF Level-1
- H2S Safety
- Confined Space
- Work at Height
- Chemicals Safety & Handling
- First Aid, Fire Safety
Mud Systems Used
- Gel/Spud Mud
- 5-7%KCL Polymer Mud
- KCL PHPA/EZ Mud
- Sodium Silicate
- Lignite Lignosulfonate
- Hydro-Guard HPWBM
- KCL HT Polymer
- OBM Versamul Mud
- LSND Mud
Completion Workover Fluids
- NaCl
- KCl
- CaCl
- CaBr
Challenges Addressed and Solutions Implemented
- Reactive & Sloughing Shale
- Bit Balling
- Lost Circulation
- Kick Control
- Pipe Stuck (Differential & Mechanical)
- CaCO3 and HCO3 and Acid gases contamination
- High solids content, ECD Restrictions
Clients Served
- UNITED ENERGY PAKISTAN LTD
- PAKISTAN PETROLEUM LTD
- PAKISTAN OILFIELDS LTD
- ORIENT PETROLEUM LTD
- PETROLEUM EXPLORATION LTD
- OIL & DEVELOPMENT COMPANY LTD
Personal Information
- Passport Number: HJ1164622
- Date of Birth: 07/05/88
Interests
Volunteering
Traveling
Timeline
Field Service Representative-II
Halliburton Worldwide
04.2023 - 08.2023
Lead Drilling Fluids Engineer
Hilong Oil Services Pakistan
04.2022 - 03.2023
Field Service Representative-I
Halliburton Worldwide
07.2019 - 12.2019
Drilling Fluids Engineer
Hilong Oil Services Pakistan
08.2015 - 06.2019
Consultant Engineer
MI SWACO-Schlumberger
06.2013 - 02.2015
Drilling Fluids Specialist
SLB
9 2023 - Current
Drilling Fluids Specialist
Sirius Gemstone Drilling Fluids
1 2020 - 3 2022
Bachelor of Petroleum & N.Gas Engineering - Petroleum & N.Gas Engineering
Mehran University of Engineering & Technology
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