Mudlogging Data Analyst / Data Engineer

Location: Saudi Arabia
Rotation: 7 weeks on / 3 weeks off
Start: Once the required visa is obtained
Contract: Rotational

A major Oil & Gas Services Company in Saudi Arabia is seeking an experienced Mudlogging Data Analyst / Data Engineer to support its drilling and wellsite operations.

The successful candidate will have a strong background in mudlogging, drilling data analysis, and geological interpretation, with previous experience working for SLB (Schlumberger) or a similar major oilfield services company. Previous professional experience in Saudi Arabia is highly desirable.

This position is particularly suited to an experienced Mudlogging Unit Leader / Lead Data Analyst with a strong understanding of real-time drilling data, geological data, mudlogging systems, and data quality management.

Key Responsibilities

• Lead and oversee mudlogging data acquisition, monitoring, validation, and analysis.
• Monitor and interpret real-time drilling and geological data from the wellsite.
• Analyse mudlogging parameters including ROP, WOB, torque, RPM, standpipe pressure, flow rate, pit volume, gas readings, and drilling trends .
• Ensure accurate and timely acquisition, quality control, processing, and reporting of wellsite data.
• Interpret lithology, cuttings, gas shows, drilling parameters, and other geological indicators.
• Identify abnormal drilling conditions and communicate potential wellbore or formation-related issues to the drilling and geology teams.
• Maintain high-quality digital and geological datasets throughout drilling operations.
• Prepare daily, end-of-tour, and well reports in accordance with client and company requirements.
• Work closely with Drilling Engineers, Wellsite Geologists, Company Representatives, Directional Drillers, and other wellsite personnel .
• Ensure compliance with HSE procedures, company policies, and client standards.
• Support troubleshooting of mudlogging and data acquisition systems.
• Lead and mentor junior mudlogging/data personnel when required.
• Ensure data integrity and consistency between real-time acquisition systems and reporting databases.
• Support the integration and interpretation of drilling, geological, and mudlogging datasets.
• Participate in client meetings and provide technical explanations of data trends and observations.

Required Qualifications

• Bachelor’s or Master’s Degree in Geology, Petroleum Geology, or a closely related discipline.
• Minimum 3 years of experience in a leading Data Analyst / Mudlogging Unit Leader position .
• Strong practical experience in mudlogging operations and drilling data analysis .
• Previous experience with SLB (Schlumberger) is strongly preferred.
• Previous experience working in Saudi Arabia is required/preferred.
• Experience working for a major Oil & Gas service company is highly desirable.
• Strong knowledge of geological data acquisition and interpretation.
• Good understanding of drilling operations and wellsite workflows.
• Strong analytical and problem-solving skills.
• Ability to work effectively in a high-pressure, multidisciplinary wellsite environment.
• Strong written and verbal communication skills in English.

Benefit of Working with Visuna?

• A dedicated member of the team responsible for your placements and welfare
• Some of the best day rates in the industry
• FREE worldwide insurance and Medevac cover whist on a Placement
• 24/7 access to our specialist support team
• Assistance and advice on a range of business topics
• FREE access to our Competency Scheme
• Increased exposure to potential clients and more placement opportunities