Job Details | Schlumberger

Job Details

Mud Logging Analyst

Lafayette - United States

The Mud Logging Analyst is charged with the management of, and is accountable for, the creation of the formation evaluation logs. These logs are created from the analysis and interpretation of the drilled cuttings at the well site to determine rock type and hydrocarbon presence, as well as presence of other potentially harmful gases. He / She reports to the Field Service Manager and in direct relationship with and direct relationship with the Data Analyst and the Client’s representatives at the well site.

Roles and Responsibilities:

  • Ensures the integrity of the samples collected; analyzes, interprets and reports in the End of Well Report and enters within the formation evaluation log all information relating to the cutting samples, and informs the Client representatives. 
  • Is responsible for communicating to the Client representatives any information regarding primary well control and well integrity during well site operations as deducted from the data. 
  • Primary responsible for maintaining and analyzing the volume balance sheet during well site operations. 
  • Exercises his/her discretion and independent judgment to alert the Data Analyst of any discrepancies in the formation evaluation or gases analysis observed. 
  • Is a key person involved in the detection and monitoring of potential well control situations. 
  • Ensures the design of an accurate and comprehensive formation evaluation log according to the Client's format. 
  • Is aware of, and respects all safety regulations and procedures, as specified by the Client, Drilling Operator, Geoservices or relevant safety authorities. 
  • Uses his/her experience and judgment to improve the service quality delivery and communicates to the Data Analyst all improvement opportunities. 
  • Interacts with other service companies’ personnel and Client representatives at the well site, ensuring the prevention of events that may give rise to the wellbore insecurity. 
  • Provides technical advice and assistance in core recovery and core description. 
  • Shares with other well site personnel the responsibility for rigging up and rigging down the mud logging equipment. 
  • Keeps the confidentiality of the Client’s well data. 
  • Manages and provides support, coaching and guidance to Sample Catchers. 
  • Performs other duties as assigned by direct supervisor.

Experience and Competencies:

  • University Degree (bachelor of Sciences as a minimum) in Geology, Geological Applied Sciences, Earth Sciences or Applied Sciences. 
  • Previous experience as a Mud Logging analyst is required
  • Candidates must be able to legally work and reside in the US, without sponsorship
  • Knowledge of Drilling Equipment and Techniques:  Understanding and calculation of Lag Time; Understanding of wellbore pressures; Knowledge and understanding of Petroleum Geology; Formation Evaluation Log Drafting; Understanding of Drilling Fluids and Hydraulics of the Drilling Fluids; Understanding of Hydrocarbon Detection; Jet Hydraulics and Optimization; Overpressure (Causes and Detection); Drilling Fluids Rheology; Gas Detection and Analysis; Understanding of Drilling Parameters, their Acquisition and Treatment; H2S Awareness and Detection; Understanding of Health and Safety policies in the work place; Quality Control of Data; Electric Log Interpretation; Knowledge of Drill String Composition; Knowledge of Directional Drilling; Knowledge of Casing and Cementation Design; Knowledge of Well Testing
  • Excellent Communication skills
  • Integrity. Accurate and rigorous in data reporting
  • Good technical and data monitoring and synthetic skills; able to balance a range of different views (Client and Operations)
  • Candidates must be able to legally work and reside in the US, without sponsorship

Schlumberger is an equal employment opportunity employer. Qualified applicants are considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, status as a protected veteran or other characteristics protected by law.

Schlumberger is a VEVRAA Federal Contractor – priority referral Protected


Mud Logging Analyst
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