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Drilling Engineer (In-House Drilling Engineer)Drilling Engineer (In-House Drilling Engineer)

IOTA Group - Nigeria · Lagos

IOTA Group - NigeriaLagosPosted 5 November 2026

At a glance

Closing date
The listing does not give one. Employers often close early when they have enough applicants, so apply soon.
Where
Lagos, Nigeria
How to apply
On myjobmag.com, where the employer takes applications.

Job Description

Well planning: Trajectory design based on reservoir targets and local constraints;

Directional well planning for all anticipated directional wells;

Directional Well Planning to include a Geodetic coordinates systems conversion application as well as a Geomatic model updated on a regular basis, i.e. BGGM (to model local Earth Magnetic

Field, Dip Angle, and Magnetic Declination);

Directional Well Planning to include well positioning uncertainty calculation based on ISCWSA

models;

Directional Well Planning to include way-to-target functionalities for daily well trajectory followup;

Candidate:

To provide directional maps: i.e. Vertical Section view plot, Plane view plot. The vertical directional map will allow projection of the well profile over unwrapped horizontal departure as opposed to a vertical section plan.

Trajectory plots on request;

Anti-collision calculations with existing wells while designing the trajectory;

Prepare spider plots and travelling cylinders with no-go areas;

Calculate Non-Magnetic spacing requirements to ensure surveys are within Field Acceptance

Criteria;

Select and propose BHAs including BHA tendency analysis;

Optimize the position of jars in the BHA with a proper dedicated jar placement software;

Perform hydraulic simulations (expected ESD, ECD and SPP). Recommendations on bit nozzle

selection or TFA;

Run Torque and Drag analysis, including casing, liner and other requirements;

Laise with multiple functions to ensure proper fitting between each BHA element (Jars, Reamers, etc.);

Technical support and advice to the CLIENT drilling department on the optimum techniques to realize the objectives of the well;

Recommend BHAs, drilling assemblies to achieve the desired directional requirements.

The recommendation shall include documented analysis of the predicted directional behavior, torque and drag, critical buckling, and hydraulics;

Keep survey database up-to-date with the latest drilled wells surveys;

Bit TFA calculation for Steerable Motor applications in order to "Thrust Balance" PDM motor bearing assembly for each application as a function of anticipated Flow Rate, Mud Weight and WOB;

Candidate:

shall use a BHA tendency predict model for planning, operational, and post-well analysis;

Candidate:

shall use a computer model to predict critical harmonic rotary speeds and review results of such predictions with CLIENT and make recommendations to minimize the risks of downhole failures due to harmonic peaks;

Recommendations to minimize well tortuosity must be provided;

In a collision-risk environment, assist the Directional Driller on the rig site and solely focus on the wellpath realization and projection a minimum of 45 m ahead.

Reporting:

Trajectory plots on a daily basis showing realized versus planned trajectory;

Validate, QC, and sign off final trajectory;

QC data from MWD measurements and gyro measurements, if any;

Provide the Directional Drilling Program and End-of-Well Report.

Keep track of Lessons learned.

Software familiarity:

DOX, DrillPlan, Perform Toolkit Pro

Compass, WellPlan

WellArchitect, JewelSuite Well Engineering

Qualifications

University degree in Engineering/related field

Experience in the role 5-10 years in onshore /in-house drilling engineering

Must hasve the following Software familiarity:

DOX, DrillPlan, Perform Toolkit Pro

Compass, WellPlan

WellArchitect, JewelSuite Well Engineering

Additional Information:

The position is open to Nigerian Nationals.

Minimum qualifications

BA/BSc/HND

How to apply

Interested and qualified? Go to IOTA Group - Nigeria on jobs.smartrecruiters.com to apply

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