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Exploration Geologist

Nexen Petroleum U.S.A. Inc.
Updated: Dec 28 2012
Desired Expertise: Geologist, Relocation to Houston, TX
Experience: 10+ years
Minimum Education: Masters Degree
Salary: Competitive
Location: Houston, TX, US
Reference Code: 51021_340421353
Job Status: Closed - No longer accepting applications
Work Authorization: None
Job Description:


A global energy leader with an exciting future

Nexen Inc. is an upstream oil and gas company responsibly developing energy resources in some of the world's most significant basins, including the UK North Sea, offshore West Africa, the Gulf of Mexico and Western Canada. We're strategically focused on three businesses: conventional oil and gas, oil sands, and shale gas.

Nexen is big enough to provide you with boundless career opportunities, and small enough so you get recognized for your work. Our high standards of integrity and governance have earned us a global reputation for valuing the big picture: people, safety and the environment. Your contributions are rewarded with a highly competitive compensation package and a healthy work-life balance, and training that will open doors to your future.

Why work for Nexen in the Gulf of Mexico?

Because we're bringing new energy to Houston.

Nexen is one of the top leaseholders in the Gulf and we're moving forward with more exploration and appraisal. On the rigs and in the office, our people work in teams to support each other. Our high standards of integrity and governance have earned us a global reputation for valuing the big picture: people, safety and the environment. Your contributions are rewarded with a highly competitive compensation package, a healthy work-life balance and training that will open doors to your future.

Position Overview

The Senior Geologist is a seasoned technical professional with broad technical skills. He/she works in an integrated team, providing sound geological expertise in the evaluation of exploration opportunities in which the company can participate. The Senior Geologist has proven competencies and is responsible for handling complex geological/geophysical assignments independently. He/she receives work in terms of broad objectives, and is relied upon to deliver key results. At times, the Senior Geologist may provide leadership on assignments requiring broad knowledge of geology and geophysics.

This position will be based in the Houston, Texas, office; candidates must either reside in Houston or be willing to relocate.

Job Duties/Responsibilities

  • As a senior technical staff member, propose and carry out complex assignments independently with minimal day-to-day direction from supervisor;
  • Carry out extensive detailed mapping on 3D or 2D seismic data, analyzing seismic attributes, and preparing detailed structural, stratigraphic, and amplitude maps;
  • Evaluate 2D and 3D seismic data sets for hydrocarbon potential and make recommendations for future exploration efforts based on technical and business experience;
  • Recommend purchase or disposition of leases based on integrated geological and geophysical information; major contributor to lease sale evaluation efforts;
  • Recommend major areas of future exploration efforts;
  • Recommend areas for future seismic data acquisition;
  • As a senior technical staff member, provide insight into competitor technical efforts and exploration strategies, recommending ways for Nexen to exploit opportunities;
  • Generate/recommend opportunities for drilling to management;
  • Mature prospects to drill ready status, working with support departments (drilling, land, development, production, etc.) to ensure all processes are adhered to and that the highest quality drilling program is prepared;
  • Participate in peer-based risk and resource estimation processes; ensure such processes are adhered to in conducting his/her evaluations; seek input from peers to ensure technical high quality is achieved in evaluations;
  • As required, evaluate farm-in opportunities, making recommendations to management on participation;
  • Initiate and direct major geological studies;
  • Develop geological models from well logs, cross-sections, and maps;
  • Construct geological maps from well logs and seismic data;
  • Maintain practical familiarity with current salt tectonics research, and apply those concepts to geologic and seismic interpretation within complex and challenging environments;
  • Integrate deepwater depositional concepts, biostratigraphic data, log character, and seismic data to develop interpretation of depositional environment and facies distributions;
  • Incorporate sequence stratigraphic concepts to construct paleogeographic maps illustrating salt features and sediment fairways;
  • Direct preparation of geological maps;
  • Estimate oil reserves in proven or prospective fields, and consult with Petroleum Engineers concerning drilling and production methods;
  • Estimate hydrocarbon resource size in generated prospects and perform related risk assessments;
  • Participate in multi-disciplinary team following exploratory well drilling operations to evaluate results;
  • Provide mentoring and technical assistance to junior staff;
  • Lead small groups of technical personnel and provide technical guidance to lower-level geologists.



To perform this job successfully, the individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.


  • Master's degree in Geology or Geophysics, or a Bachelor's degree with experience commensurate to a Master's degree, is required;
  • Minimum of 10 years' professional oil and gas exploration and development experience working with or in a business unit cross-functional team or technology group;
  • Deep water experience is preferred, with strong preference for Gulf of Mexico expertise;
  • Similar deep water experience in other Frontier Basins would be considered;
  • Familiarity with depth-imaging technology a plus;
  • Must be a proven prospect generator;
  • Must be able to work in highly charged, fast-paced work environment, and be able to handle multiple projects at once. 

Apply Online

Nexen Petroleum U.S.A. Inc. is an EEO/Affirmative Action employer / Principals Only / No phone calls or emails please.


This Position Is Closed to New Applicants

This position is no longer open for new applications. Either the position has expired or was removed because it was filled. However, there are thousands of other great jobs to be found on Rigzone.

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