Demo

Sr. Reservoir Engineering Tech

Bison Oil & Gas IV, LLC
Denver, CO Full Time
POSTED ON 12/17/2025
AVAILABLE BEFORE 6/9/2026

Company Information:

Bison Oil & Gas is a Denver-based upstream oil and gas exploration and production company committed to pursuing value through responsible oil and gas development that ensures maximum benefits to both shareholders and stakeholders by operating intelligently, ethically, responsibly, and on the cutting edge of technology.


Bison Oil & Gas IV operates in the DJ Basin of Colorado and Wyoming. Bison has operated in the DJ since 2015 and currently operates over 300,000 net acres, 400 wells, and ~30,000 BOE of production per day. Bison is a leading modern operator that strives to operate with the least possible impact on the environment and our surrounding communities. Bison is the largest private operator in the DJ Basin.


Why this role matters to our organization:

This role is critical to the company's success because the primary responsibility will be maintaining the corporate reserve database, which ties directly to the company's value. In this role, the engineering tech will work with other disciplines to ensure the key assumptions in the database are correct and accurately portray the company’s value. This role will also support A&D processes on the engineering side as Bison continues to look for opportunities to grow the asset base. The role will also provide visibility into the company’s monthly performance compared to the annual budget. 


What it takes to be successful in this role:

To be successful in this role, the candidate must be self-driven, a team player, and have a good attitude. The candidate should also be prepared to work in a high-energy, fast-paced environment, and strong organizational skills are essential. 


Summary:

The Senior Reservoir Engineering Tech plays a crucial role in optimizing our asset development strategies through supporting advanced data analysis and cashflow modeling. Their contributions directly influence decision-making processes, ensuring efficient extraction and maximization of hydrocarbon resources.


Job Responsibilities and Functions:

• Manage Bison’s reserves database in ARIES to ensure inputs and outputs are reflective of the latest trends and performance

• Conduct economic lookback analysis in ARIES

• Collaborate with Geology, GIS, Planning, and Finance to integrate data into reservoir models

• Regularly generate ARIES outputs used for forward looking financial performance

• Perform decline curve analysis on producing wells and economic evaluations to assess well profitability

• Support A&D technical underwriting efforts

• Generate visualizations and reports using PowerBI and Spotfire to communicate performance effectively

• Occasionally provide technical support to field operations teams to ensure the reservoir management objectives are met

• Stay updated with industry best practices. All other duties as assigned


Core Competencies: 

• Exceptional attention to detail with large datasets

• Desire and ability to build robust and positive working relationships with supervisors and coworkers

• Willingness to employ personal strengths, knowledge, and talents to complement those of others

• Exercise the ability to compromise and be adaptable

• Strong collaboration skills

• Communicates effectively, actively listens to others, provides timely and helpful information to others across the organization, and encourages diverse ideas and opinions. 

• Tries new ways of accomplishing work and takes the appropriate risk to deal with obstacles or bring forward problems, suggestions, and solutions. 

• Process oriented and able to derive solutions for increased efficiency and streamlined workflows. 

• High level of agility; a quick learner with a strong desire to adapt and improve new methods and technologies and deliver results on specified timelines. 

• Looks for opportunities to streamline processes and increase efficiency.


Education and Experience (required):

• Bachelor’s degree in a technical field of study

• Minimum of 5 years of experience with an Onshore US upstream operator

• Expert in ARIES software capable of front & back-end data manipulation

• Exceptional ability to QC ARIES outputs and identify errors with the ability to correct them

• Proficiency in database management, manipulation, and analysis using SQL

• Experience in creating visualizations and dashboards using PowerBI and Spotfire

• Familiarity with GIS mapping 

• Excellent analytical and problem-solving abilities. 

• Strong communication skills and ability to collaborate effectively in a multidisciplinary team environment. 


Education and Experience (preferred):

• Bachelor’s degree in Petroleum Engineering or a related field. 

• Knowledge of advanced statistical methods and data analytics techniques applied to reservoir engineering. 

• Strong programming skills in Python for data analysis and automation. 

• DJ Basin Reservoir Engineering Tech experience


Additional Information

Compensation: 

Our cash compensation amount for this role is targeted at $109,200 - $176,300 annually in this location. Final offer amounts are determined by multiple factors including candidate experience and expertise and may vary from the amount listed above. 


Top Benefits & Perks: 

As a member of Bison, you’ll enjoy an impressive benefits package:

• Medical Plan: Bison offers multiple medical plans to choose from. 

o Lowest level plan premiums are covered at 100% for employee and dependents

o Additional buy-up plan options available with premiums covered at 75% for employee and dependents

• HSA with Bison per pay period contribution.

• Multiple plans with FSA options.

• Dental Plan: Bison covers premiums for dental plans for employees and dependents. 

• Vision plans. 

• Long-term disability, life insurance, and AD&D covered by Bison. 

• 401k plan: Bison matches 100% of employee contributions up to the first 4% of compensation. 

• Paid Time Off. 

• Paid Volunteer Day. 

• Sick Time.

• Paid parking or RTD pass.

• Onsite gyms.

• Cellphone reimbursement. 


Location:

This position is located Denver, CO. Candidates currently residing in locations outside of daily commuting distance will be considered, however, it is the expectation that the selected individual will be available at the work location. No relocation or travel assistance will be provided by the Company for this position. 


Work Environment:

This position operates in an office environment. This entails working inside in an office space wherein employee may be provided a public work station (cubicle) or private office. 


Physical Demands:

In the performance of the duties and responsibilities of this job, the employee is required to have visual acuity to operate a motor vehicle and view a computer terminal for prolonged periods of time. Individuals might be asked to climb, balance, stoop, kneel, crouch, reach, and/or crawl. Individuals might be required to lift, carry, push, or pull up to 50 lbs. in the performance of this position. 


Position Type and Working Hours:

This is a full-time position. We operate on a 9/80 work schedule. Typical work hours are from 8:00 a.m. to 5:00 p.m., Monday through Thursday, and 8:00 a.m. to 4:00 p.m. on working Fridays. Employee must be capable and willing to work overtime as required and to participate in occasional meetings, events, seminars, conferences, or other activities outside of typical work hours. Employees responsible for project operations are expected to monitor and, in some cases, respond to emails, calls, or texts outside of business hours.


Travel:

Occasional travel to work site locations may be expected. Overnight stays may be required from time to time for training, seminars, field visits, or visits to onsite locations. 


Disclaimer: 

This job description is not intended to contain a comprehensive listing of activities, duties, or responsibilities that are required of the employee. The Company reserves the right to change or assign additional duties, responsibilities, and activities at any time with or without notice. 


Hiring Practices:

Bison is proud to be an equal-opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. We consider qualified applicants with criminal histories, consistent with applicable federal, state, and local law. We are also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our application procedures. If you need assistance or an accommodation due to a disability, you may contact Human Resources at careers@bisonog.com. 

Salary : $109,200 - $176,300

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