Completions Engineer

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 315,000 net acres, 700 wells, and ~50,000 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 The Completions Engineer ensures safe, efficient, and cost-effective completions that directly influence well performance, capital efficiency, and overall operational reliability. By driving high-quality execution and continuous improvement, this role contributes to the company’s ability to deliver production targets and maximize asset value. What it takes to be successful in this role Success in this role requires strong analytical skills, technical expertise in completions engineering, and the ability to communicate effectively with operations and engineering teams. The ideal candidate demonstrates a commitment to safety, ethics, and excellence, and is proactive, adaptable, and capable of thriving in a fast-paced, results-driven environment. Job Responsibilities and Essential Functions Completion Engineering Responsibilities Lead all aspects of new horizontal well completions and drillouts, utilizing multi-stage water-fracture designs Develop, author, and execute detailed toe prep, frac, and drillout programs to ensure safe, efficient, and cost-effective operations Design and optimize stimulation programs including stage spacing, cluster configuration, fluid systems, proppant loading, and pumping schedules Own completion-related capital, including creation, defense, and management of well-level and activity-level AFEs representing the majority of total well costs Track and communicate completion costs accurately on daily and monthly intervals, with continuous focus on capital efficiency and cost optimization Supervise and coordinate all field staff, third-party vendors, consultants, and contractors during completion operations Lead vendor selection, contract management, and negotiations for toe prep, frac, drillout, and related services Perform ongoing field studies, testing, and technical evaluations to continuously improve completion designs and operational performance Analyze daily completion and drillout data to identify performance gaps and implement corrective actions Lead safety execution for all completion operations, ensuring compliance with company HSE standards, regulatory requirements, and ESG commitments Collaborate closely with reservoir, drilling, production, facilities, finance, and land teams to align completion strategies with asset development and capital plans Provide 24/7 operational support during active completion operations, including after-hours and weekend coordination as required Water Planning & Execution Lead water planning, sourcing, and logistics for completion operations across multiple DJ Basin operating areas Design and manage water transfer systems based on pad-level requirements, frac design assumptions, and operational timing Coordinate water balance engineering, storage, treatment, and simops simultaneous operations to ensure reliable freshwater supply and minimize trucking costs Integrate frac design changes with real-time water planning adjustments to maintain operational readiness and cost control Education and Experience (required) Bachelor's degree in Petroleum Engineering, Chemical Engineering, or related field 5+ years of experience in production engineering or related roles in the upstream oil & gas industry (DJ Basin experience a plus) Strong hands‑on experience with horizontal well completions and multi‑stage hydraulic fracturing Proven ability to supervise field operations and manage service providers Solid understanding of completion economics, AFE preparation, and cost tracking Proficiency with industry‑standard engineering and data analysis tools Strong communication skills and ability to work effectively across disciplines Education and Experience (preferred) Master's degree in Petroleum Engineering, Chemical Engineering, or related field 10+ years of experience in production engineering or related roles in the upstream oil & gas industry Extensive experience with plug‑and‑perf water-frac operations Track record of improving well performance and/or reducing completion costs Familiarity with DJ Basin regulatory requirements and operational practices Other Requirements Must be able to pass a pre‑employment background screening Ability to legally work in the US without sponsorship Compensation Our cash compensation amount for this role is targeted at $126,200-205,500 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. Medical Plan: Bison offers multiple medical plans to choose from. Lowest level plan premiums are covered at 100% for employee and dependents. Additional buy-up plan options available with premiums covered at 75% for employee and dependents. HSA with Bison per pay period contribution. FSA across multiple medical plans. Dental Plan: Bison covers premiums for dental plans for employees and dependents. Long‑term disability, life insurance, and AD&D covered by Bison. 401(k) plan: Bison matches 100% of employee contributions up to the first 4% of compensation. Location This position is located Denver, Colorado. 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. 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. From time to time, the role will require field visits where exposure to extreme weather conditions, fumes, airborne particles, vibrations, dust, electrical charges and other unforeseen exposures may be encountered. 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. While at work sites, the employee will be expected to walk and stand. 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 Routine, even daily, travel to remote locations will be expected. Overnight stays may be required from time to time for training, seminars, or visits to other company office locations. Disclaimer This job posting 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 HR at View email address on click.appcast.io. Candidates may be required to pass pre‑employment screenings including but not limited to background checks and drug screens. How to Apply This position’s application window is anticipated to close on June 5th, 2026 based on our current hiring timeline. The deadline may be extended if needed, and any updates will be reflected in the job posting. Applications will be reviewed as they are received. Interested candidates should apply via the LinkedIn job posting. Candidates selected to move forward in Bison’s hiring process will be contacted to schedule a phone or in-person interview. Final candidates may be required to complete pre‑employment screenings, including background checks and drug testing. #J-18808-Ljbffr