Senior Reservoir Engineer
$134.93k - $202.39kJonah Energy
Job Details
Job Location: Corporate Headquarters - Denver, CO 80202
Position Type: Full Time
Education Level: 4 Year Degree
Salary Range: $134,928.00 - $202,392.00
Travel Percentage: Negligible
Job Shift: Day
Job Category: Engineering
POSITION SUMMARY
The Senior Reservoir Engineer provides subsurface evaluation and analysis to optimize the economic development, production, and recovery of Jonah Energy's Permian Basin (Delaware) assets, and other assets as needed. The Sr. Reservoir Engineer may also perform exploration and A&D evaluations and assist in the corporate reserves and planning processes. This position collaborates closely with the broader development and operations teams in the Denver office, and reports to the Vice President of Reservoir Engineering & Geology.
ESSENTIAL RESPONSIBILITIES
- Drive innovation to extract value from conventional and unconventional assets.
- Guide development decisions for an active drilling program by addressing and incorporating input from the organization to prepare project justification in a timely fashion. Collaborate with the development and operations teams to evaluate and optimize recovery efficiency, completion design and well spacing.
- Develop/organize/contribute to internal efforts on data analytics, efficiency and quality control improvements, benchmarking, research, and new application development. Work with personnel to implement these solutions.
- Utilize multiple methods for evaluation, including decline-curve analysis, rate transient analysis, material balance, and numerical and analytical modeling. Understanding reservoir drive mechanisms, fluid characterization, and volumetric behavior of reservoirs and in-situ fluids is essential.
- Perform economic modeling and analysis of future production streams through cash flow analysis and the time value of money. Conduct quality control checks, verify accuracy of cash flows, and perform quality control of detailed production, pricing, and cost inputs. Prepare presentations and formal written reports.
- Manage and coordinate projects (reserves/resources, technical reservoir studies), including taking a lead role in projects involving complex situations and ensuring that timelines are met, and issues are resolved.
- Evaluate petroleum reservoir fluid properties, apply the principles of fluid flow through porous media, analyze data pertaining to rock properties, and estimate the recovery of hydrocarbons from subsurface reservoirs.
- Perform, review, and supervise reservoir studies to track reservoir performance as compared to predicted performance - develop optimal schedules and forecasts of individual reservoir deliverability.
- Perform evaluations for business development and acquisition opportunities.
- Assist in generation and review of inputs and outputs on third party and internal reserve reports.
- Collaborate with third party consultants to provide strategic guidance and technical support on regulatory applications (WOGCC, BLM, Texas Railroad etc.).
- Provide mentorship to staff throughout the development and operations teams.
- Maintain respectful and productive working relationships within and across all work groups, ensuring effective collaboration and cooperation.
- Create a work environment that is consistent with the company's Purpose, Vision & Core Values.
OTHER DUTIES
- Update job knowledge by participating in educational opportunities, reading professional publications, maintaining personal network, and participating in professional organizations.
- Travel to the field and evaluate business development opportunities on an as-needed basis.
- Perform other duties and projects assigned to support the success of the department and company.
SUPERVISORY RESPONSIBILITIES
None
QualificationsREQUIRED KNOWLEDGE, SKILLS, AND ABILITIES
- Advanced reservoir engineering: reserves, type well (curve) generation, rate transient analysis, material balance, volumetrics, petrophysics, statistical analysis, risk and uncertainty analysis, parent-child well interaction determination / depletion impact, development planning.
- Experience working across multiple basins
- Strong understanding of economic analysis and reserve estimation.
- Comfortable working with large amounts of data and at times ambiguous data.
- Advanced proficiency in Aries, ComboCurve, Excel, MS Access, and Spotfire.
- Advanced proficiency using Whitson+ (or Harmony) and recent experience performing rate transient analysis with these tools is highly desirable.
- Intermediate or better with SQL programming and VBA programming.
- Familiarity with geologic software (Petra, Geographix, etc.) and/or working with shape files.
- Experience with asset evaluations for acquisition opportunities.
- Knowledgeable about SEC reserve reporting standards.
- Familiarity with regulatory applications requirements and associated technical support.
- Collaborate with a broad range of disciplines to execute on plan.
- Self-starter with the ability to work in a lean team with varying degrees of direction; works well under pressure and with a variety of projects.
- Strong analytical skills with attention to detail and ability to work efficiently with large datasets.
- Strong business and financial acumen.
- Excellent verbal and written communication skills; effectively converse with all levels of the company, customers, business associates.
- Professional integrity and accountability.
- Flexible to navigate the changes of a fast-paced, growing organization.
REQUIRED EDUCATION AND QUALIFICATIONS
- Bachelor of Science degree in Engineering.
- 8-15 years of experience with at least 7 years of reservoir engineering experience in the Oil and Gas industry, including at least 3 years in A&D evaluations.
- Experience with projecting estimates of future production from reservoirs and evaluating the value of such streams.
REQUIRED CERTIFICATIONS AND LICENSES
- None
PREFERRED KNOWLEDGE, SKILLS, AND ABILITIES
- Experience developing / evaluating Wolfcamp / Bone Springs intervals; Delaware Basin experience is preferred
- Experience in programming, data analytics, and data pipeline engineering.
- Direct experience with Permian Basin unconventional formations or experience with oil resource plays in other basins.
PREFERRED EDUCATION AND QUALIFICATIONS
- BS Engineering, Petroleum, Chemical, Mechanical, or Electrical.
PREFERRED CERTIFICATIONS AND LICENSES
- PE - Professional Engineer is a plus but not required.
POSITION SCOPE & IMPACT
Individual contributor with impact on department and companywide asset development.
WORK ENVIRONMENT
Work in a climate-controlled office and routinely use standard office equipment.
TRAVEL
Up to 5%, as business requires.
PHYSICAL REQUIREMENTS
- Remain in a seated position - 90%
- Speak and hear clearly - 100%
- Lift office products and supplies, up to 20lbs. - 5%
- Stoop, kneel, bend and reach - 20%
- Dexterity to write and manipulate keyboard and mouse - 100%
Job Benefits and Policies
- Jonah Energy determines the salary level for potential new employees by considering a candidate's experience, skills, and education, along with the position's work location, external market conditions and internal pay equity.
- This position is eligible for a 9/80 hybrid work schedule after 30-days of employment. Work is performed at office on Tuesdays through Thursdays, remote work on Mondays and Fridays.
- We offer a comprehensive benefit package including generous PTO, 401k match and discretionary profit sharing, tuition assistance, professional development, and eligibility for short- and long-term incentive program.
- Additionally, eligible employees may enroll in health, dental, vision and life insurance on their first day of employment and elect from several voluntary group benefits.
- As an employee you have the opportunity to make a difference in a company where your position is critical to project success!
- It has been and will continue to be the policy of Jonah Energy LLC not to discriminate against any employee or applicant for employment because of their race, color, religion, national origin, age, sex, sexual orientation, gender identity, gender expression, veteran status, disability, or other legally protected status.
- Employment is contingent upon successful completion of pre-employment screenings.
$135k - $275k
...better together.YOUR MISSIONTrue Anomaly is looking for you, a senior to principal-level technical leader, to architect spacecraft-... ...designs, but the consistency, scalability, and velocity of harness engineering across True Anomaly's portfolio. You will build reusable...SeniorPermanent employment$180k - $360k
...vehicle autonomy, mission planning, wargaming, threat assessment, and uncooperative RPO capabilities. You are a first principles engineer who takes ownership of the systems you build and delivers results. RESPONSIBILITIESDesign, implement, and validate optimization algorithms...SeniorPermanent employmentWork at office- ...offering affordable, zero-carbon power and true energy independence for communities and nations everywhere. The Lead Reservoir Engineer will carry out reservoir design, fracture modeling, diagnostics design and reservoir parameter testing with a focus on...SuggestedFor contractorsRemote work
$56.16k - $106.08k
...Senior HVAC TechnicianLocation: Aurora, CO, 80017, United StatesBase Pay: $56,160.00 - $106,080.00 / YearOther Compensation: Now Offering - $2000 Sign-On Bonus!Job Category: HVAC and RefrigerationIndustry: eCommerce / RetailerRequired Degree: High SchoolManage Others:...SeniorRelocation package$115k - $155k
...Job Description Job Description We are seeking a highly motivated and experienced Senior Fueling Engineer to join our team. The ideal candidate will have a strong background in fueling system engineering, coupled with a proven track record in business development,...SeniorContract workWork at officeWork visa$117.8k - $176.8k
...established Community Development group is seeking an experienced Civil Engineer to support a range of projects, from commercial pad site and... ...field work/construction observation under the supervision of a senior engineer/designer and/or construction manager as needed.Collect...SeniorContract workFor contractorsFor subcontractorLocal area$165k - $235k
...ambitious results.It’s the people. Our team is our competitive advantage and we are better together.YOUR MISSIONAs a Senior Propulsion Development Engineer at True Anomaly, you will be the hands-on design and build lead for the ground systems and facility infrastructure...SeniorPermanent employmentWork at officeLocal area$165k - $235k
...ambitious results.It’s the people. Our team is our competitive advantage and we are better together.YOUR MISSIONAs a Senior Propulsion Development Engineer at True Anomaly, you will play a foundational role in setting the path for propulsion testing and rapid design...SeniorPermanent employmentWork at office- Cloudflare is hiring for a role in Denver to own and improve its globally distributed key-value store, Quicksilver, written in Go and C. You will work on challenging bugs, scaling data across data centers, and ensuring edge reliability while owning the full stack from ...Senior
- ...Job Title: Senior Kafka Engineer Location: Denver, CO 80214 Duration: 12 Months Must have skills: Apache Kafka & Event Streaming AILLM Integration (Spring AI, ChatGPT) RealTime Data Processing EventDriven Architecture CloudNative Application Development...Senior
- ...Position: Senior Cybersecurity Engineer Location: Denver, CO (local) Duration: 6 Months+ Job Description: As a Senior Cybersecurity Engineer, you will design security architectures, harden infrastructure, and build automation across Microsoft, Azure, and cloud...SeniorLocal area
- ...competitive advantage and we are better together.YOUR MISSIONTrue Anomaly is seeking a talented and experienced Motor Control Engineer at the Mid-career or Senior level to join our Mechanisms team, reporting to the Mechanisms Engineering Manager. In this role, you will own both...SeniorPermanent employment
$111k - $166k
...Senior Bridge Engineer Michael Baker International offers innovative and balanced solutions for bridge design, construction, and preservation. Ranked Number 6 by Engineering News-Record, they have expertise in various bridge types including trusses, arches, box girders...SeniorFull timeTemporary workFlexible hours- Job Title Location: Alpharetta, GA; Charlotte, NC; Chicago, IL; Colorado Springs, CO; Conshohocken, PA; Dallas, TX; Denver, CO; Fargo, ND; Garden City, NY; Houston, TX; Jacksonville, IL; Lenexa, KS; Los Angeles, CA; Lubbock, TX; Morristown, NJ; Mt Juliet, TN; New York...Senior
$124k - $221.43k
Job Requisition ID #26WD10075326WD100753 Senior Principal Program Manager, GTM PMOL'affichage de poste en français suivra / The French job posting followsPosition Overview Autodesk is on a journey of significant growth and transformation. To maintain and accelerate our...SeniorFull timeTemporary workFor contractorsWork at office$160k - $200k
...Denver office up to 5 days a week.**Role: Program Manager/Product ManagerTitle: Senior Principal, Market SolutionsLocation: DenverWho You’ll Work WithAt Slalom, our Delivery capability is the engine that powers transformation. We are the connective tissue across all...SeniorTemporary workWork at officeLocal area- ...and delivered as global energy demands grow. From massive data centers to modernizing transmission systems, our industry-recognized engineers and scientists have been at the forefront of grid transformation for more than a century. You’ll work side-by-side with these...For contractorsWork at officeLocal area
$44 - $51 per hour
Job Description Job Description Player/Coach Role 1) Commercial HVAC service and repair work with an ability to own projects from start to finish. Examples include preventative maintenance work and/or repair work on RTUs, chillers, boilers, air handlers, cooling...SeniorHourly pay- DescriptionThe Senior Substation Engineer will lead the preparation of design deliverables for new and modified high-voltage (13kV to 765kV) electrical power substation projects. The Senior Substation Engineer will work with the project team through the design and construction...SeniorWork at office
$82.1k - $172.4k
Job Title: Systems Engineer SeniorJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Continental USAnticipated Posting End: 12/31/2026The Opportunity:CACI...SeniorContract workWork experience placementFlexible hours$130k - $210k
...ambitious results.It’s the people. Our team is our competitive advantage and we are better together.YOUR MISSIONAs a Senior Propulsion Development Engineer at True Anomaly, you will be responsible for design, build, and test of multiple propulsion systems including...SeniorPermanent employmentWork at office- NOW HIRING: Automotive Service Technicians Turn Your Skills Into a Career You'll Be Proud Of. Are you an experienced Automotive Technician looking for a shop that values your expertise, invests in your future, and gives you the tools to succeed? If you're motivated...SeniorImmediate startRelocation packageFlexible hours
$117k - $162k
Company DescriptionWe are Olsson. We engineer and design solutions that improve the world around us. As a company, we promise to always... ...industrial, sports, schools, and other site development types. As a Senior Civil Engineer, you will provide overall technical support to...SeniorFull timeFlexible hours- ...passionate about the work you do and want to keep growing in your career, we want to talk to you!Our Federal group is looking for a Senior Process Engineer to support our growing work in DOE and DOD production and nuclear facilities. The successful candidate will:Have experience...Senior
$70k - $156.6k
...work location expectations vary based on role, team, and business needs. The job summary below and responsibilities reflect the senior engineer level role. The successfully chosen candidate will be placed at a level that is commensurate with their skills and experience...SeniorFull timeTemporary workFor contractors3 days per week$95k - $120k
...Senior Geotechnical Engineer - Leadership Opportunity Centennial, CO Salary: $95,000 - $120,000 per year Are you a seasoned Geotechnical Engineer (P.E.) ready to step into a leadership role and make a real impact? We're looking for a driven professional...Senior$110.3k - $204.9k
..., Hypersonics, Human Space Flight and Interplanetary Missions, Missile Defense, and more. Lockheed Martin Space is seeking a Senior RF Engineer to join our team in Littleton, CO!In this role, you will perform the following:• Support multiple phases of RF product lifecycle...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours$97k - $178.9k
...technical contact on contracts and projects and interacts with senior external personnel on significant technical matters often requiring... ..., for desired results. May assign tasks to and direct engineers, technicians, craft personnel and administrative staff, including...SeniorFull timeTemporary workFor contractors3 days per week$130k - $195k
Company DescriptionJoin SEAKR Engineering, a leading-edge provider of advanced electronics for space applications. Pushing the boundaries... ...accepted until 9/25/26SummaryType: Full-timeFunction: EngineeringExperience level: Mid-Senior LevelIndustry: Aviation And AerospaceSenior- ...FULL_TIMESalary: 220000Posted: 2026-08-27Senior Director of Electrical EngineeringWe currently seek a high-caliber Senior Director of Electrical Engineering for a direct hire basis within our client's team of experienced professionals in the Greater Chicago, IL area....Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Reservoir Engineer. Be the first to apply!
- senior operations technician Denver, CO
- senior cloud service delivery manager Denver, CO
- senior it service manager Denver, CO
- senior project engineer Denver, CO
- senior chief engineer Denver, CO
- sr operations manager Denver, CO
- senior account director Denver, CO
- senior director clinical development Denver, CO
- sr accountant Denver, CO
- senior manager business development Denver, CO



