Senior Energy Resource Planning & Optimization Modeler
Denver, Colorado
Experience: 3
Category: Energy
Contractor Work Model: Hybrid
Brand: System One
Compensation Range: 60.00 - 65.00 Per Hour
Job ID: 383224
Date Posted: 11/10/2026
Shortcut: http://jobs.systemone.com/OJp45M
Job Title: Senior Energy Resource Planning & Optimization Modeler
Location: Denver, Colorado
Type: 12 month Contract
Compensation: $60.00 - $65.00/hr
Work Model: Hybrid
Responsibilities
- Support capacity expansion and resource portfolio optimization modeling for current generation RFP.
- Use the Encompass modeling platform to evaluate generation bids and determine optimal resource portfolios.
- Perform modeling for the active RFP through approximately April, then transition to special-use-case modeling for large load customers and future RFP preparation.
- Support continuous model improvements, process improvements, data cleanup, and modeling innovation initiatives.
- Participate in team check-ins.
- Load and validate bid data within Encompass.
- Conduct test runs and quality checks on model inputs.
- Run capacity expansion scenarios and optimization studies.
- Analyze results and help identify optimal generation portfolios.
- Collaborate with the existing modeler on modeling strategies and setup.
- Most work involves large, multi-day modeling tasks requiring sustained focus.
Requirements
- Encompass modeling experience (minimum 3 years preferred).
- Capacity expansion modeling and resource portfolio optimization experience.
- Strong Excel proficiency.
- Optimization analysis experience.
- Experience with optimization solvers such as Gurobi.
- Strong communication skills.
- Ability to collaborate effectively.
- Problem-solving skills.
- Ability to work independently.
- Strong analytical mindset while fitting into a collaborative team culture.
- Utility resource planning or related energy industry modeling experience.
- Minimum 3 years of Encompass modeling experience.
- Most likely candidates will have 5-10 years of overall professional experience with at least 3 years focused on capacity expansion modeling.
- Other utilities using Encompass are also highly desirable.
- Gurobi experience.
- Python programming.
- Strong data analytics experience.
- Big data analysis and reporting capabilities.
- Experience with comparable modeling platforms such as Plexos or Aurora.
System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
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⚠️ Protecting Job Seekers from Identity Scams
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