{"id":858944,"url":"https://alion.io/job/yesenergy-data-scientist-ii","title":"Data Scientist II","company":{"id":687200,"name":"Yes Energy","domain":"yesenergy.com","url":"https://alion.io/company/yesenergy","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"A","score":94,"open_postings":4,"ghost_share":0,"stale_share":0.25,"repost_share":0,"time_to_fill_p50_days":57,"computed_at":"2026-11-08T05:47:12Z"}},"role":"Data Science","role_family":"Data Science","seniority":"middle","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Bucharest, Romania"],"countries":["RO"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":14000,"max":18000,"currency":"RON","period":"month","gross":false,"usd_annual":45300},"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"C#","optional":true},{"name":"Fortran","optional":true}],"status":"live","first_seen_at":"2026-05-13T03:13:44Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-11-08T11:39:42Z","board_verified":true,"closed_at":null,"days_open":179,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":179},"description":"Join the Market Leader in Electric Power Data and Analytics Solutions\nThe electrical grid is the largest and most complicated machine ever built. Yes Energy’s industry-leading electric power trading analytics software provides real-time visibility into the massive amount of data generated by the North American electrical grid daily. Our unique and innovative view of the data informs real-time trading decisions and mid-to-long-term investment decisions that keep utility prices low, support the energy transition, and keep the grid running. It’s both challenging work and work with a purpose.\nBe a part of our successful, growing business during international transformation.\nPosition Summary\nThis role is on the Forecasting Data Science team and combines research with productized model delivery in a forecasting SaaS environment. Based in our Bucharest office, you will partner closely with Forecast Analysts in an operational capacity-managing daily model configurations, runtime monitoring, and exception handling-alongside Product and Engineering teams. You will ensure models are accurate, reliable, and usable in production-grade services, bridging the gap between data exploration and robust operational systems.\nPosition Details\nSalary Range: Net 14.000 - 18.000 RON/month\nLocation: Bucharest, Romania\nFull-time\nHybrid - 2 days in the office\nReporting to: Engineering Manager\nPrimary Responsibilities\nBuild and scale Python-based libraries and pipelines for data extraction, feature engineering, and supervised learning.\nSupport daily forecasting operations, including runtime monitoring, exception handling, and model configuration.\nCollaborate with Engineering to ensure robust handoff of research models into production systems.\nIndependently tackle moderately complex problems using data patterns to pinpoint root causes.\nDesign and implement scalable, well-reasoned solutions that consider the business impact on power market participants.\nParticipate in research and development to improve model accuracy in a forecasting SaaS environment.\nCommunicate technical workflows and performance metrics clearly to stakeholders and cross-functional partners.\nDocument model methodologies and operational workflows to maintain high standards of system reliability.\nMinimum Qualifications\n3+ years of professional experience in data science, specifically focused on predictive modeling or forecasting.\nMaster’s degree in a quantitative field (e.g., Statistics, Mathematics, Data Science, or Computer Science).\nAdvanced proficiency in Python and SQL for data manipulation and model development.\nDemonstrated experience with machine learning frameworks and production-grade data pipelines.\nAbility to work effectively in an operational capacity, managing real-time model performance and troubleshooting.\nPreferred Qualifications & Key Competencies\nProblem Solving: Independently solves moderately complex problems by pinpointing root causes and proposing scalable, well-reasoned solutions.\nSystems Thinking: Takes a holistic view of how data, models, and technology interact within the forecasting ecosystem.\nEconometrics & Statistics: Applies rigorous mathematical techniques to analyze economic data and generate precise forecasts.\nArtificial Intelligence: Skill in selecting and applying appropriate AI models to enhance decision-making and create value.\nEffective Communication: Translates complex data findings into actionable insights for both technical and non-technical audiences.\nPrioritization: Balances the demands of daily operations with long-term research and development goals.\nProgramming Languages: Familiarity with programming languages such as Fortran and C# is considered a plus \n Energy Industry Knowledge: (Preferred) Experience with power markets or grid infrastructure is highly beneficial.\nAt Yes Energy, we value connecting directly with candidates. We kindly ask that third-party recruiters and agencies not submit resumes, as we are not open to external recruiting partnerships.\nABOUT YES ENERGY\nOverview\nYes Energy delivers real-time market data and electric power trading decision solutions. Over 1,000 market participants use Yes Energy solutions daily. The business is a leader in all aspects of information content collection and management, developing and delivering data and market analytics solutions. Since its inception in 2008, Yes Energy has become a trusted and respected supplier of innovative and reliable solutions focused on the needs of power market analysts, traders, and trade managers. Yes Energy has a team of over 350 amazing professionals in Boulder, CO (HQ); Boston, MA; Chicago, IL; Glendora, CA; Richmond, VA; London, United Kingdom; Auckland, New Zealand; and Bucharest, Romania.\nCulture\nYes Energy has been named one of the Best Places to Work in Colorado, and we have the culture to prove it. At Yes Energy, we care about saying “Yes” to customers. We like to listen, learn, and develop our solutions in line with their needs. We think about customers as business partners, and when we help them be more successful … we are more successful, too.\nAround the office, our culture is driven by some pretty fundamental values that we’re proud of:\nWe love innovation and solving tough challenges;\nWe are “high standards people” who combine passion and pride with hard work and rewards of all kinds-- in an ethic that is consistent across the company.\nWe’re team-focused with a flat hierarchy-- we work in small teams on well-defined projects that directly impact the success of the business;\nWe play to the strengths and experience of each person while each of us also works along a continuum of roles adjacent to our focus area. This presents the challenge of maintaining a broad set of skills as well as an opportunity to learn and contribute in many ways. \nWe are constantly growing. Professional development happens every day and every year.\nCompensation and Benefits\nWe offer highly competitive salaries and real bonuses that are achievable and that you can impact. Our benefits package includes private medical insurance, wellness/gym benefits, flexible vacation, and flexible work schedules. Yes Energy encourages and funds investment in both formal and informal professional development.\nYes Energy provides equal employment opportunities to all employees and applicants without regard to race, color, religion, sex, national origin, age, disability, genetics, or any other protected status. 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