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    Customized Energy Solutions

    Energy

    Developer — Forecasting & Optimisation

    Pune, IndiaOn-SiteFull-time4+ yrs experiencePosted 2mo ago
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    Job description

    We are looking for a skilled Python developer with a strong foundation in mathematical optimisation to join the Forecasting & Optimisation division of the CoMETS Suite — CES's flagship SaaS platform for energy asset revenue analysis. You will work on building and maintaining optimisation models and data pipelines that drive investment decisions in US wholesale electricity markets. Knowledge of the energy industry is a plus.

    Key Responsibilities

    • Research/Learn new and emerging technologies in the energy domain (concentrating on specific areas, e.g. various energy systems, transmission developments, energy market rules, etc.)
    • Develop, test, and maintain Python-based optimisation models simulating the behaviour and revenue potential of energy assets in wholesale electricity markets
    • Design, develop, review, re-factor, and maintain software with quality and performance in mind
    • Develop the proposed feature/s while maintaining high quality coding standards
    • Conduct technical testing to resolve existing or introduced problems
    • Maintain technical documentation such as incremental design specifications and user manuals
    • Actively use AI tools to accelerate development, debugging, and documentation workflows
    • Bachelor's degree with 4+ years of relevant experience, or Master's degree with 2+ years of relevant experience, in Electrical Engineering, Computer Science, Applied Mathematics, Operations Research, or a related field
    • Expert level proficiency in Python — clean, well-structured, production-quality code
    • Expert level proficiency in mathematical optimisation — Pyomo, GurobiPy, or any LP/MIP solver
    • Hands-on experience building, training, and deploying machine learning models
    • Exposure to AWS: cloud-based compute, storage, or serverless services
    • Comfortable using AI-powered developer tools — GitHub Copilot, ChatGPT, Claude-Code, or equivalent — to boost productivity
    • Familiarity with Git, Docker, and standard software development practices
    • Preferred- Knowledge of electricity markets, energy assets (BESS, Solar, Wind), or power systems

    Why Choose CES

    Customized Energy Solutions India offers competitive compensation commensurate with experience, along with performance-based incentives aligned to individual and company results. Our benefits are designed to support both professional and personal well-being and include comprehensive medical insurance coverage for associates and eligible dependents, generous paid time off, and structured opportunities for professional development through training programs and skill enhancement initiatives. We are committed to creating an environment where associates are supported, challenged, and positioned for long-term career growth.

    Customized Energy Solutions provides equal employment opportunities to all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

    Job details are sourced from the employer's original posting.

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    About the company

    Customized Energy Solutions

    Customized Energy Solutions (CES), a privately-held company, is a leading service provider of market intelligence and operational support services to companies participating in the retail and wholesale electric and natural gas markets. Utilizing deep know-how developed since the inception of the deregulated energy markets, CES provides accurate & timely analysis on regulatory changes, market opportunities, and operational efficiencies for electricity and natural gas commodities. Customized Energy Solutions Ltd. has been recognized regionally and nationally for its impressive and sustained growth, including INC. 500 | 5000 and The Philadelphia Business Journal as a Top 100 Companies in Philadelphia, Hall of Fame for five or more consecutive years. It was ranked as one of the “Best Places to Work” by the Philadelphia Business Journal. We started our India operations as Customized Energy Solutions India Pvt. Ltd in 2010 with offerings in the fields like Energy Trading, Renewable Energy Consultations, Emerging Technology leadership, serving C&I Consumers, etc. CES is uniquely placed in the market through its expertise drawn from US markets, Emerging Technology and experience in the Indian electricity markets. CESIPL is the trading licensee as approved by Hon’ble Central Electricity Regulatory Commission. CESIPL is registered on the Exchange platform to facilitate trading requirements of its clients in Physical and REC segments.  Our team of associates at CES is highly motivated, innovative, and passionate about providing excellent Services to our clients. We look for individuals interested in growing with our company, and working in an exciting, open and collegial work environment. Our main office is in Philadelphia, with satellite offices in various U.S. states, Canada, Japan and India. Visit www.ces-ltd.com for more details

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    Industry
    Energy
    Open roles
    12

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