Sr Engineer I, Solar/BESS Operations

RWE Americas, LLC
To start as soon as possible, full time, permanent

Functional area: Engineering; Innovation / R&D Project Development
Remuneration: Exempt

RWE Americas is looking for a strong candidate for our BESS Technology Optimization team as the Sr BESS Optimization Engineer. This position within the BESS Technology Optimization team will be responsible for managing technical solutions with a project development mindset and ensuring utility-scale energy storage projects are built with state-of-the-art technology and design features and can fulfill dispatch and use cases for evolving market conditions.

Role Responsibilities:  

• Support and drive strategic planning that impacts product selection, technology roadmap, or project standardization


• Contribute to the evaluation of emerging storage technologies with a focus on long-duration capability, cost reduction, reliability, and lifecycle performance


• Participate in continuous improvement of standard project designs, driving optimization in cost, performance, constructability, and operational reliability


• Coordinate priorities with Development, Procurement, and EPC to align engineering and business needs


• Participate in enterprise forums and technical steering committees


• Ability to identify, evaluate, and resolve complex problems with limited oversight


• Provide technical due diligence support for storage suppliers or new equipment introductions


• Influence system architecture standards and performance expectations across projects


• Contribute to internal development of energy storage system designs, including cooling system architecture (air and liquid), controls strategy, and thermal performance modeling


• Mentor junior engineers and establish best practices for product evaluation, testing, reporting, and safety compliance

Job Requirements and Experiences: 

• Master’s degree in engineering from an accredited college or university preferred


• Bachelor's degree in engineering is required


• A minimum of 7 years of proven experience with energy storage technologies, with an understanding of OEMs, products, and use cases


• Proven product management and product development experience


• Intellectually curious with a passion for exploring emerging energy storage technologies and challenging conventional approaches


• Open-minded and receptive to diverse perspectives, data-driven decision-making, and continuous learning


• Experience mentoring engineers and technical resources and ability to drive high performance and cultivate talent


• Proven ability to empathize, build relationships, and effectively communicate with people from a diverse set of backgrounds

Work Environment:

This position is an office-based role with some travel and visits to other RWE Americas offices and field locations.  The employee must be able to sit, walk, or stand for long durations of time.

Applicants must be legally authorized to work in the United States. RWE Americas is unable to sponsor or take over sponsorship of employment visas at this time.

Pay range: The annual base salary range for this position in Illinois is $140,000 - $150,000. The listed salary range represents our good faith estimate for this position and represents the range for new hire salaries across all U.S locations. Please note that the salary information is a general guideline only. RWE considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s education & work experience, training & certifications, and key skills as well as market and business considerations at the time of the offer.

Benefits offered: Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. Eligible employees also participate in short-term incentives, in addition to salary.

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Any questions? Contact [email protected]

We look forward to meeting you. Of course, you can find us on LinkedIn, Instagram, Facebook, YouTube and Xing, too.

All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status.

RWE Americas, a subsidiary of RWE, is a US-based energy company that is helping to meet the growing demand for energy across the United States. Backed by RWE’s 125-year global legacy of managing diverse power assets, RWE Americas operates approximately 13 GW of power projects across 27 states. With a talented workforce of 2,000 employees, RWE Americas develops, constructs and operates wind, solar and battery storage projects, along with natural gas-powered generation, that safely deliver affordable, reliable electricity to our customers. Committed to responsible development, RWE Americas invests in local and rural communities, creating jobs and partnering with stakeholders to support and strengthen the places where we live and work. This is complemented by RWE’s energy trading business. RWE is also a major offtaker of American liquified natural gas (LNG). Learn more about how RWE Americas is generating impact at americas.rwe.com.

At RWE Americas, we foster a culture defined by our Essential Behaviors - Have Courage, Create Impact and Actively Collaborate. We encourage bold thinking and continuous learning, and we value ownership, resilience and inclusion in everything we do. When you join us, you become part of a team that supports your development, respects your contributions and celebrates shared success. This is a place where you can grow your career and make a meaningful difference.