Engineer III/Senior Engineer (Energy Storage Engineering)

Important Application Submission InformationIn order to ensure your application is successfully received before the job posting expires, please submit your application by 11:59 PM on Monday, October 12, 2026More than a career - a chance to make a difference in people's lives.Build an exciting, rewarding career with us – help us make a difference for millions of people every day. Consider joining the Duke Energy team, where you'll find a friendly work environment, opportunities for growth and development, recognition for your work, and competitive pay and benefits.The location for the position is to reside is within the Duke Energy service area and within a reasonable commute to the regional headquarters in Charlotte, Raleigh, or St. Petersburg. This position provides technical leadership and engineering expertise supporting the evaluation, qualification, and deployment of Battery Energy Storage System (BESS) technologies across Duke Energy's growing energy storage portfolio. The role is primarily responsible for technical assessment of major BESS equipment, Approved Vendor List management, supplier engagement, and support of project development, execution, and lifecycle planning activities.The successful candidate will work independently with minimal supervision and collaborate across Energy Storage Engineering, Supply Chain, Energy Storage Development, Project Management and Construction, Operations, and external suppliers.Key ResponsibilitiesLead technical evaluations of BESS equipment and manage the BESS Approved Vendor List.Support supplier qualification activities, including factory visits, supplier audits, and Factory Acceptance TestingPartner with Supply Chain on RFPs, supplier evaluations, and equipment procurement strategies.Assess system designs, equipment performance, lifecycle considerations, spare parts strategies, and augmentation planning.Support development, detailed design, construction, commissioning, and operational readiness of utility-scale energy storage facilities.Evaluate technical risks associated with system design, interconnection requirements, controls, metering, and grid integration.Provide technical due diligence for greenfield and brownfield projects, including feasibility studies, preliminary design reviews, and cost evaluations.Develop technical reports, engineering recommendations, specifications, and design documentation.Monitor industry developments and advise internal stakeholders on emerging technologies, standards, and supplier capabilities.Maintain strong relationships with equipment manufacturers, system integrators, EPC contractors, and internal business partners.Travel domestically and internationally to supplier facilities and project sites (approximately 15%).Key Skills & ExperienceExperience with utility-scale BESS technologies and power system engineering.Familiarity with power system modeling tools such as PSSE, TARA, CYME, PSCAD, DSATools or MATLAB.Knowledge of utility interconnection requirements and inverter-based resources (IBR).Working knowledge of IEEE, NFPA, and UL standards relevant to energy storage and power systems.Experience evaluating equipment suppliers, conducting FATs, or supporting major equipment procurement is preferredBasic/Required Qualifications Engineer IIIGraduation from a four-year college or university with a Bachelor of Science in Engineering from an ABET accredited program. A master’s degree in engineering will be considered in lieu of the B. S. engineering degree.Minimum of 4 years’ engineering experienceBasic/Required Qualifications Senior EngineerBachelor’s degree in engineering from an ABET-accredited program (or master’s degree in engineering in lieu of a Bachelor's degree).Minimum of six (6) years of engineering experience.Desired QualificationsProfessional EngineerMaster's or PhD in Engineering.Experience with utility-scale generation, energy storage, solar, or wind technologies.Experience with supplier qualifications, factory inspections, and FAT testing.Knowledge of generation interconnection requirements.Experience with transient stability studies, dynamic modeling, power electronics, or converter controls.Demonstrated ability to lead technical evaluations, influence stakeholders, and communicate complex engineering concepts.Strong project management, organizational, and problem-solving skills.Working ConditionsVisits to supplier factories, field sites, and/or plantsMobility Classification: HybridTravel Requirements5-15%Relocation Assistance Provided (as applicable)NoRepresented/Union PositionNoVisa Sponsored PositionNo. This is not a Visa Sponsored Position. This role requires the ability to work lawfully in the U.S. without employment-based immigration sponsorship, now or in the future.Please note that in order to be considered for this position, you must possess all of the basic/required qualifications.PrivacyDo Not Sell My Personal Information (CA)Terms of UseAccessibilitySummaryLocation: Charlotte, NC; Raleigh, NCType: Full time