Sr. Application Engineer - BESS

Career Opportunities with WEG - A First Class Company! Founded in 1961, WEG is recognized as one of the largest electric machine manufacturers in the world. WEG employs over 47,000 people around the globe and offers a diversified and integrated product line, with sales to more than 135 countries worldwide. Our U.S. operations are growing at an impressive rate and we're looking for talented individuals to help us move forward with this aggressive growth plan. WEG offers competitive compensation, challenging and exciting career options, as well as great benefits, including paid vacation, medical, dental, vision, 401(k), flexible spending accounts, life insurance, and disability. WEG is seeking a highly skilled Sr. Application Engineer to join our growing Battery Energy Storage Systems (BESS) team. In this role, you will serve as a technical expert and trusted partner to Sales, Project Execution, and Customers throughout the BESS solution development lifecycle. You will help design, size, configure, and support energy storage solutions that meet customer requirements, grid interconnection needs, performance targets, and commercial objectives. This position is ideal for an electrical engineer who combines deep technical knowledge of battery storage systems with strong customer‑facing communication skills and the ability to translate complex technical concepts into practical, value‑driven solutions. Primary Responsibilities: Lead technical support for pre‑sales activities related to utility‑scale and commercial/industrial battery energy storage projects. Ensure smooth transition of technical information, supplier relationships, and customer interactions to project execution team as part of post‑sale activities. Develop system configurations, preliminary designs, and technical proposals based on customer requirements, site conditions, and project constraints. Perform system sizing, energy modeling, and performance analysis to support solution optimization and commercial bids. Collaborate with Sales, Engineering, Project Management, and Service teams to ensure proposed solutions are technically feasible and aligned with business goals. Support customer meetings, technical presentations, and proposal reviews, serving as a subject matter expert on BESS architecture, controls, safety, and integration. Review and interpret single‑line diagrams, site layouts, equipment specifications, and interconnection requirements. Assist with technical due diligence, risk identification, and mitigation strategies for project opportunities. Coordinate with internal and external stakeholders to resolve technical issues during project development, deployment, commissioning, and operations. Contribute to the development of standard engineering tools, templates, and best practices to improve proposal quality and turnaround time. Stay current on industry standards, codes, regulations, and emerging technologies related to battery storage, power conversion systems, and grid integration. Education: Bachelor’s degree in electrical engineering is preferred. A degree in a related field from a 4‑year college or university, or equivalent related work experience will also be considered. Knowledge / Training: Strong understanding of utility‑scale BESS architecture, including batteries, inverters, transformers, switchgear, controls, and protection systems. Experience supporting customer‑facing technical sales or project development activities. Ability to analyze technical requirements and translate them into practical system solutions. Proficiency with engineering drawings, technical specifications, and performance modeling tools. Excellent written and verbal communication skills, with the ability to present to technical and non‑technical audiences. Strong organizational skills and ability to manage multiple priorities in a fast‑paced environment. Experience: 5+ years of experience in application engineering, systems engineering, power systems, renewable energy, or battery storage. Experience with grid interconnection studies, SCADA, EMS, PPC, or utility coordination. Familiarity with UL, IEEE, NEC, NFPA 855, and other applicable standards and codes. Knowledge of energy markets, ancillary services, and utility‑scale project economics. We are proud to be an Equal Opportunity/Affirmative Action employer. Qualified applicants will receive consideration for employment without regard to race, sex, disability, veteran, or other protected status. WEG Electric Corp. is an affirmative action and equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability. If you have a disability and you believe you need a reasonable accommodation in order to search for a job opening or to submit an online application, please e‑mail View email address on click.appcast.io or call View phone number on click.appcast.io. This email and phone number is created exclusively to assist disabled job seekers whose disability prevents them from being able to apply online. Only messages left for this purpose will be returned. Messages left for other purposes, such as following up on an application or technical issues not related to a disability, will not receive a response. Equal Opportunity Employer Veterans/Disabled #J-18808-Ljbffr