Electrical Engineer - Battery Energy Storage Systems (BESS)

Sargent & Lundy
San Juan, PR
United States
Job Description

Sargent & Lundy is one of the most experienced full-service architect-engineering firms in the world. Founded in 1891, the firm is a global leader in power and energy with expertise in grid modernization, renewable energy, energy storage, nuclear power, and fossil fuels. Sargent & Lundy delivers comprehensive project services—from consulting, design and implementation to construction management, commissioning and operations/maintenance—with an emphasis on quality and safety. The firm serves public and private sector clients in the power and energy, gas distribution, industrial, and government sectors.

Our Core Values

Every decision we make is guided by our core values. By upholding these six principles, we support our clients, employees, and community. They are the compass we follow as we continue to grow our business and lead the industry.

Quality–We provide high-quality deliverables and services through an uncompromising focus on peer review, safety, and continuous improvement.

Accountability–Our actions demonstrate the highest levels of professionalism, integrity, and respect.

Our People–We value diverse perspectives, encourage professional growth, and are committed to providing a work community where people thrive. Our work is challenging but rewarding.

Our Clients–We deliver value and exceed our clients’ expectations through outstanding customer service, personal accessibility, and clear communication.

Innovation–Since 1891, we have invested in the people, training, tools, and technology needed to quickly adapt in a constantly changing world.

Meaningful Impact–We make a positive impact in the communities where we work and live.


Project teams in our Energy & Industrial Group (EIG) support industry-leading projects in power generation, plant design, environmental compliance, mid/downstream oil & gas, and multi-disciplined industrial projects. We’re leading efforts to decarbonize the industry by utilizing advanced technologies in renewable energy, carbon capture, and hydrogen power. Our EIG teams perform detailed engineering services for photovoltaic (PV) solar projects and the integration of solar and energy storage. We’re the industry leader in carbon capture technologies with experience executing pilot-scale to commercial-scale projects for utilities, industrial plants, and direct air capture. We provide engineering services for green hydrogen production via electrolysis using solar, wind, hydro, and nuclear power sources and we support on-site usage in power generation, fuel cells, and fueling stations.

This position will offer you the opportunity to work in a project team environment with other engineers and designers involved in the design, modification, and analysis of electrical systems. Projects include Battery Energy Storage Systems (BESS), and other power and energy projects including existing plant retrofits and new installations.

+ You will be involved in the design of new BESS at multiple new generation sites, including BESS equipment specifications, site layouts, and balance-of-plant electrical design.

+ You will also be involved in power distribution designs and the preparation of specifications for the procurement of other major electrical power equipment and related installation services needed to support the projects.

+ Assist project lead in efforts to ensure projects are completed satisfactorily, on time, and within budget.

+ Coordinate systems design activities to ensure installation and operations will comply with specifications, codes, and client requirements.

+ Prepare functional design drawings including single line, relay and metering, cable block, and schematic diagrams. Prepare documentation for design input for other drawing production and 3-D modeling.

+ Prepare detailed calculations, including auxiliary power system studies, voltage drop, protective relay settings, and arc flash calculations.

+ Interface with vendors to prepare bills of material and equipment purchase specifications and provide recommendations to the client.

+ Prepare reports and studies that present technical information in a clear and concise manner and meet client requirements and S&L formats.

+ Develop your career via peer-learning by way of S&L’s systems of process and associated “Communities of Practice.”

+ Travel to client and vendor offices for design reviews and to plant site locations for construction coordination and field verification of designs.


We do not sponsor employees for work authorization in the U.S. for this position.

Essential skills and experience:

+ A Bachelor's degree in Electrical Engineering from an ABET-accredited engineering program is required and an emphasis in power systems is preferred.

+ One or more years of experience with utility-scale battery energy storage.

+ Technically knowledgeable of available electrical power distribution equipment.

+ Must be fully bilingual in Spanish and English.

+ This position may require occasional travel.

Valued but not required skills and experience:

+ Experience in power plant or industrial plant design, with a focus on integrated, detailed system design for new facilities, or modifications or replacements for existing facilities.

+ Experience with electrical system design including medium and low voltage distribution systems (transformers, generators, motors), communication systems, equipment selection, and analytical calculations.

+ Successful completion of the Fundamentals of Engineering (FE) exam or Professional Engineering (PE) exam.

+ Experience performing calculations in ETAP and/or SKM.

Sargent & Lundy is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any protected status as defined by law.

CitySan Juan

CountryPuerto Rico

Area of InterestEngineering

TypeFull Time - Regular

Job ID2023-9093