Electrical Engineer, Senior/Intermediate - Solar & Bess

Electrical Engineer, Senior/Intermediate - Solar & BESS
Tetra Tech is adding a Senior/Intermediate Electrical Engineer (Solar & BESS) to our Power team.Why Tetra Tech:
At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry‑leading experts in engineering and consulting are committed to driving positive change in communities around the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting‑edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world.Your Impact:
Join Tetra Tech to make a real difference. Our work leverages cutting‑edge technologies, advanced analytics, and the expertise of world‑class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.Position Summary:
We are currently seeking a Senior/Intermediate Electrical Engineer (Solar & BESS). This job can be performed anywhere in Canada. This is a newvacant position for which we are actively recruiting. To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.Essential Job Functions:
Lead electrical engineering efforts for utility scale solar and lithium‑ion BESS projects from concept (system sizing, layout) through construction.Interface with utilities and ISO/RTOs to support interconnection submittals, permitting, and compliance for new renewable and BESS projects.Prepare, review, and coordinate electrical engineering deliverables, including:
Single‑line diagramsProtection and control schematicsElectrical layoutsEquipment specificationsSubstation designs (34.5 kV to 230 kV+)MV/HV collector system designs
Support the design and integration of:
Utility‑scale Solar PV systemsBESS facilitiesAuxiliary power systemsInterconnection infrastructureProtection and control systems
Perform and review power system engineering studies, including:
Load flow analysisShort circuit analysisGrounding studiesArc flash studiesProtection coordination studies
Ensure engineering deliverables comply with:
Client specificationsApplicable utility requirementsInterconnection standardsIndustry codes and standards (IEEE, CSA, NEC, NESC, etc.)
Support projects through all phases, including:
Feasibility and conceptual designDetailed engineeringProcurement supportConstruction supportCommissioning and energization
Maintain up‑to‑date knowledge of BESS technologies, codes, and industry trends.Coordinate with clients, utilities, OEMs, contractors, and multidisciplinary internal teams.Prepare and review technical reports, engineering calculations, design criteria documents, procurement packages, and construction documentation.Coordinate with internal stakeholders and external consultants to track scope, schedule, and budget.Support construction activities by responding to RFIs, reviewing submittals, participating in site coordination activities, and resolving technical issues.Assist with project planning, scheduling, resource coordination, and technical leadership activities.Contribute to continuous improvement initiatives, technical innovation, and knowledge sharing within the Power Division.Required Qualifications:
Bachelor’s degree in Electrical Engineering from an accredited university.Minimum of 7 years of relevant engineering experience, preferably in:
Battery Energy Storage Systems (BESS)Transmission and distribution infrastructure
Demonstrated experience supporting or leading renewable energy and/or substation engineering projects.Strong technical knowledge of:
BESS technologiesBESS use‑cases including peak shaving, load shifting, demand response, and frequency responseMedium‑and high‑voltage substationsProtection and control systems
Experience performing power system studies using industry‑standard software such as:
ETAPCYMEPVsystPVCase
SME in knowledge of NEC 705, NEC 706, IEEE 1547, UL 9540, and NFPA 855.Proficiency in AutoCAD/Revit, Bluebeam, Microsoft Office.Professional Engineer (P.Eng. or PE) designation in Canada and/or the United States, or eligibility to obtain registration.Strong written and verbal communication skills with the ability to work effectively in multidisciplinary and client‑facing environments.Experience working in consulting engineering environments and managing multiple concurrent projects is considered an asset.Ability to travel occasionally to project sites, client offices, and commissioning activities as required.Nice To Haves
Preferred proficiency in Transmission‑level load flow and stability using PSSE and PSLFPreferred proficiency in Electromagnetic Transient Simulations using PSCAD, EMTC or similarPreferred proficiency in SEL Relay Settings using SEL AcSELerator or equivalentPreferred proficiency in Design of HVDC systems and converter stationThe perks of working at Tetra Tech include:
Comprehensive and market‑competitive benefits.Merit‑based financial rewards.Flexibility and company‑wide commitment to work/life balance.Collaborative team atmosphere that values the contributions of all employees.Learning and development opportunities for ongoing professional growth.Physical Requirements:
Ability to sit or stand as required and remain in a stationary position for at least 50% of the workday.Frequent use of hands and fingers to handle, manipulate, or feel objects, including continuous operation of a computer and other standard office equipment such as calculators, copiers, and printers.The majority of work is performed in a professional office setting.Periodic travel may be required and could involve limited exposure to extreme temperatures. Travel may include air travel, during which the employee may be required to remain seated for extended periods.Additional Information
Tetra Tech offers comprehensive benefit options that allow employees to design a plan based on individual needs and assists in planning for long‑term financial security. Available benefits include medical, dental and vision insurance, term life, disability, accidental death & dismemberment coverage, time off with pay, retirement plan, and an Employee Stock Purchase Plan.About Tetra Tech:
Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high‑end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science ® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.Tetra Techis proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sex, marital or familial status, status as a protected veteran, or any other characteristic protected by law.Tetra Tech may use AI‑enabled tools to screen, assess, and assist in selecting applicants for this position based on job‑related criteria. However, a human decision‑maker will decide who moves forward throughout every stage of the hiring process.We invite applications from all interested parties.Explore our open positions at Follow us on social media to learn more about our people, culture, and opportunities:
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