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Bess Engineer Jobs in Ontario (NOW HIRING)

Hardware Engineer

Kitchener, ON · On-site

CA$87K - CA$135K/yr

... BESS) industry. About the Role: The PCB Designer / Hardware Engineer is responsible for the ... schematic design, PCB layout, and documentation of highreliability electronic hardware used in ...

Hardware Engineer

Kitchener, ON · On-site

CA$87K - CA$135K/yr

... BESS) industry. About the Role: The PCB Designer / Hardware Engineer is responsible for the ... schematic design, PCB layout, and documentation of highreliability electronic hardware used in ...

Firmware Engineer

Kitchener, ON · On-site

CA$87K - CA$135K/yr

... BESS) industry. About the Role: The Firmware Engineer - FPGA owns the design, development ... optimization, and lifecycle support of realtime embedded firmware for inverters used in utility ...

Firmware Engineer

Kitchener, ON · On-site

CA$87K - CA$135K/yr

... BESS) industry. About the Role: The Firmware Engineer - FPGA owns the design, development ... optimization, and lifecycle support of realtime embedded firmware for inverters used in utility ...

Senior Control Engineer

Kitchener, ON · On-site

CA$95K - CA$140K/yr

... BESS) industry. About the Role: The Senior Control Engineer, specializes in Hardware-in-the-Loop ... simulation and validation of Power Conversion Systems (PCS) used in utilityscale Battery Energy ...

Senior Control Engineer

Kitchener, ON · On-site

CA$95K - CA$140K/yr

... Storage System (BESS) industry. About the Role: The Senior Control Engineer, specializes in ... Hardware-in-the-Loop simulation and validation of Power Conversion Systems (PCS) used in ...

CA$85K - CA$115K/yr

... Engineer to join our Energy team and contribute to the delivery of complex projects that support ... BESS), interconnection projects, and other low-carbon energy initiatives, helping clients improve ...

Senior Embedded Linux Engineer

Kitchener, ON · On-site

CA$100K - CA$150K/yr

Senior Embedded Linux Engineer Department: Inverter Firmware Compensation: $100,000 - $150,000 ... systems (BESS).You will design and maintain robust, secure, and scalable Linuxbased software ...

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Bess Engineer information

How does a BESS engineer typically collaborate with project managers and electricians during the deployment of battery energy storage systems?

A BESS Engineer frequently works closely with project managers to ensure that project timelines, budgets, and technical specifications are met throughout the deployment process. They coordinate with electricians and installation teams to oversee system integration, troubleshoot onsite issues, and verify that all electrical connections and safety standards are adhered to. Effective communication and problem-solving skills are essential, as the BESS Engineer often acts as a technical liaison between the design phase and hands-on implementation, ensuring smooth project execution.

What are the key skills and qualifications needed to thrive as a BESS engineer?

To thrive as a BESS Engineer, you need a solid background in electrical engineering, energy storage technologies, and system integration, often supported by an engineering degree and relevant experience. Familiarity with SCADA systems, battery management software, and certifications such as Professional Engineer (PE) or relevant safety credentials is typically required. Strong problem-solving skills, attention to detail, and effective communication are valuable soft skills for collaborating with multidisciplinary teams and stakeholders. These skills ensure the safe, efficient, and reliable design and operation of battery energy storage solutions in the rapidly evolving energy sector.

What is a BESS engineer?

A BESS Engineer is a professional who specializes in the design, implementation, and maintenance of Battery Energy Storage Systems (BESS). These engineers work on integrating battery storage solutions with renewable energy sources, such as solar or wind, to improve energy reliability and grid stability. Their responsibilities may include system modeling, project management, safety compliance, and performance optimization. BESS Engineers play a crucial role in advancing clean energy technologies and supporting the transition to sustainable power systems.

What is the difference between Bess Engineer vs Mechanical Engineer?

AspectBess EngineerMechanical Engineer
Required CredentialsBachelor's in Electrical, Electronics, or related fields; certifications in BESS systemsBachelor's in Mechanical Engineering; professional engineering license often preferred
Work EnvironmentRenewable energy projects, power plants, energy storage facilitiesManufacturing, automotive, aerospace, energy sectors
Industry UsageEnergy storage, renewable energy, power systemsMechanical design, manufacturing, HVAC, automotive

The main difference between a Bess Engineer and a Mechanical Engineer lies in their specialization. Bess Engineers focus on energy storage systems and renewable energy projects, requiring specific knowledge of battery energy storage technologies. Mechanical Engineers have a broader scope, working on mechanical systems across various industries. While both roles require engineering degrees, their work environments and industry applications differ significantly.

What are popular job titles related to Bess Engineer jobs in Ontario? For Bess Engineer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Bess Engineer jobs in Ontario look for? The top searched job categories for Bess Engineer jobs in Ontario are:
Infographic showing various Bess Engineer job openings in Ontario as of August 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Electrical Engineer, Senior/Intermediate - Solar & BESS

Tetra Tech

Mississauga, ON

Full-time

Medical, Dental, Vision, Life, Retirement

Re-posted 21 days ago


Tetra Tech rating

6.4

Company rating: 6.4 out of 10

Based on 42 frontline employees who took The Breakroom Quiz

400th of 446 rated engineering


Job description

The Opportunity:

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 new vacant 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 diagrams
    • Protection and control schematics
    • Electrical layouts
    • Equipment specifications
    • Substation designs (34.5 kV to 230 kV+)
    • MV/HV collector system designs
  • Support the design and integration of:
    • Utility-scale Solar PV systems
    • BESS facilities
    • Auxiliary power systems
    • Interconnection infrastructure
    • Protection and control systems
  • Perform and review power system engineering studies, including:
    • Load flow analysis
    • Short circuit analysis
    • Grounding studies
    • Arc flash studies
    • Protection coordination studies
  • Ensure engineering deliverables comply with:
    • Client specifications
    • Applicable utility requirements
    • Interconnection standards
    • Industry codes and standards (IEEE, CSA, NEC, NESC, etc.)
  • Support projects through all phases, including:
    • Feasibility and conceptual design
    • Detailed engineering
    • Procurement support
    • Construction support
    • Commissioning 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:

o   Renewable energy

o   Utility-scale Solar PV

o   Battery Energy Storage Systems (BESS)

o   Power systems engineering

o   Transmission and distribution infrastructure

       Demonstrated experience supporting or leading renewable energy and/or substation engineering projects.

       Strong technical knowledge of:

o   Solar PV systems

o   BESS technologies

o   BESS use-cases including peak shaving, load shifting, demand response, and frequency response

o   Medium- and high-voltage substations

o   Interconnection design requirements

o   Protection and control systems

       Experience performing power system studies using industry-standard software such as:

o   ETAP

o   CYME

o   PVsyst

o   PVCase

       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 PSLF

       Preferred proficiency in Electromagnetic Transient Simulations using PSCAD, EMTC or similar

       Preferred proficiency in SEL Relay Settings using SEL AcSELerator or equivalent

       Preferred proficiency in Design of HVDC systems and converter station

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.

Work Environment / Environmental Factors:

  • 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.  

Life at Tetra Tech:

The 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. 

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 Tech is 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 https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities:

LinkedIn: @TetraTechCareers

X (Twitter): @TetraTechJobs

Additional Information
  • Organization: 705 PWR

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