Principal Engineer

Principal Engineer

Posted 1 week ago by 1749570913

Negotiable
Undetermined
Undetermined
Juno Beach, Florida

Summary: Join a leading team in the renewable energy sector as a Principal Engineer, focusing on utility-scale Battery Energy Storage Systems (BESS). This role involves guiding the evaluation, design, and optimization of advanced battery technologies while ensuring compliance with project-specific requirements and industry standards. The position requires a strong background in energy storage system design and evaluation, along with effective communication and project management skills. The role is based in Juno Beach, FL, on a 12-month contract with standard office hours.

Key Responsibilities:

  • Lead BESS technology assessment and sizing efforts from interconnection through to final battery integration.
  • Continuously improve the BESS sizing calculator and ensure accurate inputs/outputs.
  • Serve as the primary subject matter expert for battery OEMs and system design.
  • Evaluate new and existing battery technologies for applicability in utility-scale projects.
  • Perform technical assessments covering degradation, efficiency, and reliability.
  • Deliver regular technology updates (weekly briefs and quarterly summaries).
  • Optimize DC and AC component sizing considering wider ecosystem losses (e.g., PV or wind).
  • Implement strategies to minimize system losses and improve efficiency.
  • Review and interpret power purchase agreements to inform system design and overbuild strategies.
  • Identify bottlenecks and drive system-level optimization.
  • Align design improvements with technological innovations and business needs.
  • Liaise with supply chain and engineering teams to synchronize project requirements with component availability.
  • Conduct due diligence at battery manufacturing facilities and verify integration/testing processes.
  • Assess technical and commercial readiness of emerging battery chemistries.
  • Recommend and support pilot project development in partnership with internal stakeholders.

Key Skills:

  • Bachelor’s or Master’s degree in Electrical, Mechanical, Chemical, or Materials Engineering.
  • Minimum of 5 years of experience in energy storage system design and evaluation.
  • Deep knowledge of battery chemistry, thermal management, electrical systems, and integration.
  • Proficient in managing system losses and aligning design with PPA requirements.
  • Skilled in Excel, PowerPoint, and Power BI; able to collaborate with developers for automation tools.
  • Effective communicator with strong documentation and organizational abilities.
  • Willingness to travel to domestic and international battery manufacturing facilities.
  • 10+ years of experience in engineering, with a strong focus on battery energy storage (preferred).
  • Professional Engineering (PE) certification (preferred).
  • Familiarity with applicable industry standards and safety protocols: UL1973, UL9540, UL9540A, NFPA 855, NEC, NFPA 70E, and relevant IFC/IBC codes (preferred).
  • Experience with power electronics, conversion units, and DC/DC converters (preferred).

Salary (Rate): £68 hourly

City: Juno Beach

Country: United States

Working Arrangements: undetermined

IR35 Status: undetermined

Seniority Level: undetermined

Industry: Other

Detailed Description From Employer:

Principal Engineer

Juno Beach, FL

Schedule: Standard Office Hours

Duration: 12-Month Contract

Pay Range:$61-68/ph



Join a leading team in the renewable energy sector as a Principal Engineer, focusing on utility-scale Battery Energy Storage Systems (BESS). You will guide the evaluation, design, and optimization of advanced battery technologies while ensuring system integration, performance, and compliance with project-specific requirements and industry standards.



Key Responsibilities:

Design & Engineering

  • Lead BESS technology assessment and sizing efforts from interconnection through to final battery integration.
  • Continuously improve the BESS sizing calculator and ensure accurate inputs/outputs.
  • Serve as the primary subject matter expert for battery OEMs and system design.

Technology Evaluation

  • Evaluate new and existing battery technologies for applicability in utility-scale projects.
  • Perform technical assessments covering degradation, efficiency, and reliability.
  • Deliver regular technology updates (weekly briefs and quarterly summaries).

System Integration & Loss Management

  • Optimize DC and AC component sizing considering wider ecosystem losses (e.g., PV or wind).
  • Implement strategies to minimize system losses and improve efficiency.

Power Purchase Agreement Support

  • Review and interpret power purchase agreements to inform system design and overbuild strategies.

Value Engineering

  • Identify bottlenecks and drive system-level optimization.
  • Align design improvements with technological innovations and business needs.

Project Management & Supply Chain Coordination

  • Liaise with supply chain and engineering teams to synchronize project requirements with component availability.
  • Conduct due diligence at battery manufacturing facilities and verify integration/testing processes.

Innovation & Pilot Projects

  • Assess technical and commercial readiness of emerging battery chemistries.
  • Recommend and support pilot project development in partnership with internal stakeholders.



Essential Qualifications:

  • Bachelor’s or Master’s degree in Electrical, Mechanical, Chemical, or Materials Engineering.
  • Minimum of 5 years of experience in energy storage system design and evaluation.
  • Deep knowledge of battery chemistry, thermal management, electrical systems, and integration.
  • Proficient in managing system losses and aligning design with PPA requirements.
  • Skilled in Excel, PowerPoint, and Power BI; able to collaborate with developers for automation tools.
  • Effective communicator with strong documentation and organizational abilities.
  • Willingness to travel to domestic and international battery manufacturing facilities.



Preferred Qualifications:

  • 10+ years of experience in engineering, with a strong focus on battery energy storage.
  • Professional Engineering (PE) certification.
  • Familiarity with applicable industry standards and safety protocols: UL1973, UL9540, UL9540A, NFPA 855, NEC, NFPA 70E, and relevant IFC/IBC codes.
  • Experience with power electronics, conversion units, and DC/DC converters.

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