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Radian Generation · 1 month ago

Performance Engineer III

United States

Full-time

Remote

Senior Level

5+ years exp

Radian Generation is a global provider of critical technology-forward services designed specifically to support the comprehensive lifecycle of renewable facilities. The Performance Engineer III supports a portfolio of solar and battery storage system assets, providing advanced technical analysis, performance monitoring, and engineering consulting to optimize system reliability and availability.

Clean EnergyEnergyRenewable EnergySolar

H1B Sponsor Likely

Responsibilities

Evaluate technical performance of solar and battery storage sites; identify performance deviations, data anomalies, and root causes

Monitor day-to-day performance through SCADA, EMS/BMS dashboards, historian systems, and asset management platforms

Analyze BESS-specific metrics including energy import/export, throughput, cycle count, state of charge (SOC), depth of discharge (DoD), roundtrip efficiency, and degradation indicators

Assess battery availability in accordance with Long-Term Service Agreements (LTSAs), recognizing variations in client contractual requirements

Interpret BMS/EMS alarms, PCS events, state transitions, and system operating modes; collaborate with controls, field service, and electrical engineers to diagnose issues

Track equipment, data, and communications outages and collaborate with O&M/OEM partners to minimize duration and frequency

Manage and maintain technical tickets and validate corrective actions

Lead high-complexity root cause investigations and cross-functional issue resolution

Identify operational risks, performance degradations, and vulnerabilities and recommend mitigation strategies

Produce high-quality monthly reports for PV and BESS assets for client management teams and other stakeholders

Maintain and update performance and expected energy models for PV and BESS sites

Support multiple clients with continuous analysis, insights, and performance interpretations

Communicate technical findings to diverse audiences, including non-technical stakeholders

Perform technical reviews of drawings, system designs, commissioning documentation, and BESS controls configuration, and PV system configurations

Conduct performance analysis for underperforming assets and provide recommendations for corrective actions

Support technical onboarding of new PV and BESS sites, including validating PVSyst models, expected energy assumptions, BESS contractual models, and design-to-forecast alignment

Ensure understanding of utility-interconnection protocols, EMS behavior, and system integration considerations

Provide engineering support during commissioning, functional testing, or SAT/FAT review processes where required

Review onboarding documentation for new PV/BESS sites

Validate energy models and compare design assumptions to forecasts

Collaborate with commercial teams to ensure alignment between technical performance assumptions and commercial modeling

Apply knowledge of electrical system architecture including substations, transformers, switchgear, MV equipment, inverters, PCS, battery racks, BMS, and thermal management systems

Support fault diagnosis using logs, protective relay data, event files, EMS/BMS alarms, and field service notes

General awareness of grid requirements, utility interconnection, ISO/RTO operations (e.g., ERCOT), and NERC reliability concepts relevant to BESS

Work with communication protocols including TCP/IP, DNP3, MODBUS for diagnosing data and supervisory control issues

Lead engineering initiatives and cross-functional continuous improvement projects focused on data quality, reporting consistency, and asset performance

Provide deep technical expertise to the organization and mentor junior team members

Create and deliver internal training content related to BESS fundamentals, metrics, availability calculations, and diagnostics

Develop and standardize BESS performance processes, availability methodologies, reporting frameworks, and diagnostic procedures across the portfolio

Help develop and standardize BESS performance processes, availability calculations, and reporting methodologies across the portfolio

Qualification

BESS performance analysisPV performance evaluationRoot-cause analysisTechnical data analysisBESS metrics understandingMS Office proficiencyData visualization toolsAnalytical skillsCommunication skillsProblem-solving skillsProject management skillsMentoring experience

Required

Bachelor's degree in Mechanical, Electrical, or related Engineering discipline; advanced degree preferred but not required

~5+ years of experience in renewable energy with a BESS experience preferred

Proven experience evaluating PV and/or BESS system performance, interpreting operational data, and performing root-cause analysis

Strong understanding of BESS metrics (throughput, cycles, SOC, DoD), availability calculations, degradation factors, and LTSA frameworks

Familiarity with BMS/EMS behavior, PCS interactions, system alarms, and operational modes

Excellent (interpersonal, verbal, and written) communication skills

Experience in collaborating with field service, electrical, or controls engineering teams on diagnosing system-level behaviors

Strong PV and BESS performance analysis capabilities, including interpretation of key operational metrics

Understanding of BESS system functionality, components, control logic, and common fault behaviors

Knowledge of power generation systems, substations, medium-voltage (MV) equipment, and electrical schematics

Ability to analyze high-resolution SCADA, EMS/BMS, and historian data and interpret performance impacts

Proficiency in technical data analysis and performance reporting

Strong analytical, problem-solving, and project management skills, with the ability to collaborate effectively across functions

Ability to simplify complex technical topics and communicate actionable insights to technical and non-technical stakeholders

Experience coaching or mentoring team members and contributing to process and documentation improvements

Ability to identify operational risks, performance degradations, or system vulnerabilities and recommend mitigation strategies

Demonstrated experience conducting root-cause analysis and developing clear, accurate technical reports

MS Office (Word, Excel, PowerPoint) and Adobe PDF

Database and data processing tool proficiency

Familiarity with data visualization or analytics tools (Power BI, Tableau, Python, or SQL) is a plus

Preferred

PV simulation experience (e.g., PVSyst); BESS modeling experience is a plus

Exposure to commissioning, functional testing (FAT/SAT), or site acceptance of utility-scale BESS assets

Awareness of ISO/RTO operational frameworks (e.g., ERCOT) and how grid or interconnection requirements influence BESS operating behavior

Experience working within utility, energy storage, or U.S.-based renewable energy environments

Experience delivering engineering or process improvement projects; Lean Six Sigma Green/Black Belt is a plus

Company

Radian Generation

Radian Generation is an independent solar asset management and advisory firm. It is a sub-organization of QuietStream Financial.

Founded in 2013

San Francisco, California, USA

51-200 employees

https://www.radiangen.com/

H1B Sponsorship

Radian Generation has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)

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2025 (1)