Portfolio Manager III in Houston, Texas at SunStrong Management, LLC

Portfolio Manager III The Portfolio Manager III (PM) is accountable for the long-term performance, reliability, and value creation of a portfolio of renewable energy assets. This role serves as the primary owner representative across operations, OEMs, service providers, and internal stakeholders, with authority to escalate issues, drive corrective action, and implement portfolio-wide improvements.
Unlike junior and mid-level portfolio management roles, the Portfolio Manager III is expected to define strategy, challenge legacy practices, and materially improve asset outcomes, not simply administer contracts or track performance.Essential Duties and Responsibilities
Portfolio Performance Ownership

• Own portfolio-level performance across availability, production, reliability, and lifecycle cost
• Identify underperformance trends and lead cross-site root cause analysis
• Drive corrective strategies that measurably improve energy yield and asset health
• Translate operational issues into financial and risk-based impacts for ownership
• Serve as escalation point for chronic performance issues

OEM Management & Escalation

• Act as primary point of contact for OEMs (inverters, trackers, BESS, monitoring platforms)
• Enforce warranty, service-level, and performance obligations
• Lead OEM escalations for chronic failures, systemic defects, and RMA delays
• Coordinate technical reviews, failure analyses, and corrective action plans
• Challenge OEM recommendations when they conflict with owner interests

System Maintenance and Repairs

• Ensure preventative maintenance activities are scheduled and executed per contractual obligations
• Oversee completion of preventative maintenance within required timeframes
• Identify and manage additional services such as washing and vegetation control
• Optimize maintenance spend to maximize ROI and minimize production loss

System Performance & Financial Analytics

• Analyze system performance and maintain accurate performance reports
• Identify root causes of underperforming systems
• Recommend corrective actions and long-term mitigations

Location: Flexible (hybrid, in-office- Houston, remote)