Note: The job is a remote job and is open to candidates in USA. Ameresco is hiring a Regional Operations & Maintenance Manager for its California BESS team. The role leads day-to-day operations, maintenance, team performance, and vendor oversight for a regional portfolio of battery energy storage systems, with responsibility for safety, reliability, and commercial results.
Responsibilities
- Lead and develop a regional team of project managers, technicians, and contractors through workforce planning, coaching, training, and performance management
- Provide 24/7 operational leadership for a portfolio of utility-scale Battery Energy Storage Systems (BESS), ensuring safe, reliable, and commercially successful operations
- Serve as the senior on-call authority for operational, safety, and emergency response events across the region
- Deliver contractual performance targets, including system availability, capacity, efficiency, and overall asset reliability
- Develop and execute preventive, predictive, and condition-based maintenance programs to maximize asset performance and lifecycle value
- Analyze SCADA, EMS, BMS, and operational data; lead troubleshooting, root-cause analysis, and implementation of permanent corrective actions
- Manage battery health strategies, including degradation tracking, warranty claims, augmentation planning, and end-of-life asset management
- Support commissioning, energization, and operational readiness of new sites while overseeing outage planning, spare parts, and logistics
- Develop, maintain, and test emergency response plans for thermal events, fires, outages, and cyber/OT incidents in coordination with internal and external stakeholders
- Ensure compliance with OSHA, NFPA, electrical, environmental, permitting, interconnection, and other applicable regulatory requirements
- Serve as the primary operational liaison for customers, OEMs, contractors, and senior leadership, providing strategic insights and performance reporting
- Manage regional O&M budgets, vendor performance, service agreements, and continuous improvement initiatives to optimize cost, safety, and operational excellence
- Perform other duties as assigned
Skills
- Bachelor's degree in electrical, mechanical, energy, or industrial engineering, or equivalent combination of technical education and substantial power-plant / electrical O&M experience
- 6–8+ years of operations and maintenance of power systems (BESS, PV,), including at least 2–5 years in a supervisory or multi-site leadership role
- Experience with utility-scale BESS (100MW+), hybrid solar-plus-storage, and stand-alone energy storage assets
- Experience with battery energy storage, PV systems, and rotating power generation assets
- Demonstrated success managing multi-site O&M operations, including planning, execution, vendor oversight, budgets, contracts, warranties, and performance guarantees
- Experience standing up O&M programs for a growing fleet, including process development, spare parts strategy, training, and operational readiness
- Technical expertise in battery systems (lithium-ion phosphate), power conversion systems, MV/LV electrical distribution, SCADA/BMS/EMS platforms, industrial communications, and remote diagnostics
- Experience developing and implementing predictive and preventive maintenance programs, including root-cause analysis and continuous improvement initiatives
- Experience utilizing CMMS platforms such as Maximo, SAP PM, or similar maintenance management systems
- Strong knowledge of electrical safety practices, including arc flash, lockout/tagout (LOTO), switching, and high-voltage work procedures
- Strong understanding of energy markets, capacity markets, ancillary services, and the impact of operational decisions on revenue performance
- Proven ability to negotiate and manage vendor relationships, holding OEMs and contractors accountable for contractual performance standards
- Demonstrated ability to lead technical teams and contractors, leverage operational data to drive business decisions, and communicate effectively with executives, engineers, field personnel, and customers
Benefits
- Health insurance
- Retirement plans
- Paid time off
- Employees may be eligible for performance incentives, bonuses, commissions, or equity, depending on the role.
- People-oriented insurance, investment, and incentive plans
Company Overview