Senior SCADA Engineer

• The Senior SCADA Engineer (P4) will be responsible for utility-scale solar, wind and storage power plant instrumentation, SCADA and controls design, specifications, installation, and commissioning support. Engineering experience with SCADA and control systems design required. Field experience in testing/commissioning and/or telecommunications is a plus.
• This position reports to Operation Technology Department.
• The goals of this position are to support operation and development of plant SCADA, ensure current projects in construction and operation meet technical and business requirements while maintaining our long-term ownership focus.

• Work with plant operations and IT team to develop/maintain SCADA specifications for solar, wind, and energy storage plants
• Ensure 24/7 reliability and availability of SCADA systems across power plant and grid-interconnected assets.
• Perform troubleshooting and root cause analysis of SCADA, network, and control system issues.
• Design, develop, and maintain Ignition (Inductive Automation) applications, including:
  • HMI/SCADA screens (Vision / Perspective modules)
  • Alarm management system (ISA-18.2 compliant where applicable)
  • Data historians and reporting dashboards
• Develop and maintain tag structures, UDTs, and scripting (Python/Jython) in Ignition.
  • Integrate Ignition with:
  • PLCs (Allen-Bradley, RTAC)
  • Power Plant Controllers (PPC)
  • External systems (EMS, DCS, ISO interfaces, APIs)
• Lead the design, configuration, and development of PPC systems for grid-connected plants.
• Implement control strategies including:
  • Active power (MW) control
  • Reactive power (VAR) / voltage control
  • Power factor control
  • Ramp rate control and curtailment
• Ensure compliance with grid codes and interconnection requirements (ISO/ERCOT, NERC, etc.).
• Integrate PPC with:
  • SCADA (Ignition)
  • Inverters, turbines, BESS, or generation assets
  • Utility or ISO control signals
• Perform model validation, tuning, and testing of PPC algorithms.
• Support commissioning activities including:
  • Functional testing
  • Site acceptance tests (SAT)
  • Grid compliance verification
• Coordinate with:
  • EPC contractors
  • OEM vendors (inverters, PPC providers)
  • Utility/interconnection teams
• Manage project timelines, deliverables, and technical risks.
• Ensure systems meet:
  • NERC CIP (if applicable)
  • ERCOT / ISO requirements
  • IEEE and IEC standards for power system controls
• Maintain documentation for audits and regulatory compliance.

• 4-Year Bachelors Engineering Degree
• Minimum 5 years of relevant technical experience; renewable power generation preferred.
• Excellent communication skills, including ability to clearly communicate ideas to non-engineers.
• Ability to remain focused and reliable in completing tasks and meeting deadlines with minimal supervision.
• Demonstrated ability to be self-motivated and manage technical projects, including interaction with outside vendors.
• Experience with Power Plant Control Design and Tune up.
• Ability to manage multiple projects simultaneously and prioritize work, as necessary.
• Experience with utility-scale solar and storage SCADA system design
• Experience with utility-scale solar plant instrumentation specifications
• Experience with BESS EMS system
• Experience with Inductive Automation Ignition software
• Experience with communication protocols for base-level devices: Modbus, Modbus TCP, OPC, DNP3, etc.
• Experience with FAT and SAT testing and documentation
• Working knowledge of Utility Meters, Substation RTAC, Protection Relays
• Knowledge of NERC CIP requirements
• Knowledge of Power Plant Networking, Security and Firewalls

Key Skills & Tools

• Ignition SCADA (Perspective, Vision, Gateway scripting)
• PLC Programming (Allen-Bradley, SEL RTAC, etc.)
• Power system controls & grid compliance
• Communication protocols (DNP3, Modbus, OPC UA)
• Python/Jython scripting
• Networking (Firewalls, VLANs, VPNs)
• Database systems (SQL Server, PostgreSQL)