EMS Applications Developer Sr.

About the role

Designs and develops software for a suite of Electric Power Grid applications within the Grid & Market Solutions (GMS) Technology Development – Grid team. The application suite includes Energy Management System (EMS) components such as Topology Processor, Power Flow, State Estimator, Contingency Analysis, Load Frequency Control, Dispatcher Training Simulator (DTS), ICCP, SCADA, CIM Importer, interfaces, Dynamic Stability Analysis, Load and IRR Forecasting, PMU, and Network Model Management System (NMMS).

Responsibilities

• Ensures adherence to Software Development Life Cycle (SDLC) processes, including testing and validation of grid applications and user interface changes, to deliver high-quality software solutions.
• Incorporates modern technologies such as containerization, cloud platforms, and AI/ML to enhance scalability, performance, and advanced analytics capabilities.
• Performs all work in compliance with applicable regulatory regulations, organizational policies, and procedures.
• Collaborates with internal stakeholders to gather and understand functional and non-functional requirements for grid applications.
• Designs, develops, and tests grid applications and interfaces using programming languages such as Fortran, C/C++, Java, Perl, and Python in Windows and Linux environments.
• Supports EMS upgrade projects by migrating custom ERCOT code to upgraded EMS systems.
• Demonstrates knowledge of linear and nonlinear optimization techniques and understands formulation of optimization objective functions used in grid applications (e.g., SCOPF, SCUC).
• Develops optimization models incorporating various constraints using solvers like CPLEX and AMPL.
• Analyzes grid operations and congestion management requirements and develops solutions in EMS applications such as Power Flow, State Estimator, Contingency Analysis, Load Frequency Control, Load Forecasting, Dispatcher Training Simulator (DTS) and ERCOT developed custom applications.
• Collaborates with the Network Modeling team on CIM data modeling, designs CIM importer schema changes and develops EMS CIM Importer solutions.
• Troubleshoots and resolves issues related to Voltage and Transient Stability Analysis (VSAT/TSAT) in collaboration with Powertech.
• Develops and implements IRR (wind/solar) forecast requirements using Siemens WebSDK based tools like Forecast Presentation Platform.
• Deploys, configures, integrates and tests vendor software releases that include GE EMS, Siemens NMMS, Powertech DSATools, EPG PMU/RTDMS and Itron MetrixIDR.
• Provides timely resolution of critical production issues as part of a 24x7 Level 2 support team.
• Automates development processes using CI/CD tools such as Jenkins, Maven, and Bitbucket.
• Develops and delivers training presentations on grid application enhancements.
• Contributes to development of tools and process improvements to enhance development efficiency.
• Maintains and supports grid systems in development environments.
• Designs and implements container-based solutions using tools like Docker and supported by orchestration platforms like Kubernetes for operational requirements where necessary.
• Builds scalable, cloud-native solutions and data pipelines to support growing operational demands for high-performance reliable processing of large-scale systems.
• Utilizes Machine learning frameworks like PyTorch, TensorFlow, Pandas etc. to embed AI capabilities in existing applications.
• Develops and deploys AI/ML models for advanced grid analytics, forecasting, and decision support.
• Conducts code reviews and approves changes made by other developers.
• Automates unit and regression testing for grid applications suite using scripts and tools like Selenium.
• Collaborates with grid engineering, systems support, grid operations, training, and network modeling teams to provide technical support for grid applications suite.
• Collaborates with project management to ensure successful delivery of enhancements and upgrades.
• Ensures compliance of grid application suite with ERCOT architectural standards and employs SDLC processes in all projects.
• Solves moderately complex technical issues requiring in-depth analysis and innovative approaches.
• Advocates and aligns business requirements for GMS grid applications and user interfaces to ensure development of effective and user-focused solutions.
• Provides technical training and presentations for product solutions related to grid applications.
• Advises management on technical strategy and development goals of the GMS Technology Development team.
• Guides teams across the organization to ensure high-quality product delivery.
• Serves as a Subject Matter Expert, providing guidance to junior team members and supporting their development through mentoring, training, coaching, and, when needed, coordinating work assignments.
• Solves moderately complex technical issues requiring in-depth analysis and innovative approaches.

Requirements

• Requires minimum 3 years job related work experience in excess of degree requirements.
• Requires minimum 5 years job related work experience in excess of degree requirements.

Qualifications

• Bachelor's Degree: Electrical Engineering, Computer Engineering, Computer Science or related field (Required)
• Master's Degree: Electrical Engineering, Computer Engineering, Computer Science or related field (Preferred)
• Experience with Energy Management Systems (EMS) or Market Management Systems (MMS) platforms from vendors in the electric industry like GE, Siemens, Hitachi Energy/ABB, OSI, Resource Innovations
• Power industry experience either with an ISO, utilities, or vendors
• Experience designing and developing solutions in cloud environments (AWS, Azure) and hybrid architectures
• Programming in C, C++, Java, Python, Perl, or Fortran
• Oracle PL/SQL experience
• Experience with commercial Optimization solvers like CPLEX, AMPL, Gurobi
• CIM/XML modeling and tools such as PSS/E
• Experience with developing integration layers using Messaging Services: Tibco JMS, AMQ
• Experience with containerization and orchestration technologies (Docker, Kubernetes) for scalable and resilient deployments
• Experience applying AI/ML techniques and data analytics for forecasting, anomaly detection, and operational insights

Skills

• Software Development Life Cycle (SDLC)
• Containerization
• Cloud Platforms
• AI/ML
• Optimization Techniques
• Energy Management Systems (EMS)
• Market Management Systems (MMS)
• Programming Languages (Fortran, C/C++, Java, Python, Perl)
• Oracle PL/SQL
• Commercial Optimization Solvers (CPLEX, AMPL, Gurobi)
• CIM/XML Modeling
• Messaging Services (Tibco JMS, AMQ)
• Containerization Technologies (Docker, Kubernetes)
• Machine Learning Frameworks (PyTorch, TensorFlow, Pandas)
• AI/ML Techniques
• Data Analytics

Benefits

ERCOT is committed to fostering inclusion at all levels of our company. It is the cornerstone of our corporate values of accountability, leadership, innovation, trust, and expertise. We know that individuals with a wide variety of talents, ideas, and experiences propel the innovation that drives our success. An inclusive and diverse workforce strengthens us and allows for a collaborative environment to solve the challenges that face our industry today and in the future.

Pay

Expected Salary Range $120,000 - $165,000

Schedule

Employees will be required to be on-site in Taylor, TX at a minimum of 2 days per week, or more, as needed based on the business needs as determined by management. Remote work is required to be performed from your Texas residence.