Power Systems Network Modeling Engineer; Electrical

Position

Power Systems Network Modeling Engineer

Taylor, TX (Hybrid)

2 years Contract (W2 Only)

• Model Development
  • Develops operations models from the Network Model Management System (NMMS)
  • Works with the Network Data Support Working Group (NDSWG) members on operational model data exchange and transmission network model maintenance in NMMS
  • Develops steady state and geomagnetic disturbance models with the Steady State Working Group (SSWG) using Model On Demand (MOD) and PSS/E
  • Develops short circuit models with the System Protection Working Group (SPWG) using ASPEN Oneliner
  • Coordinates the model and contingency building processes for SSWG and SPWG, ensuring transmission service providers (TSPs) submit data, validates data submissions, resolves modeling issues, performs generation modeling and dispatching, and produces data products for the planning models
  • Works with the SPWG and SSWG on data exchange methods and transmission network model maintenance methodologies
• Generation Modeling
  • Reviews generator and transmission equipment data submitted by resource entities and works with resource entities to correct invalid model data
  • Models transmission generation sites and distributed generation resources in the ERCOT planning models using PSS/E and ASPEN
  • Maintains and develops generation modeling tools written in Java and Python
• Modeling Application Support
  • Manages transmission system model software infrastructure and develops tools to assist in managing transmission models which includes database infrastructure, model data exchange interfaces, and data export formats
  • Develops and maintains modeling software tools in Java, to validate transmission network data submissions using electrical engineering principles by doing data comparison and validity checks
  • Develops rules to validate data submissions in operations and planning models using SQL
  • Manage projects to upgrade the NMMS and MOD applications to implement desired new functionality, reviews system patches, and helps administers servers
• Other Responsibilities
  • Provides training and mentoring of members of the Engineering Development Program (EDP)
  • Works closely with ERCOT Network Model Maintenance, Network Model Coordination, Resource Integration, System Operations, System Planning, Forward Markets, Client Services, and Grid Applications Development
  • Reviews, drafts, and presents changes to the Protocols, Guides, procedures, training material for EDP and for Market Participants (MPs), and other supporting ERCOT documents relative to modeling
  • Reviews changes to NERC standards to assess if changes to modeling methodologies are needed

• Bachelor’s degree in Electrical Engineering or related field, or a combination of education and experience that provides the applicant with knowledge equivalent to a major in such fields.

• Has experience with at least one of the following programming languages or equivalent:
  Python, Java, C#
• Has experience with at least one of the following power system simulators or equivalent:
  Power World, PSS/E, ASPEN Oneliner
• Experience with SQL is preferred but not required
• Experience with software tools like Git/Bit Bucket and Jira is preferred but not required
• Strong communication skills and the ability to work effectively in cross discipline teams

• Minimum 1 to 2 years (in excess of degree requirements stated above) of progressively responsible experience as a power system engineer or similar type role.
• Experience with in the electric utility industry preferred.

• Employees may be required to be on-site at least twice per week, or more as needed based on business needs in Taylor, TX.
• Work arrangements are subject to business needs and are subject to change accordingly.
• Employees that are required on-site during tight grid conditions or emergency grid operations