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EMMS Application Engineer Sr./Lead

Electric Reliability Council of Texas

Position Type:
Rqd Education:
Rqd Experience: 5+ years
Date Posted: December 6, 2022
Reference Code: R1237
AT ERCOT, our diverse and dynamic work environment provides a platform on which employees can work together to build the future of the Texas power grid and wholesale market utilizing the latest technologies and resources. We encourage you to join our talented, dedicated workforce to develop world-class solutions for today and tomorrow's energy challenges while learning new skills and growing your career.

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

ERCOT offers the flexibility to work both in and out of the office within the state of Texas, providing our employees with an enhanced work life balance.

As a member of our collaborative IT team, you will encounter cutting edge technology systems and solutions that run the electric power grid and wholesale markets within the state of Texas. You will use your creativity and technical expertise to implement industry leading IT solutions that will help shape the future of the global electric utility industry.


Provides support for Market Management Systems (MMS) applications portfolio such as Security Constrained Economic Dispatch (SCED), Day-Ahead Market (DAM), Reliability Unit Commitment (RUC), Congestion Revenue Rights (CRR), QSE Training Simulator etc. Actively involved in the design, development, testing, validation and implementation of modifications and enhancements to MMS applications. This position will report to the Manager of Grid & Market Solutions (GMS) Applications Engineering - Markets.

  • Understands and applies principles, theories and concepts related to the profession and ERCOT's culture.
  • Exercises judgment within defined procedures and practices to determine appropriate action.
  • Impact is generally limited to specific assignments or projects.
  • May respond to inquiries and provide guidance to lower-level workers.
  • Serves as the technical Subject Matter Expert for the department
  • Serves as a Technical Lead for Market Management System (MMS) portfolio projects and drives the implementation from incubation to go-live.
  • Makes independent decisions except in instances of unusually complex application scenarios
  • Works on the most complex application issues where analysis of situations requires an in-depth evaluation of variable factors
  • Works with database administrators and infrastructure teams on complex MMS application issues triggered from server/network/storage/database components
  • Tests Non-Functional requirements of MMS application changes and coordinates with database/infrastructure teams to performs the tests
  • Member of the 24/7 Market Applications Engineering support on call team and supports, troubleshoot market applications and system on call issues.
  • Coordinate application set up and testing with QSEs, LSEs, REs as appropriate.
  • Performs MMS model load testing on periodic basis and updates the model data in real-time based on established procedures.
  • Design and Test MMS Interfaces and Web & Client/Server applications changes.
  • Verify and support MMS applications during system site failovers, server/system/database upgrades and patching
  • Fosters and leverages strong working relationships with other internal departments
  • Lends professional expertise to guide projects and help teammates assigned by manager
  • Demonstrates skills as an expert user of power system software applications and tools, spreadsheet programs, and database programs
  • Maintains knowledge of emerging trends and industry best practices
  • Performs all work according to applicable rules and regulations including regulatory requirements and organization policies and procedures.

Senior Level:
  • Requires minimum 5 years related work experience in excess of degree requirements
Lead Level Engineer Requirements:
  • Requires minimum 8 years related work experience in excess of degree requirements
  • 5 years minimum experience with generation application, Automatic Generation Control (AGC)
  • Understanding of Generation Control Concepts
  • 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)
  • or a combination of education and experience that provides equivalent knowledge to a major in such fields is required
Work Location:
  • The majority of job duties can be performed remotely from your Texas residence.
  • May be required to be on-site at the Taylor facilities at least once a week, or more based on the business needs and as determined by the Manager
  • May select a hybrid work schedule of set days to work remote and on-site or choose to work on-site 100% of the time
*Work arrangements are subject to business needs and are subject to change accordingly.

There is 1 position available. It is open to a Senior Level or a Lead Level candidate depending on the level of experience identified.

The foregoing description reflects the minimum qualifications and the essential functions of the position that must be performed proficiently with or without reasonable accommodation for individuals with disabilities. It is not an exhaustive list of the duties expected to be performed, and management may, at its discretion, revise or require that other or different tasks be performed as assigned. This job description is not intended to create a contract of employment with ERCOT. Both ERCOT and the employee may exercise their employment-at-will rights at any time.
#LI-MH1, #LI-Hybrid
About this Employer

The Electric Reliability Council of Texas (ERCOT) manages the flow of electric power to more than 26 million Texas customers -- representing about 90 percent of the state’s electric load. As the independent system operator for the region, ERCOT schedules power on an electric grid that connects more than 52,700+ miles of transmission lines and 1,030+ generation units, including PUNs. It also performs financial settlement for the competitive wholesale bulk-power market and administers retail switching for 8 million premises in competitive choice areas. ERCOT is a membership-based 501(c)(4) nonprofit corporation, governed by a board of directors and subject to oversight by the Public Utility Commission of Texas and the Texas Legislature. Its members include consumers, cooperatives, generators, power marketers, retail electric providers, investor-owned electric utilities, transmission and distribution providers and municipally owned electric utilities.