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Operations Engineer-EMS-208

Preston Hunter
Taylor, TX
  • Expired: over a month ago. Applications are no longer accepted.
Job Description
  • 6 Month Contract- Possible Extension to 12 Months; 40 hrs/week
  • W2 Employee Only- NO CORP to CORP
  • Must be a Texas resident and can work mostly remote; occasional onsite work could be required (estimated once monthly), and travel to/from onsite location(s) is not reimbursed
  • Starting range $55.00/hr+ DOE


Provides applications and technical support to all internal and external Energy Management System (EMS) users and downstream applications. Actively involved in the design, development, testing, validation and implementation of modifications and enhancements to Grid, Market and OTS systems.


  • 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.
  • Supports development and performance of advanced applications for operations, including State Estimator, Voltage Security Analysis, Load and renewables Forecast, Contingency Analysis, Power Flow, and Transient Stability Analysis
  • Impact is generally limited to specific assignments or projects.
  • May respond to inquiries and/or provide assistance and/or guidance to lower level workers.


  • Works under the direction of a senior level engineer or supervisor/manager to complete departmental goals and assignments
  • Performs all work according to applicable rules and regulations including regulatory requirements and organization policies and procedures
  • Member of the 24/7 Grid Applications Support on call team and supports, troubleshoot EMMS applications and system on call issues
  • Assists in the proactive enhancements, improvements and issue remediation for Real Time Power System Applications which includes State Estimator, Contingency Analysis, and Dispatcher Load Flow, Load Forecast, Load Frequency Control for both Energy Management System (EMS) and Real Time Nodal (RTN) Market
    Coordinate application set up and testing with/for Market Participants as appropriate
  • Assists in developing tools, processes and procedures that enhance system reliability and departmental/organizational efficiencies
  • May provide on the job training or help oversee the work of other engineers/analysts
  • Act as a consultant, representative and subject matter expert in project and activities that affect the EMMS and OTS environments and applications as appropriate
  • Participates in multifunctional teams to obtain input, address comments and provide application support
  • Represents the GAS Team at interdepartmental and Stakeholder meetings
  • Provides on the job training or help oversee the work of other engineers/analysts
  • May act as mentor and advisor to less experienced engineers/analysts
  • Works independently on assignments and projects
  • Participates in multifunctional teams to perform studies
  • Participates with other ERCOT departments to select and implement system changes as needed
  • Serves as the technical Subject Matter Expert for the department
  • 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
  • Tests Non-Functional requirements of Energy and Market Management System application changes and coordinates with database/infrastructure teams to performs the tests
  • 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


  • Requires minimum 5 years as a power system engineer or related work experience in excess of degree requirements
  • Requires 5 years of experience within the electric utility industry
  • Experience with State Estimator
  • Experience in Voltage Security Analysis
  • Experience in Contingency Analysis, power flow analysis, and transient stability analysis


  • Bachelor's Degree : Electrical Engineering or related field (Required)
  • Master's Degree : Electrical Engineering or related field or related field (Preferred)
  • or a combination of education and experience that provides equivalent knowledge to a major in such fields is required

Preston-Hunter, Inc. is an Equal Opportunity Employer and Prohibits Discrimination and Harassment of Any Kind: Preston-Hunter, Inc. is committed to the principle of equal employment opportunity for all employees and to providing employees with a work environment free of discrimination and harassment. All employment decisions at Preston-Hunter, Inc. are based on business needs, job requirements and individual qualifications, without regard to race, color, religion, national, social or ethnic origin, sex (including pregnancy), age, qualified disability, HIV Status, sexual orientation, gender identity and/or expression, marital, civil union or domestic partnership status, past or present military service, family medical history or genetic information, family or parental status, or any other status protected by applicable laws or regulations in the locations where we operate. Applicants with a disability who require a reasonable accommodation for any part of the application or hiring process can contact Human Resources at the location(s) where you are applying. Preston-Hunter, Inc. will not tolerate discrimination or harassment based on any of these characteristics. In the event you feel you have been harassed or discriminated against, immediately report the issue to Preston-Hunter, Inc. Human Resources. Preston-Hunter, Inc. encourages applicants of all ages, except for minors as federal law prohibits.

In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification document, I-9 Form, upon hire. Preston-Hunter, Inc. participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. If E-Verify cannot confirm that you are authorized to work, Preston-Hunter, Inc. is required to give you written instructions and an opportunity to contact Department of Homeland Security (DHS) or Social Security Administration (SSA) so you can begin to resolve the issue before Preston-Hunter, Inc. can take any action against you, including terminating your employment. Preston-Hunter, Inc. can only use E-Verify once you have accepted a job offer and completed the Form I-9.

At this time, Preston-Hunter, Inc. does not sponsor work Visa's, and all candidates must be eligible to be a W-2 employee working through Preston-Hunter, Inc. All offers of employment, if any, are conditioned on the provision of satisfactory proof of the individual's right to work in the United States, as required by law

Preston Hunter


Taylor, TX



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