Transmission Operations Engineer II

Arizona Public Service generates clean, reliable and affordable energy for 2.7 million Arizonans. Our service territory stretches across the state, from the border town of Douglas to the vistas of the Grand Canyon, from the solar fields of Gila Bend to the ponderosa pines of Payson. As the state’s largest and longest-serving energy provider, our more than 6,000 dedicated employees power our vision of creating a sustainable energy future for Arizona.

Since our founding in 1886, APS has demonstrated a strong commitment to our customers in one of the country’s fastest growing states, earning a reputation for customer satisfaction, shareholder value, operational excellence and business integrity.

Our present and future success depends on the creative and dedicated people of our company who demonstrate the principles outlined in the APS Promise: Design for Tomorrow, Empower Each Other and Succeed Together.   Summary

The Transmission Operations Engineer I/II supports the reliable delivery of power across APS’s transmission system by analyzing system conditions, identifying risks, and helping operators make informed, real‑time decisions. Through power flow studies, contingency analysis, and real‑time reporting, this role helps keep the grid stable, efficient, and responsive.

What Your Day Would Be Like

Analyze transmission system conditions using power flow, contingency, and operational studies to support real‑time and future grid reliability Develop and deliver real‑time operational reports and data insights that help our 24 hour Energy Control Center operators respond quickly to system conditions Perform data analysis to identify trends, constraints, and risks impacting transmission operations and market outcomes Support the implementation of flowgate methodology for transmission services Collaborate with operators, engineers, and other stakeholders to troubleshoot issues and improve operational performance Provide technical guidance and support to peers, and participate on‑call rotation responsibilities to support system operations

Who We’re Looking For

An engineer with experience applying engineering methods and analysis in a transmission or power system operations environment Strong analytical skills, with the ability to interpret data and translate it into clear, actionable operational insights Experience supporting or working alongside real‑time operations, reporting, or system monitoring activities A collaborative problem‑solver who can work with general guidance and contribute technical input when needed Someone comfortable providing limited technical guidance and support to others

A four year Bachelor of Science degree in an engineering discipline or related applied science discipline (see approved list) from an ABET accredited institution  plus  two (2) years working experience in Engineering-related positions.

Approved Engineer degrees : Materials Science/Metallurgy, Physics, Chemistry, Math, Nuclear, Electrical, Mechanical, Civil, Electronics, Computer Science, Environmental, Chemical, Architectural, Structural. (A four-year bachelor of Engineering Technology degree is not considered an automatic equivalent for a B.S. degree in Engineering. A review of the degree program curriculum must be completed by Engineering department management.)   Preferred Special Skills, Knowledge or Qualifications:

Knowledge of power flow, contingency analysis, security constrained economic dispatch, and/or transmission services. Familiarity with PSLF, PowerWorld, or PSSE. Familiarity with Energy Management System (EMS) and Real-Time Contingency Analysis (RTCA). Familiarity with NERC Reliability Standards. Problem analysis/resolution techniques. Knowledge of applicable codes, standards, practices, methods and safety standards in the area of applicable engineering discipline.  Major Accountabilities

1) Analyzes and prepares a variety of data,