Power Generation Systems Engineer III | Engineer Senior

Arizona Public Service generates reliable, affordable and clean energy for 2.7 million Arizonans. 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.

 

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

Power Generation Systems Engineer III | Engineer Senior 

We’re looking for a forward-thinking Power Generation Systems Engineer III | Engineer Senior to lead the charge in designing and optimizing advanced control systems that power our energy future. This role combines deep technical expertise with hands-on collaboration, strategic planning, and real-time problem-solving. You’ll work cross-functionally with engineers, project managers, and stakeholders to ensure generation systems are designed, delivered, and operate at peak performance—on time and within budget.

From programming PLC and DCS-based systems to leading diagnostics on high-impact assets, you’ll be instrumental in ensuring the reliability, efficiency, and intelligence of our generation infrastructure. If you’re energized by complexity, inspired by innovation, and driven by making a tangible impact—you belong here.


Key Skills & Tasks:
Control System Design – Design and develop control strategies to meet technical and project-specific requirements, ensuring optimal system performance.
PLC & DCS Programming – Program, configure, and maintain PLC and DCS-based systems, with a strong working knowledge of Mark VIe, T-3000, Digital Control Systems, and other common automation platforms.
Project Collaboration – Work closely with project managers, electrical engineers, and stakeholders to ensure projects are delivered on time and within scope and budget.
Real-Time Troubleshooting – Perform system diagnostics and identify root causes of control system issues to implement effective, real-time solutions.
Documentation & Specifications – Develop detailed engineering specifications, control narratives, and technical documentation to support design integrity and compliance.
Systems Planning – Contribute to the development of long-range system plans through technical, economic, and operational analysis of generation systems.
Leadership & Mentorship – Serve as a technical resource and mentor to junior engineers, promoting a collaborative and knowledge-sharing culture.
Engineering Decision-Making – Take ownership of technical recommendations, ensuring alignment with regulatory standards, safety, and strategic objectives.


People We Want to Talk To:
Control systems experts who enjoy turning complexity into stability using automation.
Engineers with hands-on experience in Mark VIe, T-3000, PLCs, and DCS platforms, who are ready to lead design, programming, and commissioning.
Collaborators who thrive in cross-functional teams, aligning technical excellence with project delivery goals.
Professionals who stay calm under pressure and love the challenge of real-time troubleshooting and on-the-spot problem solving.
Big-picture thinkers with a systems mindset, but who also sweat the small stuff when it comes to quality and documentation.
Communicators who can translate engineering insights into clear, actionable information for both technical and non-technical audiences.
Engineers who are passionate about innovation, sustainability, and reliability—and who want their work to make a measurable difference in energy systems.
Individuals who believe technical excellence and sustainability go hand-in-hand and are motivated by creating smarter energy systems.

Minimum Requirements

Power Generation Systems Engineer III

• A four-year bachelor's degree in an engineering discipline or related applied science discipline (see approved list) from an ABET accredited institution, an International Engineering Alliance (IEA) recognized institution or an ABET Mutual Recognition Agreement (MRA) institution. 
• Five (5) years working experience in Engineering-related positions.  

 

 

Power Generation Systems Engineer Senior

• A four-year bachelor's degree in an engineering discipline or related applied science discipline (see approved list) from an ABET accredited institution, an Internationa