Generation Systems Engineer III | Engineer Senior - Steam Turbines

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.

As a

, you will play a critical role in shaping the future of our energy systems. This position goes beyond technical execution—it's about big-picture thinking, continuous innovation, and meaningful collaboration. You’ll provide advanced engineering and analytical expertise to support the design and evolution of long-range generation system plans, while also leading engineering initiatives and offering strategic insights that help drive sustainable energy solutions. As a Steam Turbine Engineer, you will be charged with accurately scoping outages and responding to emergent plant needs regarding their Steam Turbines, Steam Turbine Valves, and supporting system.

Your work will involve solving complex problems, making informed technical decisions, and serving as a trusted advisor to internal teams and stakeholders. If you're ready to step into a role that challenges the status quo and rewards initiative, you’ve come to the right place.

The

is responsible for being the technical conscience of the fleet through the application of mechanical engineering principles and leveraging analytics to create data driven solutions.

The

is at the advanced level of the Engineering classification hierarchy. They solve complex problems, manage work, and develop innovative ways to streamline process. Senior Engineers are expected to develop advanced skills and to have the ability to work independently.

– Perform technical assessments and economic evaluations of generation systems to inform long-range planning and decision-making.

– Apply advanced engineering principles to support the design and optimization of generation infrastructure projects.

– Provide guidance and oversight on engineering tasks, supporting project execution from concept through implementation.

– Analyze operational and performance data to identify trends, risks, and opportunities for system improvement.

– Partner with internal stakeholders, including planning, operations, and finance, to align engineering outputs with business goals.

– Offer technical support and direction to junior engineers, fostering a culture of continuous learning and innovation.

– Take ownership of engineering interpretations and recommendations, making informed decisions that support organizational strategy.

- Engineers who see the big picture and are excited by the opportunity to impact long-term energy planning and infrastructure development.

- Professionals who enjoy problem-solving at scale and thrive when digging into technical data, economic modeling, or system simulations.

- Communicators who can translate complex engineering concepts into business-friendly language and visual presentations.

- Team players who value collaboration and enjoy mentoring others while also learning from them.

- Curious minds who stay current with industry trends, regulations, and emerging technologies—and love bringing fresh ideas to the table.

- Individuals who believe technical excellence and sustainability go hand-in-hand and are motivated by creating smarter energy systems.