Designer III

Date: Jul 31, 2026

Location: CASA GRANDE, AZ, US, 85122

Company: APS

Arizona Public Service generates reliable, affordable and clean 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

APS ( Arizona Public Service) is looking to add a Designer III to their team in Casa Grande. The Designer III develops, reviews, and modifies complex plant, substation, and customer design systems to support safe, reliable, and efficient operations. You ensure design configurations and associated documentation comply with established engineering standards and design requirements. You will collaborate with engineers, field personnel, and project teams to develop design solutions, maintain accurate system documentation, and provide input on material, equipment, and project cost estimates.

 

Key Responsibilities

  • Develop, review, and modify complex plant, substation, and customer design systems.
  • Ensure design configuration documents comply with engineering standards, specifications, and design parameters.
  • Support the development and implementation of Plant Design Change Packages and related documentation.
  • Prepare technical drawings, design calculations, Bills of Materials, and other engineering documentation.
  • Conduct field visits and design walk-downs to verify existing conditions and support project execution.
  • Provide input to project cost estimates related to material and equipment requirements.
  • Partner with engineering, operations, maintenance, and project teams to support successful project delivery.
  • Maintain accurate design records to support long-term system reliability and regulatory compliance.

 

Location: This position is based at APS's Casa Grande location

Minimum Requirements

  • High School diploma/GED. Must have completed two years college or technical school course work in CADD or a technical discipline (or equivalent) plus four (4) years related design experience in area of specialization.
  • Must demonstrate effective interpersonal, communications and PC skills in a Windows environment.
  • Some work areas may require a valid driver's license. 

Major Accountabilities

1) Create or revise all necessary controls or clear and concise physical construction drawings for a substation/plant projects or customer projects utilizing preliminary design information and some guidance by an engineer. Assist Engineering in the development of Plant Design Change or multiple medium to complex job packages that are technically sound and within cost and schedule using manual or CADD techniques and related software.

 

2) May perform Plant walk-downs in order to evaluate design alternatives to ensure constructability, maintainability, and accessibility, providing subordinates with on the job training, as available.

 

3) Update substation drawings to reflect as built changes to ensure continued drawing accuracy. Change standardized substation and master drawings when necessary.

 

4) Coordinate projects inside/outside department to ensure timely completion. Provide clear communications and eliminate duplicate effort. Ensure that all project commitments are achieved in a timely manner. Develop positive departmental relationships to facilitate job package completion and effectively manage resources.

 

5) May provide technical direction to subordinates, insuring conformance to procedures, government regulations and selected codes and standards. Provides Training and guidance to subordinate designers in the performance of their assigned tasks.

 

6) Maintain and update (by reviewing and checking) all Design Configuration Documents within the allotted due dates. Specifies, orders, and expedites various materials and equipment and coordinates follow-up. Perform studies, field investigations and required mathematic computations to produce design drawings and alternatives.

 

7) May order and expedite various materials and equipment and coordinates follow-up.

 

8) Apply critical thinking skills in problem resolution and identify opportunities to develop best practice standards and ways to apply process improvements.

Export Compliance / EEO Statement

This position may require access to and/or use of information subject to control under the Department of Energy's Part 810 Regulations (10 CFR Part 810), the Export Administration Regulations (EAR) (15 CFR Parts 730 through 774), or the International Traffic in Arms Regulations (ITAR) (22 CFR Chapter I, Subchapter M Part 120) (collectively, 'U.S. Export Control Laws'). Therefore, some positions may require applicants to be a U.S. person, which is defined as a U.S. Citizen, a U.S. Lawful Permanent Resident (i.e. 'Green Card Holder'), a Political Asylee, or a Refugee under the U.S. Export Control Laws. All applicants will be required to confirm their U.S. person or non-US person status. All information collected in this regard will only be used to ensure compliance with U.S. Export Control Laws, and will be used in full compliance with all applicable laws prohibiting discrimination on the basis of national origin and other factors. For positions at Palo Verde Nuclear Generating Stations (PVNGS) all openings will require applicants to be a U.S. person.

 

Pinnacle West Capital Corporation and its subsidiaries and affiliates ('Pinnacle West') maintain a continuing policy of nondiscrimination in employment. It is our policy to provide equal opportunity in all phases of the employment process and in compliance with applicable federal, state, and local laws and regulations. This policy of nondiscrimination shall include, but not be limited to, recruiting, hiring, promoting, compensating, reassigning, demoting, transferring, laying off, recalling, terminating employment, and training for all positions without regard to race, color, religion, disability, age, national origin, gender, gender identity, sexual orientation, marital status, protected veteran status, or any other classification or characteristic protected by law.

 

For more information on applicable equal employment regulations, please refer to EEO is the Law poster. Federal law requires all employers to verify the identity and employment eligibility of every person hired to work in the United States, refer to E-Verify poster. View the employee rights and responsibilities under the Family and Medical Leave Act (FMLA).

 

In compliance with the Drug Free Workplace Act of 1988, the Company is committed to a work environment that is free from the effects of alcohol and controlled substances, and free from the abuse or inappropriate use of prescribed and over-the-counter medications. The Company requires employees to be subject to drug and alcohol testing that is job-related and consistent with business necessity, regulatory requirements and applicable laws.

 

 

 

Onsite: Requires work to be performed in the field and/or at an APS facility.  Depending on the responsibilities of the role, this may include, but is not limited to, working at a power plant, job site, or in the community. 

  • Employees are expected to reside in Arizona (or New Mexico for Four Corners-based employees).  
  • Role types are subject to change based on business need. 

 


Job Segment: Power Plant Operator, Sustainability, Power Plant, Nuclear, Energy