System Protection Engineer III/Senior

Arizona Public Service Company; Phoenix (AZ); Hybrid; USD 90,000 - 110,000; Full time

Job summary

Arizona Public Service Company is seeking a System Protection Engineer III / Senior to specify, design, and implement protection schemes for the transmission system and substations. The ideal candidate will have strong engineering skills and experience, acting on complex design and support projects.

This role may require shift work and involves maintaining documentation and participating in operational support, specifically in compliance with safety and industry standards.

Hybrid work options are available, requiring residency in Arizona.

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Qualifications

• Five (5) years working experience in engineering-related positions.
• Eight (8) years working experience in engineering-related positions for senior level.
• Knowledge of engineering related to protection schemes.

Responsibilities

• Develop or revise relay settings for the transmission system.
• Maintain short circuit model of the APS transmission system.
• Provide support to field and operations personnel during system events.

Skills

Problem analysis/resolution techniques

Knowledge of applicable codes and safety standards

Education

Bachelor of Science degree in engineering or related applied science

Four-year Bachelor of Engineering Technology degree

Job description

Summary

The System Protection Engineer III / Senior is responsible for specifying, designing, and implementing protection schemes for the transmission system and substations. This role performs complex engineering design, system modifications, and provides economic and analytical support for various projects and programs. May be subject to shift work.

Level III

• Bachelor of Science degree in an engineering discipline or related applied science discipline
• Plus five (5) 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 an automatic equivalent for a B.S. degree in Engineering. A review of the degree program curriculum must be completed by Engineering department management.

Senior

• 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 eight (8) years working experience in engineering‑related positions
• Approved 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 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

• Problem analysis/resolution techniques
• Knowledge of applicable codes, standards, practices, methods and safety standards in the area of applicable engineering discipline

Major Accountabilities

• Develop or revise relay settings in support of modifications to the transmission system
• Maintain an up-to-date short circuit model of the APS transmission and sub‑transmission system
• Maintain up-to-date documentation of all relay settings in the transmission and sub‑transmission system
• Develop programs/projects to improve existing protection systems across the APS transmission system
• Periodically review relay settings across the system to ensure adequate coordination and protection
• Provide support to field personnel during testing and commissioning of protection schemes
• Provide support to operations personnel during system events
• Review protection system operations to determine correct operation or mis‑operation
• Participate in root cause analysis following the declaration of a protection system mis‑operation
• Participate in NERC Compliance activities in support of applicable PRC and CIP standards
• Specification, design, create settings, and keep settings records of Digital Fault recorders installed in APS’s

Export Compliance / EEO Statement

This position may require access to information subject to U.S. Export Control Laws, including regulations from DOE, EAR, and ITAR. Therefore, some positions require the applicant to be a U.S. person (U.S. citizen, lawful permanent resident, political asylee, or refugee). All applicants must confirm their status. The employer maintains a nondiscrimination policy and complies with applicable federal, state, and local laws, including EEO standards, the Family and Medical Leave Act (FMLA), and a drug‑free workplace policy.

Hybrid Work

Hybrid employees work both in their home offices and alongside colleagues in person. Hybrid employees are expected to spend approximately 40% of their time on‑site at an APS or other non‑home office location. Employees are expected to reside in Arizona (or New Mexico for Four Corners‑based employees). Working from a home office requires adequate technology and an appropriate ergonomic set‑up.