Engineer III | System Protection APS Location : Arizona Category : Engineer

Overview

Summary

The System Protection Engineer III 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.

Working under general guidance, the Engineer III applies advanced engineering methods and analysis to develop effective solutions and ensure system reliability. The position may also offer limited technical guidance and leadership to junior engineers or team members. The role includes periodic on-call duties to provide real-time system support and troubleshooting.

Minimum Requirements

Engineer III

ABachelors degree(4 years)inan engineering disciplineorrelated 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) PLUS

Five (5) years working experiencein Engineering-related positions.

Preferred Special Skills, Knowledge or Qualifications

• Is proficient at feeder relay settings and can complete them without supervision. May be asked to develop scope for feeder relay upgrade projects.
• Is proficient at bus relay settings and can complete them without supervision. May be asked to develop scope for bus protection relay upgrades.
• Can perform transformer relay settings with limited supervision. Understands principles of transformer protection and transformer protection design.
• Can perform transmission line relay settings with limited supervision (excluding EHV and series compensated lines). Understands principles of transmission line protection and transmission line protection design.
• Is an intermediate user of short circuit software and knows how to use the tool to perform studies for feeder protection, bus protection, transformer protection, capacitor protection, and transmission line protection.
• Understands concepts about symmetrical components and can perform unbalanced short circuit calculation for radial systems. Is introduced to unbalanced short circuit calculations for networked systems using symmetrical components.
• Understands concepts about typical power system transients and is familiar with typical applications where transients may challenge protection systems.
• Understands basic concepts of generator / system stability and can apply them when working on projects involving generator interconnections on the distribution system.
• Is introduced to generator interconnection projects on the transmission system under the supervision of a Senior or Consulting engineer.
• Can perform capacitor bank relay settings with limited supervision. Understands principles of capacitor bank protection and capacitor bank protection design.
• Understands the principles of event analysis and root cause analysis. Can perform sound event and root cause analysis on most normal fault operations. May need assistance more complex events.
• Understands how protection practices affect transmission and distribution reliability metrics. Evaluates own work practices and departmental work practices for consistency with overall company reliability objectives.
• May be assigned NERC compliance duties under the supervision of a Senior or Consulting engineer.
• Is introduced to advance transmission line protection applications : series compensated lines and power swing blocking

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.)

Major Accountabilities

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