Job Summary
This position reports to the Substation Manager and is primarily responsible for programming, testing, and commissioning of protection and control systems. The position educates all Substation department classifications regarding protection and control systems programming, testing, and commissioning. Additional responsibilities include the operation, maintenance, and commissioning of substation apparatus including interrupting devices, isolating devices, power transformers, and voltage regulators. Procedures are applied to determine the best course of action within the limits of standard practice.
Essential Duties and Responsibilities
Program, test, and commission protection and control systems following the latest NERC PRC-005 – Protection System, Automatic Reclosing, and Sudden Pressure Relaying Maintenance Standard for the following Protection System Components.
Protective Relays
Communications Systems
Voltage and Current Sensing Devices
Protection System Station DC Supply
Control Circuitry Associated with Protective Functions
Programming, testing, and commissioning of the following protection schemes.
Feeder overcurrent, under-frequency, and automatic reclosing
Transformer differential and overcurrent
High-impedance bus differential
Breaker failure
Transmission line directional and distance protection
Transmission line communications-assisted tripping (POTT, DCB)
Transmission line current differential (two- and three-terminal)
Others as required
Educate all Substation department classifications regarding protection and control systems programming, testing, and commissioning.
Interpret electrical prints including one-line, three-line, schematic, and wiring diagram drawings for testing, troubleshooting, and modification purposes.
Informs Substation Working Foreman of daily work progress and problems encountered.
Conduct and/or participate in Job Briefings on the worksite daily and any time scope or method of work changes.
Perform vehicle pre-trip inspections and report issues.
Assists in the training of Substation Technician I (Apprentice).
Perform testing, maintenance, and commissioning of substation equipment involving routine inspection, repair, and modification or addition as needed.
Perform switching on substation and transmission line equipment.
Perform routine maintenance, minor repairs, and adjustments of high voltage circuit breakers, disconnect switches, power transformers, voltage regulators, reclosers, and switchgear breakers.
Program and repair controls on capacitor banks, voltage regulators, and electronic reclosers.
Perform testing, maintenance, and commissioning of substation SCADA equipment.
Maintain a clean, safe environment in all work areas.
Inform Substation Working Foreman when additional parts need ordered.
Maintain and equip all substation vehicles and equipment in an orderly manner. Respond to call-out for restoration of service due to substation outage. In addition, is subject to call-out at all hours, including holidays and weekends, in order to restore or maintain electric service to members.
Perform special service investigations as directed by the Substation Working Foreman.
Perform other duties as directed.
Minimum Qualifications of Position
High school diploma or equivalent certificate required.
Substation Technical Apprenticeship or vocational degree required.
Six or more years of experience, or equivalent experience/education required.
Minimum three years relay testing experience.
A valid Colorado driver’s license with satisfactory driving record within CORE standards is required.
Competent with position-specific software and applications.
Competent with Microsoft Office: Excel, Word, and Outlook.
Competent with position specific equipment.
Competent with general office equipment.
Knowledge and Skills
The worker is required to have close visual acuity to perform an activity such as: preparing and analyzing data and figures; transcribing; viewing a computer terminal; extensive reading; visual inspection involving small defects, small parts, and/or operation of machines (including inspection); using measurement devices; and/or assembly or fabrication of parts at distances close to the eyes.
Working Conditions and Physical Requirements
Heavy work: Exerting up to 100 pounds of force occasionally, and/or up to 50 pounds of force frequently, and/or up to 20 pounds of force constantly to move objects.
The worker is subject to both environmental conditions: Activities occur inside and outside.
The worker is subject to extreme cold: Temperatures typically below 32 degrees for periods of more than one hour. Consideration should be given to the effect of other environmental conditions such as wind and humidity.
The worker is subject to extreme heat: Temperatures above 100 degrees for periods of more than one hour. Consideration should be given to the effect of other environmental conditions such as wind and humidity.
The worker is subject to noise: There is sufficient noise to cause the worker to shout in order to be heard above the ambient noise level.
The worker is subject to hazards: Includes a variety of physical conditions, such as proximity to moving mechanical parts, moving vehicles, electrical current, working on scaffolding and high places, exposure to high heat or exposure to chemicals.
The worker is subject to atmospheric conditions: One or more of the following conditions that affect the respiratory system of the skin: Fumes, odors, dusts, mists, gases, or poor ventilation.
The worker is subject to oils: There is air and/or skin exposure to oils and other cutting fluids.
The worker frequently is in close quarters, crawl spaces, shafts, manholes, small enclosed rooms, small sewage and water line pipes, and other areas which could cause claustrophobia.
The worker is required to function in narrow aisles or passageways.
Note: This job description is intended to describe the general nature and level of work performed and is not to be construed as an exhaustive list of responsibilities, duties, and skills required. Other duties may be assigned.