Senior Field Engineer - Protection and Control

R.R. Cassidy, Inc.•Eunice, LA

About The Position

R.R. Cassidy, Inc. is seeking a highly skilled Senior Field Engineer - Protection and Control to lead the commissioning, testing, troubleshooting, and maintenance of protection and control (P&C) systems in high-voltage substations. This position is ideal for a technically advanced professional with a strong leadership background, extensive field experience, and a passion for mentoring technicians while ensuring safety, quality, and performance on complex projects. You will oversee the installation and testing of relay protection schemes, SCADA/DCS systems, and electrical control infrastructure, playing a key role in commissioning substations across the country

Requirements

7-10 years in substation relay and control testing and commissioning role.
4-6 years in a foreman or leadership role.
Associate Degree in Electrical Engineering, Electronics, or a related field (preferred).
Advanced knowledge of substation protection and control systems, including relays, RTUs, breakers, and transformers
Proficient in reading and interpreting single-line diagrams, three-line schematics, wiring diagrams, and network layouts.
Skilled in troubleshooting complex protection and SCADA control issues in energized and de-energized systems.
Proficient in Microsoft Office Suite (Word, Excel, Outlook).
Must be able to distinguish color codes for wiring and materials.
Valid driver’s license with an acceptable driving record. Prefer Class A or B.
Ability to pass a pre-employment drug screen and criminal background check.

Responsibilities

Supervise and mentor a team of 2–5 Substation Testing Technicians.
Lead the testing and commissioning of protective relays (including overcurrent, voltage, directional, distance, impedance, sync check, loss of field, reverse power, and multifunction relays).
Operate and program relay test equipment and software (Omicron, Doble, Vanguard, Test Universe, Protection Suite, RTS, etc.).
Conduct end-to-end and function testing of substation equipment, including transformers, breakers, relay panels, and RTUs.
Oversee scheme testing (breaker failure, reclosing logic, interlocks), setpoint validation, and advanced logic verification.
Interpret and verify electrical drawings, relay settings, and system schematics to ensure accurate installation and operation.
Perform communication protocol testing and troubleshooting (GOOSE, SCADA, DNP3, Modbus, Wireshark, ASE 2000, etc.).
Support retrofit and upgrade projects involving protective relaying, DFRs, RTUs, IEDs, SCADA, and related communication systems.
Generate comprehensive reports describing test results, issues found, and corrective actions taken or proposed.
Manage field logistics, resource allocation, schedules, and coordination with engineering and construction teams.
Conduct pre-energization safety checks and confirm equipment is safe and compliant for service.
Ensure strict adherence to all safety procedures, initiating stop-work authority when needed.