Senior Relay Field Technician

Qualus

. Perform testing and routine maintenance of Transmission and Distribution substation power equipment .

Posted 11/4/2026full-timeRemote • Arizona • United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in testing, calibrating, and troubleshooting substation relaying and control equipment, with a strong understanding of power system protection and control schemes. Proficient in interpreting technical drawings and effectively communicating with diverse teams to ensure project success.

Highest-signal resume keywords

Substation CommissioningRelay CalibrationSCADA System TestingPower System ProtectionTest Equipment Proficiency

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Testing Substation EquipmentCalibrating RelaysInterpreting SchematicsTroubleshooting Control EquipmentPerforming Field WorkBasic Test Skills3 Phase Power Systems KnowledgePower System Control Schemes KnowledgeTest Equipment UsagePanel Wiring Diagram Interpretation

Soft Skills

Effective CommunicationInterpersonal SkillsBusiness AcumenManagement AbilityAdaptability

Tools & Technologies

Microsoft OfficeTest Equipment SoftwareSCADA SystemsPilot Channel EquipmentCommunications Equipment

Certifications & Qualifications

Valid Driver's License

Industry Keywords

Substation DesignSubstation ConstructionField Service SupportElectrical EngineeringPower Distribution

Tech Stack

Tools & technologies

Switching

About the role

Key responsibilities & impact

Perform testing and routine maintenance of Transmission and Distribution substation power equipment
Test electro-mechanical, solid-state, and microprocessor relaying
Test pilot channel equipment, controls, and communications equipment
Read and properly interpret substation drawings, including single-line drawings, AC/DC schematics, panel wiring diagrams, and panel layout drawings
Support writing procedures and/or test plans for maintenance and construction activities
Read and verify relay voltage and current inputs
Verify local and SCADA metering, alarms, trip testing, and function switches
Calibrate relays
Troubleshoot and repair substation relaying and control equipment
Commission new substations, power equipment, relaying, pilot channel equipment, controls, and communications equipment
Plan, schedule, and complete test activities efficiently, on time, and without service interruptions
Provide project technical support to Field Service personnel

Requirements

What you’ll need

Minimum of 5 years of field experience in commissioning, panel and equipment checkout, relay calibration, testing and repairing substation relaying and control schemes
Experience is desirable in substation design, substation construction, substation commissioning, and SCADA/Fault Data/SER/Integration-Automation equipment installation and testing
Knowledge of 3 phase power systems
Knowledge of power system protection and control schemes
Experience with test equipment and test equipment software
Test equipment and tool/wiring usage
Interpretation of wiring and elementary diagrams
Basic test skills to perform listed duties
Basic PC skills
Ability to quickly learn and apply test procedures for various types of substation equipment
Ability to communicate effectively with diverse groups, tailoring communication for audience and situation
Ability to learn and apply client’s switching procedures and safety measures as required
Ability to reference and complete assignments as described in applicable specifications
Ability to perform regular field work both indoors and outdoors
Strong interpersonal skills, communication skills, business acumen, and management ability
Proficient in Microsoft Office (Word, Excel and Outlook)
Valid driver’s license and good driving record
Must be able to read, write, speak and understand English

Benefits

Comp & perks

Medical insurance
Dental insurance
Vision insurance
Life insurance
Short- and Long-Term Disability coverage
Retirement Savings Plans, including employer matching where applicable
Flexible Spending and/or Health Spending Accounts
Employee Assistance Programs (EAP)
Parental Leave
Paid Time Off
Company Holidays