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How much do substation transformer jobs pay per year?

As of Sep 11, 2026, the average yearly pay for substation transformer in the United States is $100,250.00, according to ZipRecruiter salary data. Most workers in this role earn between $76,000.00 and $130,000.00 per year, depending on experience, location, and employer.

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Infographic showing various Substation Transformer job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 98% Physical, 1% Hybrid, and 1% Remote job distribution, with an average salary of $100,250 per year, or $48.2 per hour.

Power Transformer Controls & Protection Engineer

Indiantown, FL • On-site

Meta Power Solutions
See more jobs at Meta Power Solutionsexternal

$76K - $101K/yr

Full-time

Posted 14 days ago

Job description

We are seeking an experienced Power Transformer Controls & Protection Engineer responsible for transformer control systems, protection interfaces, OLTC controls, cooling controls, alarms, trips, monitoring systems, and auxiliary electrical systems for transformers up to 300 MVA and 345 kV.

The engineer will develop complete control schematics and wiring packages for transformer manufacturing and customer approval.

Key Responsibilities

Design transformer control, alarm, trip, and monitoring circuits.

Develop control schematics, wiring diagrams, terminal diagrams, and interconnection drawings.

Design and coordinate:

OLTC controls.

Automatic voltage regulation.

Local/remote raise and lower control.

Tap-position indication.

Cooling fan and oil-pump controls.

AC/DC auxiliary power systems.

Transformer alarm and trip systems.

Develop interfaces for transformer protective devices including:

Buchholz relay.

Sudden-pressure relay.

Pressure-relief device.

Oil-level indicators.

Oil-temperature indicators.

Winding-temperature indicators.

OLTC protective devices.

Understand transformer electrical protection including:

Differential protection – 87T.

Restricted earth fault protection.

Overcurrent and ground protection.

Overexcitation / V/Hz.

Thermal protection.

Coordinate bushing CT requirements, including CT ratios, polarity, protection classes, metering classes, and terminal arrangements.

Design marshalling cabinets and transformer control cabinets.

Develop alarm/trip matrices and customer I/O lists.

Interface transformer systems with customer:SCADA.

DCS.

RTU.

Substation protection systems.

Support communication protocols such as Modbus, DNP3, and IEC 61850 where required.

Review customer control and protection specifications.

Support manufacturing, panel wiring, transformer assembly, and factory testing.

Perform or support functional tests for OLTC, cooling, alarms, trips, and remote signals.

Support commissioning and troubleshooting when required.

Required Qualifications

Bachelor's degree in Electrical Engineering, Power Engineering, Controls Engineering, or equivalent.

Minimum 5 years of relevant transformer control/protection experience preferred.

Direct power transformer or substation transformer-control experience.

Strong understanding of OLTC controls.

Strong understanding of transformer protection philosophy.

Ability to read and create control schematics and wiring diagrams.

Knowledge of AC and DC utility control systems.

Knowledge of IEEE/ANSI and/or IEC practices.

Preferred Experience

Power transformer manufacturing.

Large utility transformers.

OLTC systems.

Automatic voltage regulators.

Protective relays.

Transformer monitoring systems.

SCADA integration.

IEC 61850.

AutoCAD Electrical, EPLAN, or similar software.

Factory acceptance testing.

Apply