Control Panel Test Technician III

SJE Inc.; Largo, Northern (FL, KY); On-site; USD 52,000 - 78,000; Full time

Job summary

SJE in Largo, FL is seeking a skilled Control Panel Test Technician III to inspect, test, and troubleshoot custom controller panels. You will review wiring, labeling, and design, energize, and validate panels while supporting engineering and production to resolve issues.

The role requires deep experience with industrial electrical controls, PLCs, HMIs, and testing tools; mentoring junior technicians; and ensuring UL traceability documentation is maintained.

Qualifications

• In-depth understanding of industrial electrical and control components including PLCs, VFDs, HMIs, relays, interlocks, and breakers.
• Experience troubleshooting custom-engineered electrical control panels.
• Ability to read and troubleshoot from schematics and wiring diagrams.
• Experience using electrical testing and diagnostic equipment.
• Working knowledge of PLC-controlled equipment and testing with programming laptops.
• Strong problem-solving and analytical skills for diagnosing issues.
• Strong attention to detail and commitment to quality work.
• Ability to communicate technical issues clearly with cross-functional teams.
• Ability to mentor less-experienced technicians.

Responsibilities

• Inspect, test, and troubleshoot custom-engineered electrical control panels.
• Review fabrication, wiring, labeling, and design for errors; safely energize and test panels.
• Identify causes of electrical or control system issues and resolve them.
• Work with PLCs, VFDs, soft starters, HMIs, relays, and other components; use test equipment for verification.
• Collaborate with Engineering and Production to resolve discrepancies and support QA.
• Mentor Level I/II technicians as a Level III resource.

Skills

Industrial electronics

Panel troubleshooting

Schematics reading

Electrical testing

PLC programming

Problem solving

Attention to detail

Communication

Mentoring others

Tools

Voltage meters

Thermal camera

Torque wrench

Loop calibrators

Job description

Largo
12161 62nd Street North
Unit 100
Largo, FL 33773, USA

Description

We are Proud to be SJE!

At SJE, we are more than a company — we are a family of brands with a shared vision and mission to provide industry-leading, innovative, and reliable control and monitoring solutions that improve efficiencies, protect the environment, and deliver dependable solutions to our valued customers. We are looking for a Control Panel Test Technician III to support our Primex brand. This role will work out of our Largo, FL location.

Our Primex brand is a leading provider of control solutions for the municipal and wastewater industries, offering pump control panels, full-featured web-hosted SCADA solutions, and highly complex system integration projects. Check us out at Primexcontrols.com or SJEinc.com !

The job:

As our Control Panel Test Technician III , you will be responsible for inspecting, testing, and troubleshooting custom-engineered electrical control panels to ensure they are built correctly and operate as designed. You will review fabrication, wiring, labeling, and design work for errors, safely energize and functionally test completed panels, and identify the cause of electrical or control system issues when problems arise.

You will work with a wide range of industrial control components, including PLCs, VFDs, soft starters, HMIs, circuit breakers and interlocks, relays, pilot lights, operators, and other control devices. You will also use electrical testing and diagnostic equipment such as voltage and current meters, loop calibrators, continuity and resistance testers, thermal cameras, torque wrenches, and PLC programming laptops to verify proper operation and support troubleshooting.

In this role, you will work closely with Engineering and Production to resolve discrepancies involving drawings, wiring, components, bills of material, and finished assemblies. You will support parameter setup and program loading when needed, maintain required panel and UL traceability documentation, and contribute to quality improvement efforts. As a Level III technician, you will also serve as a technical resource to the team by mentoring and supporting level I and II employees.

The skills, education, and experience you need:

To succeed in this role, you must have:

• In-depth understanding of industrial electrical and control components, including PLCs, VFDs, soft starters, HMIs, relays, breakers, interlocks, pilot devices, and related equipment.
• Strong experience troubleshooting custom-engineered electrical control panels .
• Ability to read and troubleshoot from electrical schematics and wiring diagrams.
• Experience using electrical testing and diagnostic equipment.
• Working knowledge of PLC-controlled equipment and the ability to use a programming laptop for testing and troubleshooting.
• Strong problem-solving and analytical skills with the ability to systematically diagnose electrical and control system issues.
• Strong attention to detail and commitment to producing high-quality work.
• Ability to communicate technical issues clearly with Production, Engineering, and other team members.
• Ability to work independently while also supporting and mentoring less-experienced technicians.

Four to six years of relevant electrical, controls, panel building, testing, commissioning, or quality assurance experience required.

When you are considering a new job, it is normal to have a ton of questions. Here are a few questions we are asked all the time.

• What is your Paid Time Off and holiday policy? Up to 120 hours of Paid Time Off in your first year plus 8 paid holidays.
• What benefits do you offer?We offer a robust benefits package including health, life, short-term and long-term disability insurance as well as dental and vision programs you need to take care of your family, along with other benefit options.Check out our full benefits package !
• What is my commute?Plug this address into Google Maps: 12161 62nd Street, Suite 100, Largo, FL 33773.

We will answer more of your questions during the first interview. Expect to hear about the next steps if you meet the job requirements.

Why Work With Us
At SJE, we believe in empowering our employees to grow professionally while making a real impact. We offer competitive pay, excellent benefits, and a collaborative culture that encourages creativity and problem-solving. Join us and become a part of something bigger. Join a company where you’re not just working—you’re building a legacy!

SJE is an Equal Opportunity Employer.

Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.