Controls Engineer I

Array Technologies•Chandler, AZ

About The Position

As the Controls Engineer I, you will play a key role in advancing the clean energy revolution. This role involves developing, programming, testing, and troubleshooting PLC-based control systems and related automation components. You will contribute to the development of new control systems for solar tracker products, implement new algorithms and features, and develop and maintain control logic, industrial communications, and field device integration for tracker systems. You will also work with stakeholders to deploy, validate, and test systems at operating solar sites, investigate and resolve failures, and support prototype development, field testing, commissioning, and performance evaluations. Creating and maintaining documentation, reporting project status, and occasional travel for field support are also key aspects of this position.

Requirements

Bachelor’s degree or higher in Engineering, Physics, or other Natural Sciences required.
Exposure to or experience with PLC programming and industrial automation systems.
Familiarity with ladder logic programming and industrial control concepts.
Basic understanding of industrial communication protocols such as Modbus.
2+ years in programming in C/C++.
Strong analytical and problem-solving skills.
Willingness and ability to learn quickly in a fast-paced engineering environment.
Effective written and verbal communication skills.
Ability to work collaboratively within cross-functional teams.

Nice To Haves

Experience programming, testing, and troubleshooting PLC-based control systems.
Familiarity with ladder logic, structured text, or other industrial control programming methods.
Experience with industrial communication protocols such as Modbus, RS-485, or Ethernet-based industrial networks.
Python programming.
Experience with HMI or SCADA systems is a plus.
Interest in renewable energy technologies and utility-scale solar systems.
Ability to work in a fast-paced, smaller company environment.

Responsibilities

Develop, program, test, and troubleshoot PLC-based control systems and related automation components.
Contribute to the development of new control systems for solar tracker products.
Implement new algorithms and features into existing controller and PLC platforms.
Develop and maintain control logic, industrial communications, and field device integration for tracker systems.
Work with internal and external stakeholders to deploy, validate, and test control systems, PLC programs, software, and new features at operating solar sites.
Investigate, troubleshoot, and resolve failures involving PLCs, control-system hardware, field devices, and software components.
Support prototype development, field testing, system commissioning, and performance evaluations.
Create and maintain documentation including test procedures, technical reports, electrical schematics, and control-system documentation.
Report project status, technical findings, and progress updates regularly to the hiring manager and program managers.
Travel occasionally to support field deployments, commissioning, testing, and troubleshooting activities.
Perform other duties as assigned.