Sustaining Engineer

OMCO, a Mac Lean-Fogg Company, is seeking a Sustaining Engineer in Phoenix, AZ, to support the reliability, performance, and continuous improvement of electrical control systems used in utility-scale solar installations.

You'll work with Sun Track and OMCO Star
® control systems for the OMCO Origin
® Tracker, combining hands‑on testing, troubleshooting, and engineering analysis to improve products throughout their lifecycle. This role offers the opportunity to solve complex technical challenges while collaborating with electrical, software, manufacturing, quality, and field engineering teams. This position works in the solar industry, with a focus on utility‑scale installations.

• Location: Phoenix, AZ

• Work Arrangement: On‑site

• Schedule: 1st Shift

• Pay: $106,000 to $130,000/year

• Employment Type: Full‑time / Salary

• Travel: Up to 10%

• Provide ongoing engineering support for Sun Track and OMCO Star control systems throughout the product lifecycle, applying electrical engineering principles to improve product design, performance, and reliability.

• Perform extensive electrical and firmware testing and validation to evaluate product functionality, reliability, performance, and compliance with applicable safety standards. Research emerging technologies and engineering methods to support product innovation.

• Troubleshoot complex electrical, electronic, communication, and system‑level issues across manufacturing, laboratory testing, and field environments, including problems involving components, printed circuit boards (PCBs), and integrated systems.

• Conduct root cause investigations, analyze test results and failure trends, and develop corrective actions, engineering changes, and long‑term reliability improvements.

• Maintain accurate electrical engineering documentation, including schematics, wiring diagrams, component specifications, bills of materials (BOMs), test results, investigations, and engineering changes.

• Manage the electrical engineering laboratory, including test equipment, tools, calibration, inventory, safety practices, and purchasing. Support hands‑on prototyping, assembly, and laboratory testing activities.

• Develop and improve electrical and firmware test equipment, fixtures, procedures, and validation processes. Analyze manufacturing test data to identify improvement opportunities and strengthen product quality and testing efficiency.

• Collaborate with manufacturing, quality, software, electrical engineering, field service, and commissioning teams to resolve technical challenges and support product improvements. Travel occasionally to support troubleshooting, commissioning, and field failure investigations.

• Bachelor's degree in Electrical Engineering or a related engineering discipline.

• At least 3 years of experience in electrical engineering, sustaining engineering, product development, manufacturing testing, or a related field.

• Experience troubleshooting electrical and electronic systems at the component, PCB, and system levels.

• Hands‑on experience working in an electrical or electronics laboratory, including prototyping, assembly, and testing.

• Familiarity with electrical testing methods, validation procedures, test equipment, and manufacturing testing processes.

• Ability to interpret electrical schematics, wiring diagrams, component specifications, and technical engineering documentation.

• Knowledge of electrical test equipment development, test fixtures, and validation methods.

• Strong troubleshooting, root cause analysis, and problem‑solving skills, with the ability to investigate technical issues and implement effective solutions.

• Ability to analyze engineering and manufacturing data, identify failure trends, and recommend…