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Controls Systems Engineer

Quest Global
Houston, TX Full Time
POSTED ON 4/4/2026
AVAILABLE BEFORE 5/2/2026
Job Requirements

At Quest Global, it’s not just what we do but how and why we do it that makes us different. With over 25 years as an engineering services provider, we believe in the power of doing things differently to make the impossible possible. Our people are driven by the desire to make the world a better place—to make a positive difference that contributes to a brighter future. We bring together technologies and industries, alongside the contributions of diverse individuals who are empowered by an intentional workplace culture, to solve problems better and faster.

Key Responsibilities

  • Program, test, and debug control logic on multiple PLC platforms.
  • Implement subsystem interfaces and data exchange with supervisory control systems.
  • Develop logic for sequencing, interlocks, alarms, and fault handling.
  • Implement fail‑safe behavior, including communication‑loss detection.
  • Support HMI integration through PLC tags, diagnostics, and control logic.
  • Participate in system integration, FAT, commissioning, and troubleshooting.

We are known for our extraordinary people who make the impossible possible every day. Questians are driven by hunger, humility, and aspiration. We believe that our company culture is the key to our ability to make a true difference in every industry we reach. Our teams regularly invest time and dedicated effort into internal culture work, ensuring that all voices are heard.

We wholeheartedly believe in the diversity of thought that comes with fostering a culture rooted in respect, where everyone belongs, is valued, and feels inspired to share their ideas. We know embracing our unique differences makes us better, and that solving the worlds hardest engineering problems requires diverse ideas, perspectives, and backgrounds. We shine the brightest when we tap into the many dimensions that thrive across over 21,000 difference-makers in our workplace.

Work Experience

  • Experience with power generation systems or rotating equipment controls.
  • Exposure to alternator protection/synchronization and SCR systems.
  • Experience with Simulink PLC Coder
  • Factory Acceptance Test, Site Acceptance Tests (FAT/SAT) and field commissioning experience.

Required Qualifications

  • Bachelor’s degree in Electrical, Controls, or related engineering field.
  • 10 years of industrial PLC programming experience.
  • Experience with multiple PLC platforms and industrial control systems.
  • Strong understanding of sequencing, state‑based control, and fault handling.

Salary.com Estimation for Controls Systems Engineer in Houston, TX
$94,709 to $115,296
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