Controls Engineer III

Thermo Systems is hiring: Controls Engineer III. Location(s) listed by the employer: Duquesne, PA US; East Windsor, NJ US; Reston, VA US; NJ US; VA US; PA US. The Opportunity The Controls Engineer III supports the design, integration, and delivery of automation and control system projects across industrial and mission-critical environments. In this role, you will lead individual project tasks or small to mid-sized projects while providing engineering expertise across design, implementation, testing, and commissioning phases. Working alongside project managers, engineers, and commissioning teams, this role contributes to high-impact automation projects while ensuring systems are delivered safely, reliably, and in alignment with project requirements. This position is ideal for professionals who are technically capable in the field, comfortable leading engineering tasks, and motivated to grow into more advanced technical and project leadership responsibilities. What You’ll Do Core Responsibilities • Lead and support start-up and commissioning of control systems. • Lead and perform Factory Acceptance Tests (FAT) for automation systems. • Interpret piping and instrumentation diagrams (P&IDs) and electrical wiring • Diagrams and provide feedback on field conditions. • Develop and implement HMI and PLC-based automation solutions. • Contribute to design and implementation of complex control systems. • Provide instrumentation specifications for automation and control system designs. • Review technical documentation generated by project team members for accuracy and quality.