Senior Mechanical Engineer - High-Pressure Systems Lead

Revive Environmental in Columbus, OH is seeking a Senior Mechanical Engineer to lead mechanical design and equipment engineering for our Annihilator SCWO systems and GAC RENEW platform. The role emphasizes pressure piping and pressure vessel design, metallurgy, and fabrication optimization. You will specify major rotating and heat transfer equipment, support field deployment, and contribute to safety programs, PHAs, and MOC reviews in a fast-paced startup environment.