Why Work at Optima Engineering: We are a well-established multi-disciplined engineering firm with offices located in Charlotte, Raleigh, Asheville & Greenville in business since 1992, offering mechanical, electrical, plumbing, fire protection & technology related engineering services to diverse market sectors including mission critical, educational, healthcare, commercial, government and other clients. As a Low Voltage Technology Designer at Optima Engineering, you will be responsible for designing and developing low voltage systems for various commercial, government, university and K-12 projects.