Guldmann certified technicians to perform inspection, testing, calibration, and preventive maintenance of Guldmann patient lift systems to ensure safe, reliable, and compliant operation throughout the... Guldmann certified technicians to perform inspection, testing, calibration, and preventive maintenance of Guldmann patient lift systems to ensure safe, reliable, and compliant operation throughout the facility. Work will be completed at the George H. O'Brien, Jr., Department of Veterans Affairs Medical Center located at 300 W Veteran Blvd. Big Spring, TX 79720.