Title: Senior Aerospace Project Engineer
Location: Seattle, Washington, United States
Clarence Adam Cal Sr., Senior Aerospace Project Engineer, has been recognized by Marquis Who’s Who Top Engineers for dedication, achievements, and leadership in project engineering.
Currently working as a security guard, Mr. Cal is backed by more than 30 years as a registered professional engineer. While with the Boeing Company, he served as corporate standards lead project engineer from 1962 to 1970 and from 1979 to 1995, as well as a quality engineer from 1962 to 1970. In the 1970s, Mr. Cal offered his services to the Washington Public Power Supply System as quality assurance and safety project engineer and to Atlantic Richfield as a quality engineer. Additionally, between 1970 and 1974, he was director of community affairs for Seattle City Lights and an administrative assistant at the Seattle School District #1. Notably, Mr. Cal is renowned for the development of a thickness gauge for silicone rubber and a process for forming parts on minuteman missiles. He recalls his greatest career achievement was being the person who signed off on all eight lunar orbiters for the NASA Lunar Orbiter Moon Landing Site. He was also involved in NASA’s Sea of Tranquility, Lunar Rover, and Saturn Rocket Projects.
Finding great success in his career, Mr. Cal received a NASA Award for the Lunar Orbiter Project, Outstanding Graduate Award from the HBCU Presidents Association and numerous Boeing Company Cost Savings Awards. Today, he maintains affiliation with the 50 State American Defense Preparatory Association, Boeing Aerospace Museum, Seattle Art Museum and Southern University Alumni Association, among others. Mr. Cal received a Bachelor of Science in zoology and chemistry from Southern University in 1959 and a Master of Business Administration in functional finance from Seattle University in 1970. In 1974, he achieved a Nuclear Engineering Certificate from the University of Washington. In addition, Mr. Cal served as a captain, battalion motor officer and battery commander in the U.S. Army, with service in the reserves from 1960 to 1967. To attest to his legacy, Mr. Cal can also be found in the third edition of Who’s Who in Science and Engineering and the 27th edition of Who’s Who in the West.
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