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John Marsden
CHST, COSM, COSS, CIT, MSP

Home /  About Extension / Instructors / Marsden, John

John Marsden has been with the UC San Diego OSHA Training Institute Education Center since 2013. He teaches the Safety Leadership courses and OSHA standards and trainer courses.

John's career includes over 20 years as a union steamfitter. He worked mostly as HVAC assistant service manager for 3 different companies over 15 years. Additionally, John is a Nuclear trained Submarine qualified U.S. Navy veteran.

He taught for 20 years as an apprenticeship and journeyman for United Association District Council 16. He also instructed safety and health for United Association as a Master Safety Instructor. John is the owner and lead instructor of Marsden Master Safety Training.

John is a certified Construction Health and Safety Technician (CHST) and a Certified Instructional Trainer (CIT) as well as being a Certified Occupational Safety Specialist (COSS) and Certified Occupational Safety Manager (COSM). John is a NESHA Master Instructor and Master Safety Professional. He has held a California vocational state teaching credential.