The median annual wage for occupational health and safety technicians was $47,440 in May 2012. The median wage is the wage at which half the workers in an occupation earned more than that amount and half earned less. The lowest 10 percent earned less than $28,920, and the top 10 percent earned more than $75,200.he median annual wage for occupational health and safety technicians was $47,440 in May 2012. The median wage is the wage at which half the workers in an occupation earned more than that amount and half earned less. The lowest 10 percent earned less than $28,920, and the top 10 percent earned more than $75,200.