Forensic science technicians earn various different amounts of salary in the different parts of the country under different employees. However, there is an estimated average forensic science technician salary that you should be aware of if you are trying to get a job as a forensic technician. Most of these technicians work either with the local government or the state government. Forensic science technicians, who work for the local government, earn somewhere around $51,160. Technicians, who work for the state government, earn $49,730, on an average. On the other hand, the Federal Executive Branch pays an average salary of $83, 970 to its forensic technicians. This is the highest in the market.