They should, and since they work for a government agency, they do regardless of the union. If they don't like how their department is run, the can work to elect

They should, and since they work for a government agency, they do regardless of the union. If they don't like how their department is run, the can work to elect politicians who support their department. The true issue with public unions is that they can elect their own bosses. There can't be good-faith negotiation if the position of the "boss" is dependent on supporting the union.