Yes. Generally, as traffic citation is prosecuted by the officer before the Magisterial District Judge. In Pennsylvania, you have the right to appeal a summary conviction to the Court of Common Pleas. You must appeal within 30 days of conviction. If you file an appeal, the District Attorney will prosecute the case before the Common Pleas Court.
You do not need an attorney at either phase. However, an attorney may be able to negotiate a reduced charge which could reduce your points and fine.
In a summary citation proceeding, a police officer can present the case on behalf of the Commonwealth at the District Justice level. Your remedy in this situation is to file an appeal to the Court of Common Pleas. You will receive a new trial before a Judge and the COmmonwealth will be represented by the DA's Office. You may want to consider hiring an attorney or at least speaking to one.