Many good people to meet and there are opportunities to learn, but so does other agencies or companies.The good thingsIf you know how to respect yourself, you can work 8-5. Sometimes, working on weekdays or after office hours can't be avoided, but if it's for the general public, it's worth it. Most of the supervisors respect work-life balance. Unless, of course, you're working directly for officials.
The challengesChallenges - just your everyday challenges when working for the government: politics, tight (sometimes impossible) deadlines you need to beat, high stress. This agency needs to improve on many levels, though.