M.Sc in Germany

Master's degrees from Germany are usually categorized as either consecutive or non-consecutive. Those in the first category are designed to build on the academic knowledge gained during a related Bachelor's degree. Non-consecutive programs tend to have a greater focus on professional development often requiring applicants to have both an undergraduate degree and some relevant work experience. Most of the Master's degree in Germany take four semesters (two years) to complete. Though some are shorter or longer. To apply for a Master's degree in Germany, the first word to get to grips is HZB meaning higher education entrance qualification. An undergraduate degree completed in another country is usually accepted as a suitable HZB for admission to a Master's degree in Germany, but specific requirements will vary depending on the course, institution and where you've previously studied. For some Master's degree courses, applicants are required to have earned a minimum number of credits in a specific field of study. These conditions are set by the department offering the program.
Applications for Master's degree programs are either submitted directly to the university or via the online portal called Uni Assist.
The specific documents required and application process will be set by each institution, but you'll typically be asked to submit an official copy of your academic qualifications, a passport photo, a copy of your passport and a copy of language proficiency exam results (if applicable). An application fee may be charged.

First of all, for MS, you profile matters the most. Whatever the project you handled, work experience or internships make your MS plan bit easier. Even if your profile is not that amazing, still there's a chance so that you should score GRE impressively (320+ is better). Your good SOP (statement of Purpose), well defined letter of recommendation from at least two universities will help you to be considered that you're capable of handling the program they offer. TOEFL is mandatory to get into any college/university. And some universities accept IELTS as well. As you want to go to Germany, you need to learn German language and you must have 'A1' certificate.
Secondly, check out for good universities/colleges that offer MS in Civil Eng.
TUM, University of Stuttgart, Dresden University, HTW Berlin, these are some of the good colleges for Civil Eng. Top university and the one which offers innovative course will help your future.
And search for good university in other country also, where you can find more career opportunities.
Good Luck!