These are the things you should be familiar/good with.
Maven (automating the build process)
JUnit (running Java unit tests)
EclEmma/Jacoco (computing test coverage)
Symbolic Pathfinder (symbolic execution and test case generation)
PIT (Mutation Testing)
Hello, I am new on the site, but I have wide experience in java development. I have the skills you are looking for, and I would like to get more details on your project.