I have not tested it, but when it comes to maven/eclipse plugin managing OSGi bundles, Tycho seems to be the official project.
See Create a new OSGi bundle in Eclipse
Of course, Tycho is part of the Maven development stack:
Other options are mentioned in the blog entry Me, OSGi and Maven" mentioned by the OP Riduidel in the comments:
- BND and Bundlor
- pax and pax-construct
- Sigil
