He holds significant responsibilities related to the coordination and support of scientific ethics, being involved in overseeing the National Council of Ethics of Scientific Research, Technological Development, and Innovation (CNECSDTI).

He actively participates in high-level discussions and initiatives aimed at improving the research landscape in Romania, advocating for transparency, ethical standards, and the development of innovative projects. Andrei Alexandru has been part of several conferences, including those focused on enhancing Romania’s scientific infrastructure and promoting interdisciplinary collaboration between research institutes​