\documentclass[10pt,a4paper,sans]{moderncv}
\usepackage{moderncvcompatibility}
\usepackage{moderncvstyleclassic}
\usepackage[scale={0.87,0.87},top=0.75cm, bottom=0.75cm]{geometry}
\firstname{Manuel}
\familyname{Perez, PhD}
\title{Physicist\protect\\[0.2\baselineskip]Super fancy technique, chemistry, physics}
\address{10 Rue Paris}{12345 Paris}{France}
\phone[mobile]{+4312345668}
\email{manuel.perez@gmail.com}
\begin{document}
\makecvtitle
\vspace*{-8ex}
\section{Working experience}
\end{document}