\usetikzlibrary{calc}
\begin{tikzpicture}[remember picture,overlay,every node/.style={inner sep=0,outer sep=0}]

	\coordinate (a) at (15mm, 8mm);

	\node [rectangle, fill=fillheader, anchor=north,
		   minimum width=\paperwidth, minimum height=46mm]
		   (box) at (current page.north){};

	\node [anchor=north west,align=left] (name) at ($(a)+(5mm,0.55mm)$) {%
		\fontsize{30pt}{60pt}\color{headername}\thinfont \firstName 
		\fontsize{30pt}{60pt}\color{headername}\thinfont \lastName};

	\node[anchor=north east,align=right] (address) at ($(a)+(42mm,-10mm)$) {
		\color{headeraddress}\addressStreet\\
		\color{headeraddress}\addressCity\vspace{2pt}\\
		\color{headeraddress}\contactEmail\\
		\color{headeraddress}\contactPhone\vspace{2pt}\\
		\color{headeraddress}\bornDate / \color{headeraddress}\nationality};

	\node[anchor=north east,align=right] (date) at ($(a)+(13cm,0)$) {
		\color{headerdate}\modDate};

\end{tikzpicture}