Funcionario de la Escala de Gestión; y
Jefe de Servicio de la Escuela de Posgrado


Head of Department (Chief) of the School of Postgraduate Services
http://www.proz.com/kudoz/spanish_to_english/education_pedag...
GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)
Spanish term or phrase: Jefe del Servicio
English translation: Head of Department




http://id.loc.gov/authorities/names/no99090587.html
Sources
found: La participación del usuario en la financiación de la enseñanza pública universitaria, 1998: t.p. (Fernando Valverde Peña) p. 7 (Lic. en Derecho; ***Funcionario de la Escala de Gestión*** de la Universidad de Jaen)

There is a position called a "management-level officer" ("funcionario de la Escala de Gestión"), but I am not 100% "thrilled" with this.

Handbook of Anti-Money Laundering - Page 618 - Google Books Result
https://books.google.com.jm/books?isbn=0470065745
Dennis Cox - 2014 - ‎Business & Economics
... appropriate compliance management arrangements including, at least, the appointment of a **management-level officer** as the AML/CFT Compliance Officer.

MARITIME INDUSTRY AUTHORITY NEW MANAGEMENT LEVEL ...
www.academia.edu/.../MARITIME_INDUSTRY_AUTHORITY_NEW_MANAGE...
... and generate options when making decisions as a **management level officer** in simulated or real shipboard activity 5.3 Selecting course of action 5.3.1 reviews ...

If you could provide the actual name of the University in Spain, it may help?
We may be able to better assist you as some of the websites are in English.

HTH.