- 2001-2002, Invited Assistant, Department of Mathematics of School of Technology and Management - Polytechnic Institute of Bragança, Portugal
- 2002-2012, Invited Assistant, Department of Mathematics of School of Technology of Viseu - Polytechnic Institute of Viseu, Portugal
- 2012-present, Assistant Professor, Department of Mathematics of School of Technology and Management of Viseu - Polytechnic Institute of Viseu, Portugal