Maitane has nearly 20 years of experience in standardisation.  From 2006 to 2017, she worked for the European Committee for Standardization (CEN) as Programme Manager in the Standards Department. At CEN, she was responsible for standardisation activities in the areas of services, bio-based products, (bio)fuels and energy management. She also has more than six years of experience working for different European associations in the areas of distance selling and e-commerce (EMOTA), and in the machine tool and manufacturing technologies sector (CECIMO).

Since January 2020, she is the Secretary General of SBS (Small Business Standards), the European association representing the interests of small and medium size companies in standardisation at the European and international levels.