Andreas began his career taking part in an apprenticeship as an electrician from 1996 to 2000. Soon after, he gained qualifications as a bachelor professional of electrical technology and management (CCI) as well as a master professional of technical management (CCI). Andreas has held several professional roles, including head of production lines (power capacitors, power factor correction systems, filter reactors, metallization of si-wafers) and materials management for six years, quality representative/head of quality management (occasionally also environmental and energy management and energy auditor) for 12 years, head of international service power engineering for nine years, and most recently, technical director of technical building equipment.