Principal Process Engineer Industrial Waste Water Treatment

Bilfinger is an international industrial services provider with a vision to be the No. 1 for its customers in enhancing efficiency and sustainability within the process industry. Bilfinger’s comprehensive portfolio spans the entire value chain, from consulting & engineering to prefabrication & installation, access & insulation, and services that improve the asset performance of industrial plants.

The company operates in three geography-based segments: Western Europe, Central Europe, and International, with primary activities in Europe, North America, and the Middle East. Its process industry customers come from markets such as chemicals & petrochemicals, energy, oil & gas, and pharma & biopharma. With about 31,000 employees, Bilfinger upholds the highest standards of safety and quality, generating revenue of €5.4 billion in the financial year 2025. To achieve its goals, Bilfinger has identified two strategic levers: Operational Excellence to continuously improve its own efficiency and performance, and Market Expansion to strengthen customer orientation and establish Bilfinger as the partner of choice.

We are Bilfinger Life Science

• We practice open cooperation
• We support each other and celebrate our successes together
• We travel a lot and work on exciting international projects
• We are easily accessible by public transportation and bike paths
• We promote professional and personal development

Tasks as Principal Process Engineer

• You are an expert in the field of ultra purified water production like reverse osmosis, cation exchanger, anion exchanger, mixed bed, ultrafiltration, degassing, CEDI
• You know all aspects of waste water treatment in the semiconductor industry, e.g., neutralization, precipitation, flocculation, batch treatment, filter press, sludge concentrators and relevant pumps for dangerous media
• You are familiar with vendor provided simulation systems for purified water
• Ideally you are a trained WHG expert
• Be an internal expert for the design and commissioning of purified water systems and wastewater treatment plants for semiconductor and battery industries
• Plan the process engineering design and calculate basic operations or piping systems
• Support commissioning in production at the customer's site (FAT & SAT)
• Cooperating with product management to support offer preparation and acquiring processes
• You are the face of “Knowhow” to the client

We are looking forward meeting a candidate with

• You have completed an education in a scientific / technical area (e.g. study process engineering, food and biotechnology, chemical process engineering, mechanical engineering, plant engineering, environmental technology etc.)
• You have > 10 years of experience in process engineering for pure water systems (as described above)
• You know how project teams are working and have already led some (planning group, sub-teams in projects)
• You have extensive experience in commissioning
• You rely on quality
• You have to have very good English skills (C1-C2), German would be an advantage
• You have a very good self-organization and a structured working style
• flexibility and willingness to travel

Collective agreement gross annual salary starting at €64,000. The actual salary is higher and will be agreed individually.

For further information please contact Nadine Clement (+43 664 88288 231).