Qureos

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Process Engineer

Istanbul, Turkey

We, as Çalık Enerji, offer the energy from nature to the people to build a better and sustainable future.

Since its establishment in 1998, Çalık Enerji has become one of the world’s leading energy companies, bringing the energy of nature to the service of people through successful projects conducted across a wide geographic area encompassing CIS countries, the Middle East, Central Asia, Africa, Europe and the Balkans in order to create a better and sustainable future.


We are looking for a " Process Engineer (expert on Wastewater Treatment Projects)" in Çalık Enerji Headquarters - Engineering Division located in Istanbul.


  • Graduated from the Environmental Engineer / Chemical Engineering Department of the University
  • Proven technical experience in the engineering and design of wastewater treatment plants, preferably within industrial facility contexts
  • Strong knowledge and hands-on experience in equipment, instrumentation, and piping sizing, as well as pressure drop and fluid flow rate calculations, Heat & Material Balance (HMB) analysis, P&ID preparation
  • Proficient in design software relevant to discipline (e.g., AutoCAD, EBSILON, Aspen HYSYS, etc.)
  • Familiarity with international codes, standards, and regulations (e.g., ASME, API, ISO, EN)
  • Demonstrated ability to work effectively within multi-office, multi-disciplinary teams
  • Fluent in English, both written and spoken
  • Willing and able to travel domestically and internationally without restrictions

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