Naala Sa'dan

Capital and operational expense (CAPEX & OPEX) estimation Develop financial models for brackish water reverse osmosis (BWRO), brine concentration, and salt repackaging plants Estimate the potential revenue of byproducts such as bromine, magnesium, and potassium

Process Engineer & Business Analyst at Tamaris Group (2024-05 – Present)

• Capital and operational expense (CAPEX & OPEX) estimation
• Develop financial models for brackish water reverse osmosis (BWRO), brine concentration, and salt repackaging plants
• Estimate the potential revenue of byproducts such as bromine, magnesium, and potassium
• Monitor, analyze, and optimize the process parameters in the salt and desalination plant, Cilegon
• Work closely with cross-functional teams (Engineering, Supply Chain, Operations, and Business Development) to ensure smooth project coordination
• Conduct techno-economic study of new projects (Plant expansion, mineral by-products, & water)

Process & Project Engineer at Tamaris Group (2022-11 – 2024-05)

• Supervised piping installation and plant construction
• Conducted engineering reviews and material selection
• Commissioned a salt plant using membrane brine concentration & MVR technology with a design capacity of 210,000 tonnes per year, located in Cilegon, Indonesia
• Plant optimization and operation

On-the-job Trainee at Tamaris Group (2022-06 – 2022-11)

• Project Support Division – Assisted payment document acquisition
• Logistic Division – Assisted custom clearance administration and stock opname
• Project Division – Supported the equipment installation of the Ultrafiltration, Nanofiltration, and Seawater Reverse Osmosis Plant
• Biogas Power Plant, Pulau Bulan – Observed and participated in plant operations and maintenance of the Biogas Power Plant with a capacity of 1.2 MW

Graduate Trainee at Huayue Nickel Cobalt (2021-09 – 2021-12)

• Analyzed water quality
• Led field operation team at nickel saprolite atmospheric leaching commissioning
• Coordinated with control room operator
• Recorded and reported daily operation data to foreman

Research Assistant (Intern) at Pertamina Research and Technology Center (2020-08 – 2020-12)

• Conducted a trial pilot project of silica removal from geothermal brine using a hydrocyclone
• Performed statistical data modelling using response surface methodology (RSM)
• Interpreted silica characterization using X-ray diffraction (XRD)

Laboratory Trainee (Intern) at Geo Dipa Energi (2019-01 – 2019-02)

• Assisted laboratory staff in analyzing daily water quality
• Analyzed liquid-vapor ratio in geothermal wells using NaCl tracing method
• Analyzed silica deposition issues in geothermal brine treatment and provided a recommendation using redundant settling ponds

Bachelor of Engineering (BEng) in Chemical Engineering – Universitas Gadjah Mada (2016-08 – 2020-07)