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Sayan Pusti

 A results-driven Chemical Engineer with 1.8 years of hands-on experience in  phenol handling and phenol-formaldehyde resin batch manufacturing, Proven track record in commissioning and startup of new resin production units,Proficient in operating and configuring advanced Distributed Control Systems (DCS) including Yokogawa Centum VP and Supinco DCS for Spray drying and a Methanol OxidationA results-driven Chemical Engineer with  hands-on experience in spray drying operations optimizing spray drying parameters such as inlet/outlet temperature, atomization pressure, feed rate, and airflow to ensure  qualityStrong understanding of chemical engineering principles, heat and mass transfer, and fluid dynamics.

Key Skills

Fluid Mechanics
Reaction Engineering
Heat And Mass Transfer
Process analysis and Design
Quick learner
Phenol handling and safety protocols
Phenol-formaldehyde resin batch processing
DCS operations (Yokogawa Centum VP, Supinco DCS)
Control logic and interlock configuration
Plant commissioning and startup procedures

Professional Experience

Mar 2025
Present
Senior Process Engineer
Shantinath Detergents private Limited Kolkata, IN
Safed detergent provides high-quality, eco-friendly cleaning products for homes and businesses. Our products are tough on dirt but gentle on the planet.
  •  Led and optimized end-to-end production processes for dry mix detergent lines, ensuring consistent product quality and compliance with safety and environmental standards.

  • Supervised operations involving raw material handling, blending (acid + DMX), screw feeding, bucket elevators, and packaging systems.

  • Implemented process improvements in blender and screw feeder operation, reducing mixing time by 12% and increasing batch consistency.

  • Coordinated preventive maintenance schedules for critical equipment such as cage mills, roller mixers, and vibro sifters to minimize downtime. 

Jul 2023
Apr 2025
Shift Incharge
Allied Resins and Chemicals Limited Kolkata, IN
Allied Resins and Chemicals Limited specializes in manufacturing high-quality phenol aided and amino aided adhesives for a wide range of applications.
  • Oversaw storage, transfer, and metering systems for phenol to minimize exposure risks and environmental impact. 
  • Conducted regular safety audits, material compatibility checks, and spill response drills in compliance with OSHA and environmental regulations. 
  •  Operated and configured Yokogawa Centum VP and Supinco DCS systems for process monitoring and control. 
  • Involved in the development and testing of control logics, interlocks, and recipe management for batch operations and Spray dryer Unit. 
  • Oversaw the formalin production process, monitoring chemical reactions and optimizing production efficiency to meet strict quality standards ,executed and optimized batch processing for phenol-formaldehyde resin production with precise control of reaction parameters (temperature, pH, pressure). 
  • Managed the operation and maintenance of a Reactor Unit, ensuring consistent production of high-quality methanol oxidation products like formaldehyde and formaldehyde based amino and phenol resins 
  • Utilized my learnings in spray dryer technology to improve product yields and reduce energy consumption, resulting in significant cost savings for the company
  • worked with a team of technicians and operators in executing daily production tasks, providing guidance and training to ensure safe and efficient operations
  • Collaborated with the maintenance department to schedule regular equipment inspections and repairs, minimizing downtime and ensuring continuous production
Jun 2023
Aug 2023
Internship
Haldia Petrochemicals Limited Haldia, IN
Haldia Petrochemicals Limited is a leading petrochemical company in India, specializing in the production of a wide range of chemicals and polymers.
  •  Gained exposure to DCS-based plant control systems for monitoring process parameters such as temperature, pressure, flow, and catalyst feed rate. 
  • Oversaw the naptha cracking process to extract raw materials for polymer production
  • Oversaw the HDPE,LLDPE.PP production process including polymerization and extrusion
  • Underwent practical training in the High-Density Polyethylene (HDPE) production unit, gaining insight into the end-to-end polymerization process using loop slurry reactor technology.
  • Observed and learned the operational principles of key process equipment including reactors, heat exchangers, pelletizers, extruders, and degassing units.
  • Studied the role of Ziegler-Natta catalysts and co-monomers in determining the molecular weight distribution and product grade of HDPE 

Mar 2023
May 2023
Internship
Electrosteel Castings Haldia, IN
Electrosteel Castings is a leading manufacturer of ductile iron pipes and fittings, providing high-quality solutions for water and sewerage systems.
  •  Completed industrial training at Electrosteel Castings, a leading manufacturer of ductile iron pipes and fittings, with in-depth exposure to the metal casting and pipe manufacturing process.
  • Observed key stages of production including blast furnace operations, metal melting, centrifugal casting, annealing, coating, and finishing.
  • Studied the use of cupola furnaces and induction furnaces for melting pig iron and scrap, and the addition of alloying elements to achieve desired ductile properties.
  • Gained hands-on understanding of the centrifugal casting process for pipe formation and the role of mold speed, metal pouring temperature, and cooling rate in final product quality.
  • Monitored annealing and heat treatment cycles, which are critical for enhancing ductility and mechanical properties of cast iron pipes. 

Jan 2023
Mar 2023
Internship
JALNIDHI BITUMENS SPECIALITY PRIVATE LIMITED Howrah, IN
Jalnidhi Bitumens is a leading provider of specialty bitumen products for road construction and infrastructure projects.
  •  Gained practical exposure to the manufacturing process of modified bitumen and bituminous emulsions used in road construction and waterproofing applications.
  • Studied the preparation and blending of VG (Viscosity Grade) bitumen and Polymer Modified Bitumen (PMB), focusing on process parameters such as temperature control, mixing ratios, and additive dosing.
  • Understood the working of key plant equipment including bitumen storage tanks, high-shear mixers, colloidal mills, and heating systems.
  • Observed quality control procedures involving penetration, softening point, viscosity, and ductility tests in the in-house laboratory.
  • Learned about emulsion preparation techniques involving acid, water, emulsifier, and bitumen under controlled pH and shear conditions.


Education

Sep 2020
Jul 2024
B.TECH IN CHEMICAL ENGINERING in HALDIA INSTITUTE OF TECHNOLOGY
MAULANA ABUL KALAM AZAD INSTITUTE OF TECHNOLOGY
Feb 2018
May 2020
Intermediate in ST.MARY'S CONVENT SCHOOL
INDIAN SCHOOL CERTIFICATE EXAMINATION
Apr 2016
May 2018
Marticulation in ST.MARY'S CONVENT SCHOOL
INDIAN CERTIFICATE SCHOOL EXAMINATION

Certifications

2022
Domestic Data Entry Operator
GOVT OF WEST BENGAL

Achievements

Languages

English
(Fluent)
Bengali
(Native)
Hindi
(Fluent)

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