R D Medical Device

Seyed Enjavimoosavi Pg. * of *

Seyed Enjavimoosavi

Chemical Engineer/ R&D Scientist/ Process & Manufacture engineer Wayland, Massachusetts Cellular: +1-773-***-**** Email: *****.******@*****.*** www.linkedin.com/in/r-enjavimoosavi Summary

• Over 13 years of industrial experience in R&D and Lab department, Extractive metallurgy, Hydrometallurgy engineering, Mining processes and Medical device manufacturing.

• Expert in Process optimization of metallurgical processes by Design of Experiment(DOE)

• Expert in Metal Extraction especially Zinc, LIB leaching, Solvent extraction, purification process and electrowinning.

• As a committed team member in the laboratory, I played a pivotal role in ensuring the seamless execution of diverse tasks associated with standard operation procedures (SOPs) and equipment such as glove boxes, vacuum pumps, and filtration systems to the precise handling of an extensive range of chemicals and acids with a strong emphasis on safety.

• My expertise extended to the efficient operation and maintenance of critical laboratory and industrial equipment, including ballmills, conveyor belts, vacuum pumps and filtration systems, reactors, mixing tanks, membrane filters, facilitating accurate experimentation and analysis. Additionally, my role involved the operation and calibration of measurement instruments such as PH meters and TDS (Total Dissolved Solids) meters, underscoring my dedication to ensuring the reliability of data.

• Familiar with ISO/ ASTM/ testing standards, glove box and experience working in a clean room.

• Fluent in laboratory and QC & QA affairs, controlling finished products and packing, monitoring production output and quality data, and recommending measures to improve production methods: Perform Net Weight checks per written procedures, Perform Calibration Verification Procedures per written policy, Perform Quality Parameters Readings per written policy, Perform Routine, documented Quality Checks.

• Provides Process Engineering support all necessary projects and activities.

• Authors test protocols and reports and related technical documentation in accordance with good documentation practices to ensure that studies and tests are in executed in an effective and compliant manner.

• Contribute to process risk analysis and control systems development and implementation.

• Familiar with LHR (Lot History Record) and MPI (Manufacturing Process Instruction)-Medical Device manufacturing companies.

• Designed manufacturing processes, procedures, and production layouts for device assemblies, equipment installation, processing, machining, and material handling..

• Inspected the performance of machinery, equipment, and tools, identifying and initiating corrective actions to address deficiencies and ensure product quality.

• Developed manufacturing processes applicable to statistical process control, implementing techniques to enhance overall efficiency and consistency.

Education

• Master's degree, Engineering/Industrial Management, (IAU), (Sep.2015- Feb.2018)

• Bachelor's degree, Chemical Engineering, (IAU), (Sep.2003- Nov.2007) Job Experience:

Recovery Mining Metallurgy (RMM)- Short time project Production director and Process engineer, May2023- Jan2024, Turkey, Kayseri

• Optimize and run the Zinc leaching stage of the Zinc production plant with a leaching efficiency of 90%

• Chlorine removal project from Slag and Zinc Oxide Seyed Enjavimoosavi Pg. 2 of 2

• Set up a Copper cementation in a bench size and mini-pilot, all results have been accepted to Scale up to the industrial plant.

• Design and run the Zinc Hydroxide mini-pilot plant from 3 to 5% zinc oxide waste, the final product: Zinc Hydroxide 20%, based on my previous experience.

Battery Resourcers- Ascend Elements

R&D Scientist Dec2021- May2023, Massachusetts, Westborough

• Setup and identify proper leaching and Solvent Extraction process

• Purification, crystallization, distillation parameters, and equipment for metal salts and mixed metal oxides( Mn, Ni, and Co Sulfate).

• Analyzing test results and preparing clear presentations to summarize outcomes and suggest the next steps.

• Development of new recycling processes involving elemental extraction from solution-design and execution of development and production plant continuous improvement projects in support of the new product or process introduction projects.

• Determining chemical and physical properties, compositions, structures, relationships, and reactions of organic and inorganic compounds.

• • As a member of the SX team, we wrote and finalized the standard operating procedure for the mini-pilot.

• Chemical Technologist and laboratory chemist (Selective metals, Mn, Ni, and Co recovery from Li-ion battery materials)/ Lab Scale and Minipilot.

• Synergistic extraction and separation of Co, Ni, and Mn from the spent solutions using SX Bandarabbas Zinc Production Company( 12,000 ton/year Zinc ingot) Plant Production Manager Jan.2014 -Feb.2020

• Investigate and implement innovative manufacturing processes to reduce costs and improve product quality.

• Selective metals (Zn, Ni, Co, Mn, and Fe) recovery from the zinc plants residue using SX

• Great experience in the crushing process, ball mills, boilers, re-boilers, and heat exchangers, membrane filterpress.

• Develop process flow, equipment list, utility matrix, PFDs, and chemical processes required for the production of the Zinc recycling process.

• Running a Zinc Hydroxide plant as a production director Qeshm Zinc Smelting Company( 25,000 ton/year Zinc ingot) Process Engineer & Production Manager Feb. 2008 -Dec2013

• Design and running the Zinc filter cake washing recovery line and improve 8% of leaching process efficiency.

• Design leaching lab experiment and scale up to industrial plant and increase 10% Zn recovery from the PLS( pregnant leaching solution).

• Collaborate with laboratory and QC teams to coordinate sample workflows.

• Implement and improve sample tracking systems for efficiency of process stages.

• Creation and maintenance of assembly work instructions and SOP’s.

• Monitor production performance and ensure it is in alignment with production plans and schedules and Provide consulting to optimize processes.

• Zn, Ni, Co, Cd, Mn, Fe purification, electrowinning, smelting, process control, and optimization.

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