Roopak Mitra
Process Engineer at Halo Industries, Inc.- Claim this Profile
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Experience
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Halo Industries, Inc.
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United States
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Industrial Machinery Manufacturing
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1 - 100 Employee
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Process Engineer
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Apr 2023 - Present
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FormFactor Inc.
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Semiconductor Manufacturing
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700 & Above Employee
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Process Development Engineer - Planarization
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Jan 2022 - Mar 2023
Livermore, California, United States
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Coherent Inc.
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United States
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Mining
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1 - 100 Employee
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Process Engineer - Wafer Forming
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Jun 2020 - Jan 2022
Pine Brook, New Jersey
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Revasum
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United States
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Semiconductor Manufacturing
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1 - 100 Employee
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Process Development Engineer - Wafer Grind
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May 2019 - Mar 2020
San Luis Obispo, California Area • Senior member of engineering process staff with specialization in SiC grind process development • Primary expertise in SiC grind processing, its relationship to SiC material type, SiC boule slicing (wire-sawn and laser split), and preparation of wafers for post processes after grind (polish, seed crystal, and epi-growth) • Worked with 10+ external process teams and processed 15+ demos to establish manufacturing processes that focused on improving cycling time, throughput, yield and cost… Show more • Senior member of engineering process staff with specialization in SiC grind process development • Primary expertise in SiC grind processing, its relationship to SiC material type, SiC boule slicing (wire-sawn and laser split), and preparation of wafers for post processes after grind (polish, seed crystal, and epi-growth) • Worked with 10+ external process teams and processed 15+ demos to establish manufacturing processes that focused on improving cycling time, throughput, yield and cost reduction • Conducted internal and external research and development that allowed companies to develop new, better consumables to reduce costs and improve desired qualities for wafer grinding • Strong understanding in tooling capabilities, quality testing and documentation of engineering workflows and machine problems to ensure tool success (Jira) • Utilized statistical methods (DoE) and a wide suite of metrology equipment to ensure process plans were vetted and proved Show less
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MegaMatter, Inc
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Chemical Manufacturing
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VP of Engineering & Co-Founder
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May 2013 - May 2019
San Luis Obispo, California Area • Prototyped new materials and chemical compounds for use in the polymers industry, with a primary focus on alternative flame retardant technologies • Served as primary lead and on-site engineer for R&D collaboration projects with several large multinational chemicals and materials corporations in the US, Germany, France and the Netherlands o Worked with different R&D teams to implement MegaMatter’s chemical solutions and reported findings to senior technical staff during processing… Show more • Prototyped new materials and chemical compounds for use in the polymers industry, with a primary focus on alternative flame retardant technologies • Served as primary lead and on-site engineer for R&D collaboration projects with several large multinational chemicals and materials corporations in the US, Germany, France and the Netherlands o Worked with different R&D teams to implement MegaMatter’s chemical solutions and reported findings to senior technical staff during processing trials o Utilized industrial engineering techniques such as materials requirements and planning (MRP) to ensure that projects were completed on time o First-hand experience with polymer manufacturing equipment such as compounders, extruders, injection molders, and batch reactors • Contracted and brought on senior engineers and scientists with domain specific expertise to advise and assist in polymers integration and scientific development • Improved the rate of chemical development/testing cycles by implementing statistical methods such as Design of Experiments (DOE) and contour plotting analysis using JMP and Minitab • Designed and manufactured testing apparatuses to ASTM/UL/ISO standards with data acquisition systems to provide metrics for flame retardant efficacy and capabilities • Assisted scientific team in chemicals and materials development through either direct utilization or subcontracting of materials and chemicals analysis equipment o Direct experience with 3-D Optical Microscopy, FT-IR, SEM/EDS, TGA, and DSC o Subcontracted and analyzed data from Mass Spectroscopy methods such as MALDI-MS, LC-MS and TGA-MS through university labs located at UCLA, UC Davis, and UCSB MRL • Hands on experience with lab scale chemistry (titrations, substitutions/eliminations, polymer synthesis, etc) Show less
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Cal Poly State University
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Higher Education
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700 & Above Employee
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Researcher
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Jan 2013 - Jul 2013
San Luis Obispo, California Area • Studied the reliability and material properties of lead-free solders used in integrated circuit packaging • Prepared samples for microscopic analysis and utilized statistical modeling to look at trends in failure mechanisms at joints • Used SEM and EDS to characterize phases and compounds
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UCLA
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United States
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Higher Education
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700 & Above Employee
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Researcher
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Mar 2012 - Jan 2013
Greater Los Angeles Area • Assisted in analyzing failure conditions in computer hardware with a focus on circuit boards • Operated electron and optical microscopes along with nano-indentation to analyze through various methods such as polishing, sputtering • Worked in hazardous materials and clean-room environments to prepare and study samples
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California NanoSystems Institute (CNSI)
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United States
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Research Services
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1 - 100 Employee
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Researcher
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May 2010 - Sep 2010
• Increased the mixing rate of a microfluidic control chip used in virus testing by 10%, increasing its efficiency and allowing for substantial time savings • Created experiments to evaluate microfluidic control devices using labview • Executed basic ordering and inventory of laboratory equipment as well as construction of testing equipment • Created live imaging videos by utilizing video imaging programs for optical microscopes
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ER Technologies
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United States
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Automation Machinery Manufacturing
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Sales Associate
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Jun 2008 - Sep 2008
• Worked as a team to sell GPS tracking devices to commercial trucking agencies • Handled account management, quoting, and developing leads
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Education
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California Polytechnic State University-San Luis Obispo
Master of Engineering (M.Eng.), Integrated Technology Management -
University of California, Los Angeles
Bachelor of Science (B.S.), Materials Engineering -
La Cañada High School