Yesh Parikh

Chemical manufacturing leader with extensive experience overseeing high-hazard batch operations, process safety, and DCS-controlled production within specialty chemical plants. Proven ability to lead multi-unit operations, manage multi-shift teams, and ensure safe, reliable execution in demanding environments. Trusted to operate at plant leadership level, including acting as interim plant manager, leading emergency response as Incident Commander, and driving improvements in throughput, waste reduction, and operational efficiency.

Hands-on expertise in PHA/HAZOP, incident investigation, permit-to-work, LOTO, SAP work orders, and hazardous chemical handling.

PCNB Department Supervisor at AMVAC Chemical Corp. (2021-01 – Present)

• Directed Pentachloro Nitrobenzene (PCNB) plant operations within a 5-unit chemical manufacturing facility, ensuring safe, compliant, and efficient execution of production targets in a high-hazard environment.
• Acted as deputy to the Plant Manager, serving as interim plant leader in his absence and leading emergency response as Incident Commander during code blue and off-shift events.
• Managed 31 operators across morning, swing, and night shifts, driving consistent execution, safety compliance, and operational performance.
• Led 2021 startup and commissioning activities and 2024 decommissioning/de-inventory efforts for the PCNB plant, including SOP development for safe transfer, purge, washout, and disposal of hazardous chemicals.
• Improved batch cycle time from 20 hours to 12 hours by reducing catalyst usage in the R-102 exothermic reaction from 50 lbs. to 20 lbs.
• Increased operating equipment efficiency for rotating equipment from 70% to 80% through tighter maintenance coordination, operating discipline, and preventive maintenance execution in SAP.
• Conducted incident investigations using root cause analysis, participated in PHA/HAZOP reviews, supported Management of Change activities, updated P&IDs, and administered boiler, hot work, confined space, and LOTO permits.

Metam / Technical Department Supervisor at AMVAC Chemical Corp. (2018-01 – 2021-01)

• Increased Metam Sodium output from 5 to 6 batches per day and K-Pam output from 4 to 5 batches per day by revising work orders, retraining operators, and coaching for more efficient execution.
• Reduced TMP raw material usage in Bidrin production from 10,000 lbs. to 9,000 lbs., lowering cost while maintaining process performance.
• Improved Bidren purity from 82% to 84% by increasing nitrogen gas purge time in the reactor.
• Supervised recurring inspections and calibrations for rotating equipment, valves, level transmitters, and heat exchangers to support safe, reliable operations.

Liquids / Granules Department Supervisor at AMVAC Chemical Corp. (2015-01 – 2018-01)

• Managed production teams across liquid and granules operations, prioritizing work based on safety, timing, cost, and operational impact.
• Cross-trained operators across both process areas to improve workforce flexibility and reduce overtime by 10%.
• Supported day-to-day production execution, waste reduction, and operator development in a multi-line manufacturing environment.

PCNB Department Assistant Supervisor at AMVAC Chemical Corp. (2012-01 – 2015-01)

• Increased annual PCNB production from 1.5 million lbs. to 2.3 million lbs.
• Reduced PCNB hazardous waste by 50%, lowering crystallizer removal waste from 6 drums to 3 drums.
• Improved system reliability by switching scrubber caustic solution from 50% to 22% NaOH, resolving plugging issues and extending pump life while reducing maintenance frequency.

Control Board Lead Operator / Plant Operator at AMVAC Chemical Corp. (2000-01 – 2012-01)

• Operated the PCNB process plant through DeltaV and Rosemount DCS systems and supported safe, reliable field operations across multiple unit processes.
• Coordinated with field operators and the QC lab to sample intermediates and finished products, troubleshoot process upsets, and keep operations running efficiently.
• Trained and mentored junior operators and maintained process readings for temperature, pressure, and levels during daily plant operations.

Assistant Operator at AMVAC Chemical Corp. (1991-01 – 2000-01)

Plant Operator at Indian Petrochemical Corp. Ltd. (IPCL) (1983-01 – 1989-01)

Worked in the Vinyl Chloride Monomer (VCM) unit and supported ethylene cracker, chlorination, and waste recovery operations.

M.S. in Petrochemical Technology – M.S. University