Summary
Overview
Work History
Education
Skills
Timeline
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JACOB CRABTREE

CINCINNATI

Summary

Results-driven Chemical Engineer with 5+ years of experience in process operations, team management, and working within the chemical manufacturing industry. Expertise in overseeing production scheduling, conducting safety audits, and managing chemical distribution. Skilled in SAP, quality assurance, and data analysis.

Overview

6
6
years of professional experience

Work History

Chemical Engineer (Process Operations Manager)

Kao
03.2025 - Current
  • Managed a team of 11 people in the liquid making department, making 50,000 LB batches of lotion and hair care products.
  • Responsible for production scheduling.
  • Ensured safe, efficient, and effective use of personnel and equipment.
  • Conducted plant safety audits to ensure compliance with 5s programs.
  • Calculated Bulk Yield in making tanks at the end of process; approved completed batch records.
  • Ensured tank transfers and CIPs with the use of pumps and hoses hooked up to a bend panel or a roto matrix.
  • Assigned batch records to the liquid making professionals to accurately weigh & compound formulas during production.
  • Ordered raw materials through daily management of on-site chemical warehouse.
  • Oversaw a total of 66 tanks in IFIX to manage production and storage of product.
  • Conducted weekly meetings about safety, quality, and documentation.
  • Worked in SAP for identification of records and product / RM management to process production in database.
  • Responsible for my team’s payroll.

Senior Research Associate

Procter and Gamble
10.2024 - 02.2025
  • GMP trained, ensuring compliance with Good Manufacturing Practices.
  • Managed chemical distribution for batch making processes, including proper labeling and hazard identification using SDS files.
  • Oversaw a mass balance system and chemical transfers in Cispro software.
  • Worked in Enovia and Nexus for product documentation processes.
  • Executed analysis on packaging material via test methods in lab such as drop, leak, weight loss, vibration, rub, UV, and temperature conditioning.
  • Performed analytical tests to determine product performance.

R&D Technician

ZoomEssence Inc
06.2023 - 09.2024
  • Formulated and packaged chemical flavor compounds, including vanilla, chocolate, pineapple, etc.
  • Formulated 8 batches per day, keeping documentation covering batch size, material, customer, and labeling information.
  • Ensured a clean lab environment and adherence to safety protocols using Personal Protective Equipment (PPE).
  • Managed disposal of expired chemicals.
  • Developed an Excel-based system to track the location of a chemical library with 1,000+ raw materials (RM).
  • Oversaw the chemical library upkeep through warehouse refill transfers.

Quality Assurance Engineer

Sunstar Engineering
03.2022 - 04.2023
  • Designed and conducted tests to analyze raw material impact on product performance, involving data analysis.
  • Used the following equipment: FTIR, Instron, pH Probe, Viscometer, ovens, pressure flow tube, mixers, and mass balances.
  • Programmed FlexiCapture computer systems.
  • Processed documentation for incoming materials and gave QA approvals (COA).
  • Formulated 3 adhesive products per day for analytical testing.

Process Engineer

Anheuser Busch
06.2020 - 12.2020
  • Implemented a safety sanitation checklist for COVID-19 as part of the "COVID Taskforce."
  • Managed the brewing and packaging processes, measuring 25 data points per product and conducting trend analysis when necessary.
  • Executed analysis using Anton Parr, orbisphere, pH Probe, and UV Chromatography.
  • Attended key project meetings and communicated regular updates on progress in the process.
  • Managed flow of product by watching incoming material and outgoing material for packaging.
  • Collected and prepared samples for analysis, supporting 35 vessels in the brewing process, including CO2 infusion into pre-packaging tanks. Measured CO2 using a gehaltemeter.
  • Manually controlled agitators, steam and water charges, tank transfers, CIPs, and overall valves and pumps using Flink/HMI/PLC programs.
  • Conducted daily meetings to communicate data and troubleshoot equipment failures.
  • Formulated 3 products per day, working in brewing and starting the process from mash cookers to fermentation and filtering where it was then packaged in bottles
  • Operated a KHS Filler to package 11 cases per day, including labeling and delivery to different departments.
  • Ordered bottles and managed overall packaging inventory in storage.

Chemical Analyst

ALS Global
05.2019 - 08.2019
  • Followed safety protocols in the lab for testing water/soil samples.
  • Adapted to cultural differences, communicating entirely in Spanish.
  • Conducted laboratory testing using equipment such as a UV Chromatographer, Mass spectrometer, pH probe, ovens, pestle and mortar, and auto-samplers.
  • Executed pH analysis on ~50 samples/day, adjusting acidity within a specific range using hydrochloric acid, and nitric acid.
  • Regulated quality assurance of ~100 samples/day, finding incorrect pH levels and other issues.
  • Accounted for all samples' chain of custody, documenting related data, and communicated results across 4 separate teams.

Education

Bachelor of Science - Chemical Engineering

Purdue University
West Lafayette, IN
01.2021

Skills

  • Chemical Analysis
  • Quality Control
  • Safety Protocols Adherence
  • Team Leadership
  • Process Management

Timeline

Chemical Engineer (Process Operations Manager)

Kao
03.2025 - Current

Senior Research Associate

Procter and Gamble
10.2024 - 02.2025

R&D Technician

ZoomEssence Inc
06.2023 - 09.2024

Quality Assurance Engineer

Sunstar Engineering
03.2022 - 04.2023

Process Engineer

Anheuser Busch
06.2020 - 12.2020

Chemical Analyst

ALS Global
05.2019 - 08.2019

Bachelor of Science - Chemical Engineering

Purdue University

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