Summary
Overview
Work History
Education
Timeline
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Robert Kirsten

Analytical Scientist
Oaklyn,NJ

Summary

Collaborative manager and analyst with considerable laboratory experience. Proficient in best lab practices (ISO 17025) and global manufacturing practices (GMP, GxP) and regulatory requirements of industry operations. Talented and optimistic leader with both an analytical and unique approach to business planning and day-to-day problem-solving.

Overview

8
8
years of professional experience

Work History

LCMS & HPLC Manager

Trichome Analytical
04.2024 - 04.2025

Managed the daily operations of the HPLC and LCMS departments to ensure high quality results within established timeframes

  • Managed the preparation, operation, analysis and reporting of LCMS and HPLC samples to produce high quality analytical results while adhering to ISO 17025 and NJ regulations.
  • Managed and motivated employees across multiple departments to be collaborative, productive and efficient.
  • Maximized performance and efficiency by monitoring daily sample analyses and mentoring analysts.
  • Enhanced customer satisfaction by resolving disputes promptly, maintaining open lines of communication, and ensuring high-quality service delivery.
  • Mentored junior team members for career advancement, fostering a pipeline of future leaders within the organization.
  • Attempted to develop a strong company culture focused on employee engagement, collaboration, and continuous learning opportunities.

HPLC Supervisor & Analyst

Trichome Analytical
01.2022 - 04.2024

Developed and oversaw daily operations of the HPLC department

  • Prepared, sampled, extracted, analyzed and reported cannabis potency for cannabis and cannabis products, including same-day turn around times.
  • Enhanced laboratory efficiency by streamlining sample preparation processes and optimizing instrument usage.
  • Established performance metrics for the team, consistently tracking progress towards goals and making adjustments as needed.
  • Conducted routine maintenance on analytical instruments, preventing costly repairs or unexpected downtime due to malfunctions or wear-and-tear issues.
  • Championed continuous improvement efforts within Trichome by promoting best practices for process improvement, method development and instrumentation usage.
  • Participated in external proficiency testing programs to benchmark performance against industry standards and identify areas for improvement.
  • Identified operational inefficiencies and implemented corrective measures, leading to overall increases in effectiveness.
  • Contributed to cost-saving initiatives by identifying opportunities for reducing waste and increasing resource efficiency in the lab.

HPLC Analyst & Lab Technician

Curaleaf
05.2021 - 09.2021

Prepared and performed HPLC quality control analyses and instrument maintenance on cannabis and cannabis products

  • Enhanced laboratory efficiency by streamlining sample preparation processes and optimizing instrument usage.
  • Increased quality control compliance by conducting thorough data reviews and addressing discrepancies promptly.
  • Collaborated with cross-functional teams to support product development, ensuring timely completion of projects.
  • Conducted routine maintenance on analytical instruments, preventing costly repairs or unexpected downtime due to malfunctions or wear-and-tear issues.

Instrument Engineer

Troemner, LLC: Subsidiary of Mettler Toledo
07.2019 - 05.2020

Conducted NVLAP-certified (ISO-17025) calibrations, troubleshooting, and repairs on sensitive pressure instruments

  • Delivered consistent results under tight deadlines while adhering to strict quality standards in the calibration of highly sensitive manual and automated-based pressure instruments.
  • Utilized dead-weight tests and Compass software with known Troemner standards on a calibrated piston gauge (1PSI-1500PSI) based on local SOPs.
  • Demonstrated commitment to professional development through ongoing training in emerging practices related to instrumentation engineering, such as 5S training.
  • Communicated and tracked logistical and technical data with vendors and customers to ensure high quality repairs, calibrations and deliveries

Quality Control Analyst (GMP)

Janssen: Pharmaceutical Companies of Johnson & Johnson
08.2018 - 07.2019

Quality control analyses and offered analytical support for production on pharmaceutical-grade protein-based samples as well as environmental monitoring of manufacturing waters according to all local SOPs and worldwide GMP regulations

QC Tests Performeded (GMP compliant)

  • Size-Exclusion HPLC on in-process and final product samples using software Waters: Empower version 3
  • UV-Vis spectrophotometry on final product samples via OD280
  • Nephelometry (backup) on in-process and final samples via Nephelometer

Aqueous Environmental Wet Chemistry Tests Performed (GMP compliant)

  • pH - analytical production support, raw material and validation samples
  • Nitrates - environmental monitoring samples
  • Osmolality - analytical production support and validation samples
  • Conductivity - analytical production support, raw material and validation samples
  • Color and Appearance - environmental monitoring samples

Environmental Chemist

EMSL Analytical, Inc
06.2017 - 08.2018

Prepared and conducted routine and non-routine analyses on environmental monitoring samples according to all SOPs, safety and QC regulations

Environmental Wet Chemistry Tests Performed

  • Methylene Blue Anion Surfactants (MBAS) - Chloroform Extracted Materials
  • pH - Probe & Paper | Specific Conductance | Flashpoint
  • Total Percent Solids | Total Suspended Solids | Total Dissolved Solids
  • Oil and Grease Hexane Extracted Materials (HEM) | Oil and Grease Silica Gel Treated (SGT)
  • Chemical Oxygen Demand (COD) | Carbonaceous & Biochemical Oxygen Demand (CBOD & BOD)
  • Hexavalent Chromium (aqueous/wastewaters) | Hexavalent Chromium via Ion Chromatography (air filters)

Education

Bachelor of Science - Chemistry, Cum Laude

Rutgers, The State University of New Jersey
05.2001 -

Timeline

LCMS & HPLC Manager

Trichome Analytical
04.2024 - 04.2025

HPLC Supervisor & Analyst

Trichome Analytical
01.2022 - 04.2024

HPLC Analyst & Lab Technician

Curaleaf
05.2021 - 09.2021

Instrument Engineer

Troemner, LLC: Subsidiary of Mettler Toledo
07.2019 - 05.2020

Quality Control Analyst (GMP)

Janssen: Pharmaceutical Companies of Johnson & Johnson
08.2018 - 07.2019

Environmental Chemist

EMSL Analytical, Inc
06.2017 - 08.2018

Bachelor of Science - Chemistry, Cum Laude

Rutgers, The State University of New Jersey
05.2001 -
Robert KirstenAnalytical Scientist