Jocelyn C. Hach
Pine,CO
Summary
Experienced professional with over 20 years of expertise in field service engineering, analytical chemistry, and biological research. Demonstrated success in maintaining, troubleshooting, and optimizing advanced scientific instruments. Strong academic foundation in microbiology, immunology, and biology. Proficient in delivering exceptional customer service, conducting complex experiments, and contributing to influential research publications through a combination of technical skills and effective interpersonal communication.
Overview
22
22
years of professional experience
Work History
Field Service Engineer III
Thermo Fisher Scientific
01.2018 - Current
- Conduct on-site installations, repairs, and validations of chromatography and mass spectrometry instruments, including LC/MS, GC/MS, IC, and advanced electron microscopy systems.
- Diagnose and resolve complex hardware, software, and performance issues.
- Deliver comprehensive customer training on instrument operation, maintenance, and safety protocols.
- Maintain up-to-date knowledge of regulatory standards and laboratory best practices.
Senior Scientist/Analytical Chemist
Dublin Pain Clinic
06.2017 - 12.2017
- Performed clinical diagnostic testing using Shimadzu LCMS-8040 systems.
- Developed and validated analytical methods in compliance with regulatory standards.
- Ensured accurate documentation and reporting of pre-analytical, analytical, and post-analytical procedures.
Senior Research Assistant
The Ohio State University
06.2016 - 01.2017
- Investigated microbial symbionts and digestive enzyme activity in Pariplaneta americana.
- Designed and executed experiments with both germ-free and germ-typical models.
- Authored and presented findings at scientific meetings and published in peer-reviewed journals.
Senior Research Associate
Nationwide Children’s Hospital
08.2015 - 02.2016
- Designed and conducted pre-clinical immunological experiments for FDA-regulated human studies.
- Isolated PBMCs for flow cytometry and cytokine analysis.
- Trained and mentored graduate students on laboratory techniques and compliance standards.
Laboratory Manager/Research Associate
The Ohio State University
12.2012 - 03.2015
- Conducted advanced immunology and virology experiments, including CRISPR-cas9, FACS, and confocal microscopy.
- Maintained cell lines and managed viral cultivation processes.
- Developed and enforced comprehensive laboratory safety protocols.
- Analyzed data for publication in scientific journals and conference presentations.
Research Associate 1
The Ohio State University
04.2007 - 06.2012
- Operated and maintained mass spectrometry instruments, including Q-TOF, LTQ-Orbitrap, and GC/MS systems.
- Performed protein quantitation, enzymatic digestion, and 2D DIGE experiments.
- Trained researchers in mass spectrometry instrumentation and data analysis.
Research Assistant
The Ohio State University
06.2003 - 06.2006
- Conducted embryological studies and developmental research on amphibians and fish.
- Performed aging, sexing, and habitat maintenance of animal models.
Education
Master of Microbiology and Immunology -
Colorado State University
Fort Collins, CO06.2025
Bachelor of Science - Biology, Music Performance
The Ohio State University
Columbus, OH06.2006
Skills
- Molecular Biology: CRISPR-cas9, PCR, plasmid purification, RNA/DNA isolation, qRT-PCR
- Instrumentation: LC/MS, GC/MS, HPLC, confocal microscopy, flow cytometry (FACS)
- Analytical Techniques: Protein purification, western blotting, 1D/2D electrophoresis
- Regulatory Expertise: FDA compliance, IRB protocols, laboratory safety standards
- Software Proficiency: Statistical software, Microsoft Office, Photoshop
Awards
Designed scientific illustrations for Journal of Biological Chemistry (2014)., Member of New Albany Symphony Orchestra and South Florida Symphony Orchestra., Mentored and trained over 20 graduate students and laboratory technicians.
Timeline
Field Service Engineer III
Thermo Fisher Scientific
01.2018 - Current
Senior Scientist/Analytical Chemist
Dublin Pain Clinic
06.2017 - 12.2017
Senior Research Assistant
The Ohio State University
06.2016 - 01.2017
Senior Research Associate
Nationwide Children’s Hospital
08.2015 - 02.2016
Laboratory Manager/Research Associate
The Ohio State University
12.2012 - 03.2015
Research Associate 1
The Ohio State University
04.2007 - 06.2012
Research Assistant
The Ohio State University
06.2003 - 06.2006
Bachelor of Science - Biology, Music Performance
The Ohio State University
Master of Microbiology and Immunology -
Colorado State University
Similar Profiles
Emily RobinsonEmily Robinson
Pharmacy Technician II at Fisher Bioservices, Thermo Fisher ScientificPharmacy Technician II at Fisher Bioservices, Thermo Fisher Scientific
Mollie KoehlerMollie Koehler
Dispatch at Thermo Fisher Scientific Inc.Dispatch at Thermo Fisher Scientific Inc.
Kelly HardyKelly Hardy
Medical Project Coordinator at PPD/Thermo Fisher ScientificMedical Project Coordinator at PPD/Thermo Fisher Scientific
KHOON HOONG TAIKHOON HOONG TAI
Senior Scheduler at Thermo Fisher ScientificSenior Scheduler at Thermo Fisher Scientific
TRAVIS AARDSMATRAVIS AARDSMA
ECMO Specialist/ Respiratory Therapist Specialist at Children’s Hospital ColoradoECMO Specialist/ Respiratory Therapist Specialist at Children’s Hospital Colorado