David Riggs
Regional Applications Engineer - Northeast at Hanna Instruments- Claim this Profile
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Experience
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Hanna Instruments
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United States
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Appliances, Electrical, and Electronics Manufacturing
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300 - 400 Employee
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Regional Applications Engineer - Northeast
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Jun 2020 - Present
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Application Engineer
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Aug 2018 - Jun 2020
Primary responsibilities involved technical support of automatic potentiometric titration and Karl Fischer titration systems, including but not limited to, method development, installation, and service.Primary job duties included: - Method development of titration methods and procedures - Analysis of customer samples to ensure data integrity - Authored customer-specific Standard Operating Procedures (SOPs) - Installation of new instrumentation at customer location- Instrument calibration and maintenance at customer location- Conducted instrument operator training at customer location- Conducted intracompany technical training on instrument theory and operation for both national and international employees- Authored various types of internal documents for marketing material- Post-sale instrument support
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Study Director
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Mar 2017 - Aug 2018
As a Study Director, conducted soil metabolism, sludge biodegradation, and activated sludge respiration inhibition studies following technical guidance documents (FDA/OECD) and good laboratory practices - Operated Agilent 1200 series HPLC with ChemStation, Laura and ProFSA controlling software- Trained technical staff on proper study conduct, GLP documentation practices, and proper instrument use - Authored procedures to be used during studies - Authored full technical reports on conducted studies - Revised internal SOPs - Compiled and input data - Active member on the Safety Committee for three years
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Assistant Chemist
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Feb 2016 - Mar 2017
Primary job functions were to conduct environmental risk assessment tests from an advanced technical level- Began basic operational training of HPLC - Performed research under a senior scientist to discover ways to increase extractability of organic molecules from soil- Presented findings of research at SETAC conference- Trained to be a study director and began conducting studies independantly - Conducted bioconcentration factor (BCF), bioaccumulation factor (BAF), and biomagnification (BMF) testing on fish using carbon-14 labeled agricultural chemicals- Followed SOPs and performed testing in compliance with GLP (21CFR58)
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Chemical Technician
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Jan 2015 - Feb 2016
Primary responsibilities of this role were to conduct various extractions in preparation for HPLC analysis, conduct routine water quality analysis, prepare reagents, and record and compile data in accordance with Good Laboratory Practices (GLP)- Conducted solid-liquid extractions, liquid-liquid extractions, and other bench chemistry - Water quality measurements including dissolved oxygen, pH, and oxidation reduction potential- Prepared reagents - Ordered supplies- Compiled data into complete data sets - Proficient in Microsoft Office including Excel, Word, Outlook, and PowerPoint.
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Bridgewater State University
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United States
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Higher Education
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700 & Above Employee
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Lab Expierence
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Sep 2009 - May 2014
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Lab Assistant to Visually Impaired
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Sep 2013 - Dec 2013
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Education
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Bridgewater State University
Bachelor of Science (B.S.), Chemistry -
Franklin High School