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Customer Service Perform

Leola, PA, 17540
September 22, 2018

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Stephen Guyer

*** ****** ******, **********, ** *9615– 423-***-**** –


Scientist IV

Thermo Fisher Scientific, Greenville, SC


Perform method validations and method transfers.

Perform method development as needed.

Perform testing when analysts have difficulty with instrumentation.

Write method transfer and validation protocols.

Write SOPs for operating various instrumentation.

Write test methods.

Mentor other analysts.

Senior Chemist

Eurofins Lancaster Laboratories, Lancaster, PA


Perform method validations and method transfers.

Perform routine testing of laboratory samples using HPLC, dissolution and UV-Vis.

Analytical Chemist

Product Quest, Holly Hill, FL


Perform method transfers as needed by R&D.

Train analysts on using and troubleshooting Agilent 1260 HPLC.

Perform bulk, finished product, stability and raw material testing.

Perform investigations on out of specification results.

Vacation Specialist

CruiseOne, Ooltewah, TN

5/2015 – Present

Assist clients with planning dream vacations.

Maintain client database.

Use online inventory system for booking vacations.

Provide excellent customer service.


Bayer Consumer Care, Cleveland, TN

8/2000 – 8/2015

Supervise laboratory operations on second and third shifts.

Manage the throughput of product as the work flow coordinator on first and second shifts.

Oversee the ordering of supplies used in the Analytical Laboratory.

Train instrument chemists to perform analyses using Agilent 1100 and 1260 HPLC, Agilent 6890 GC, Perkin-Elmer AAnalyst 400 AA, Hewlett Packard 8453 UV-Vis, TOC and FT-IR and train in troubleshooting these instruments.

Train analysts to perform sample preparation.

Train analysts to use equipment such as Brookfield LVT and RVT viscometers, Mettler pH meters, automatic titrators, KF titrators, Malvern particle size analyzer, VanKel dissolution and disintegration apparati.

Considered the subject matter expert for chromatography and integration of all products analyzed at the Cleveland, TN facility of Bayer.

Perform analysis of finished products, Stability, and raw materials using HPLC, GC, and AA.

Perform laboratory investigations for OOT and OOS results.

Perform method transfers on new product launches and NDAs.

Perform PQs and preventive maintenance on laboratory equipment.

Write and revise SOPs related to laboratory operations.

Review laboratory documentation for product release.

Perform peer review on other analysts’ work.

Assist in the review of Stability reports to be compiled for APR.


Bachelor of Science (Physics)

University of Tennessee at Chattanooga, Chattanooga, TN



Proficient with Chemstation and Waters Empower3.

Proficient with WinLab32.

Proficient with Trackwise, Maximo, LIMS, and SAP.

Proficient in the use of MiniTab.

Proficient in the use of KF titrator, pH meter, Malvern particle size analyzer, potentiometric titration, LVT and RVT viscometers, specific gravity, melting point apparatus, polarimeter and TLC among others.

Attended yellow belt training course for Merck six sigma.

Attended advanced processing course for Empower2 software.

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