Sailaja Rangabhatla

618-***-**** . abgxfv@r.postjobfree.com

R&D Scientist / Analytical Chemist

Dedicated, disciplined professional with several years of research

experience and expertise in product and process development, HPLC method

development/validation, and sample preparation. Exhibit exceptional

analytical abilities and superior written and verbal communication skills;

repeatedly called upon to draft scientific reports, standard operating

procedures (SOPs), and lab protocols. Recognized for ability to contribute

to experiments from initial planning stages through execution of

investigations to data compilation and analysis.

Proven success in designing and implementing techniques that dramatically

improve efficiency of operations and overall quality, reliability, and

validity of data. Approach challenges with creativity and innovation, while

ensuring all actions comply with appropriate regulations and standards.

Experienced with cGMP and GLP standards and regulations. Highly

knowledgeable of numerous laboratory methods and techniques, including:

Protein Purification . Gas Chromatography (GC) . Mass Spectrometry (MS) .

LC/MS . Solid-Phase Extraction

Atomic Absorption Spectrometer (AA) . High Pressure Liquid Chromatography

(HPLC) . Toxicity Testing

Super-Critical Fluid Chromatography (SFC) . Tecan Robot/Tecan Automation .

Genevac

Professional Experience

Pfizer, Inc., Chesterfield, MO . 2009

R&D Analytical Chemist

Recruited to assume contract position during associate's medical leave.

Performed routine assays on R&D samples and developed new analytical

methods to support product development and continuous improvement efforts.

Provided comprehensive lab support to Auto Purification Team / Sample

Logistics (APT/SL) team. Additionally, proactively assisted SFC lab in

purifying samples, as needed.

Covidien, St. Louis, MO . 2009

R&D Chemist

Investigated elevated Molybdenum-99 (Mo-99) breakthrough following

elution of Molybdenum-99/Technetium-99m generators. Performed GC to

predict and control order of elution. Designed, set-up, and executed

experiments, analyzing results and preparing summaries/technical reports

of findings. Ensured adherence to standards and processes established by

process development team.

Pfizer, Inc., Chesterfield, MO . 2008

Purification Scientist

Skillfully performed analytical chemistry techniques to support daily

research initiatives. Developed and implemented chiral and achiral

chromatographic methods suitable for purification of large-scale

intermediates and final products. Conducted preparative scale chiral

supercritical fluid chromatography (SFC); utilized SFC/MS to obtain

separation conditions with proper combination of chiral columns and

modifiers. Conducted method development and validation, developing assay to

separate analytes of interest; measured relative proportions of analytes in

mixture using analytical chromatography. Ensured accuracy, consistency, and

completeness of all records, updating Chemistry e-Notebook (CeN).

. Repeatedly recognized, both formally and informally, by colleagues and

senior managers for providing team with high-quality samples in timely

manner and for making ongoing contributions to R&D efforts.

...Continued...

Sailaja Rangabhatla . Page 2 . abgxfv@r.postjobfree.com

Professional Experience (Continued)

Southern Illinois University at Edwardsville (SIUE), Edwardsville, IL .

2005-2007

Graduate Research Assistant - Department of Environmental Chemistry

Awarded competitive research assistantship in investigate presence of

organochlorine pesticides (OCs) in soil; research was applied to conduct

risk assessment studies and reduce cleanup costs associated with

contaminated sites. Performed acute toxicity testing using earthworms as

bioassays to confirm critical body residue (CBR) approach of OCs in soil.

Utilized broad range of analytical chemistry techniques, as well as SAS and

ANOVA, during experiments and studies. Maintained lab workbooks and

material safety data sheets in accordance with study protocols and

applicable standards and regulations.

Bharat Heavy Plates and Vessels, LTD., India . 2002

Intern - Cryogenics Department

Investigated and presented seminar to team on role of pressure vessels in

storing highly pressurized liquids; conducted comprehensive research on

oxygen and nitrogen cycling, as well as role of cryogenics, in pressure

vessels. Prepared process flowcharts and reviewed, edited, and updated

documentation, as needed.

Education & Certification

Master of Science in Environmental Sciences . Southern Illinois University

at Edwardsville (SIUE), 2007

Bachelor of Technology in Chemical Engineering . Berhampur University,

Orissa, India, 2002

Hold Base SAS 9 Certification.

Technical Proficiencies

Microsoft Office Suite, including Word, Excel, PowerPoint, and Outlook; SAS

(BASE, MACROS, SQL, ODS, STAT); STELLA; CHEMSTATION; Mathcad; and PERFORM .

Selected Research Projects

. Measured and quantified arsenic concentrations in soil samples to

compare efficiency of cation exchange disk passive samplers to

conventional soil sampling techniques.

. Investigated role of contamination of perchlorate and possible

environmental effects.

. Measured toxicity of Paraquat in animals, plants, and humans.

. Prepared environmental assessment (EA) report for project based on

NEPA guidelines that required assessment of proposed construction

project's potential environmental impact.

. Designed pipelines for oil refineries using PERFORM.

. Constructed design model using STELLA to describe effect of heat

islands on urban roof compared to green roof.

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