DONNA STEPHENS
North Little Rock,AR
Summary
Chemistry professional with experience testing raw materials and finished batches, supporting quality control, stability checks, and product consistency. Additional strengths include chemical analysis, detailed lab records, instrument calibration, and science instruction that supports strong communication in technical settings.
Overview
1
1
Certification
18
18
years of professional experience
Work History
Biology & Environmental Science Teacher
Stuttgart High School
Stuttgart, AR
07.2024 - 08.2026
- Delivered environmental science lessons aligned with district curriculum standards, fostering student interest in ecological issues.
- Developed and implemented lab activities and field investigations that engaged high school students in hands-on science learning.
- Assessed student comprehension using diverse methods, including quizzes, projects, and classroom discussions, to tailor instruction.
- Evaluated student understanding through varied assessments, including quizzes, projects, and classroom discussions, to inform teaching strategies.
- Supported planning and execution of lab activities and field investigations, enhancing student engagement in scientific inquiry.
Chemist
L'Oréal
North Little Rock, AR
08.2021 - 09.2022
- conducted chemistry-related product testing to ensure quality and compliance.
- assessed specifications, confirming product compliance with L'Oréal safety standards.
- evaluated raw materials and finished batches, ensuring quality and stability for product safety.
- Analyzed ingredient compatibility across fragrance, color, and emulsion systems.
- documented laboratory results, maintaining accurate quality and formulation records for L'Oréal.
Chemist II
Rineco / Heritage
Benton, AR
05.2019 - 03.2021
- Conducted fuel and water compatibility testing, calorimetry, total halogen testing, and Karl Fischer water analysis, ensuring compliance and accuracy to uphold quality standards.
- Supported analytical testing for acidity, alkalinity, and pH screening of oxidizers, peroxides, cyanides, and sulfides.
- Prepared reagents and standards to facilitate accurate chemical testing procedures.
- Calibrated instruments and verified equipment readiness for analysis.
- Conducted measurements of viscosity, density, and percent solids in samples.
- Performed analysis of waste samples to ensure adherence to Rineco Heritage laboratory compliance standards.
- Documented test results in laboratory records and logbooks, maintaining traceability and integrity of data.
Lab Technician III
Porocel Corporation
Little Rock, AR
01.2018 - 03.2019
- Executed quality-control checks to ensure product compliance before shipment to customers.
- Performed surface area, pH, loss-on-ignition, free-moisture, attrition, and abrasion testing.
- Documented test results in laboratory logs for accurate Porocel quality reviews.
- Maintained and calibrated lab instruments to ensure precision in Porocel testing workflows.
- Prepared samples for testing in Porocel laboratory
- Followed strict safety protocols while handling hazardous materials in the laboratory environment.
Teacher / Instructor
Brinkley High School
Brinkley, AR
06.2014 - 07.2017
- Designed standards-aligned lessons and instructional units to enhance student engagement and learning outcomes across multiple classes.
- Planned lessons at Brinkley High School to ensure alignment with district curriculum standards, enhancing instructional coherence.
- Delivered classroom instruction to support student understanding and participation.
- Assessed student work and adapted teaching plans to meet diverse learning needs, facilitating improved academic performance.
- Used multimedia resources and real-world examples to support students from varied backgrounds and learning needs.
- Established clear expectations and consistent routines to manage classroom behavior, fostering a positive learning environment.
Adult Education Instructor
Arkansas State University
Newport, AR
12.2008 - 06.2014
- Facilitated tutoring, coaching, and classroom instruction for adult learners to enhance skills and confidence.
- Instructed diverse learners in reading, writing, math, and workplace skills.
- Guided students across various education levels in GED exam preparation.
- Proctored GED exams, managed student intake processes, and maintained accurate student records.
- Assessed learner progress using placement tests and classroom evaluations.
- Supported students in achieving academic goals through targeted coaching, mentoring, and reinforcing positive learning behaviors.
- Participated in monthly meetings via teleconferencing with other campus locations. through teleconferencing with other campus locations.
Teacher / Instructor
Augusta High School
Augusta, AR
07.2009 - 07.2012
- Developed standards-aligned lessons with multimedia resources and real-world examples to engage diverse learners.
Education
Bachelor of Arts (B.A.) - Chemistry
Arkansas State University
Jonesboro, AR12-2006
Skills
- Environmental analysis
- Environmental monitoring
- Environmental testing
- Field investigation techniques
- Sample preparation
- Sample analysis
- Biological experimentation
- Ecological assessment
- Environmental data analysis
- Scientific measurement
- pH meters
- Laboratory techniques
- Data accuracy
- Office suite proficiency
- Classroom management
- Equipment listed based on the L'Oréal role information provided; retain these items only if you personally used them
Certification
Arkansas Teaching License
Timeline
Biology & Environmental Science Teacher
Stuttgart High School
07.2024 - 08.2026
Chemist
L'Oréal
08.2021 - 09.2022
Chemist II
Rineco / Heritage
05.2019 - 03.2021
Lab Technician III
Porocel Corporation
01.2018 - 03.2019
Teacher / Instructor
Brinkley High School
06.2014 - 07.2017
Teacher / Instructor
Augusta High School
07.2009 - 07.2012
Adult Education Instructor
Arkansas State University
12.2008 - 06.2014
Bachelor of Arts (B.A.) - Chemistry
Arkansas State University