Abraham O. Gabriel
Biosensor Development Engineer
HaMelakhim 12, Rehovot, Israel
Summary
- Electrochemical Biosensor Development Engineer with over 6 years of hands-on experience in designing, fabricating, characterizing, and optimizing scalable metabolite and biomarker sensors for healthcare and environmental diagnostics.
- Expertise in developing electrochemical sensing platforms for metabolites and analytes, including L-lactate, TMAO, and cyanotoxins, using cleanroom microfabrication, electrochemical characterization, biological sample validation, and surface biofunctionalization.
- Proven ability to optimize sensor performance by improving sensitivity, selectivity, stability, and reproducibility while advancing biosensor technologies from concept through prototype development and biological validation for diagnostic applications.
- Collaborative and innovative scientist with excellent communication skills, a patented biosensor technology, and a strong publication record, experienced in working within multidisciplinary teams to translate advanced sensing technologies toward scalable diagnostic solutions.
Overview
7
7
years of professional experience
Work History
Postdoctoral Researcher
Institute of Agricultural and Biosystems Engineering (ARO – Volcani Institute)
01.2026 - Current
- Design and optimize miniaturized electrochemical metabolite sensors for multiplexed detection of L-lactate and TMAO, enabling real-time monitoring of immunotherapy urinary biomarkers.
- Developed scalable disposable electrochemical sensor platforms via semiconductor-compatible microfabrication processes, emphasizing manufacturability and technology transfer for portable diagnostic applications.
- Develop and evaluate multiplexed impedimetric biosensors for rapid antimicrobial resistance detection using advanced surface functionalization and biomolecular immobilization strategies.
- Characterize, evaluate, and optimize electrochemical sensor performance through systematic laboratory evaluation of sensitivity, selectivity, stability testing, reproducibility, and analytical response in biological samples.
- Collaborated with multidisciplinary teams to enhance biosensor performance and translate sensing technologies into practical diagnostic applications.
- Maintain comprehensive technical documentation, development records, and experimental protocols supporting reproducible sensor development and intellectual property generation.
- Mentored junior researchers, fostering skill development and knowledge transfer within the team.
- Secured funding for innovative biosensor development projects through successful research proposals.
PhD Graduate Researcher
Hebrew University of Jerusalem
03.2019 - 09.2025
- Led development of an integrated multi-method electrochemical biosensor platform resulting in a patented sensing technology and multiple peer-reviewed publications.
- Engineered highly sensitive impedimetric and amperometric immunosensors for quantitative detection of cyanotoxins, achieving analytical performance across more than five orders of magnitude with detection limits below WHO guideline values.
- Validated biosensor performance using treated wastewater collected through collaboration with Mekorot (Israel National Water Company), demonstrating successful application in real-world environmental monitoring.
- Validated biosensor performance with treated wastewater from Mekorot (Israel National Water Company), confirming effectiveness for real-world environmental monitoring.
- Led development of integrated multi-method electrochemical biosensor platform, resulting in patented sensing technology and multiple peer-reviewed publications that advanced field knowledge.
- Analyzed complex datasets using statistical software packages, yielding insights that informed research outcomes.
- Developed comprehensive reports detailing research progress and results for stakeholders.
- Expanded professional network by attending workshops, conferences, and seminars related to my field of study.
Education
Doctor of Philosophy (PhD) - Soil and Water Sciences
Hebrew University of Jerusalem
Rehovot, Israel01-2025
Master of Science (MSc) - Environmental Quality Sciences
Hebrew University of Jerusalem
Rehovot, Israel01-2019
Bachelor of Technology (B.Tech) - Crop and Environmental Protection
Ladoke Akintola University of Technology
Ogbomoso, Nigeria02-2015
Skills
Biosensor Development: Electrochemical Biosensors, Metabolite and Biomarker Sensors (L-lactate, TMAO, Cyanotoxins), Immunosensors, Sensor Design and Characterization, Performance Optimization and Analytical Validation
Electrochemical Techniques: Electrochemical Impedance Spectroscopy (EIS), Chronoamperometry, Cyclic Voltammetry, Potentiometry, Ion-Selective Electrodes, Reference Electrode Electroplating (Ag/AgCl)
Biological Assays: Biological Media Handling (Urine, Cell Culture, Environmental Samples), Enzyme & Protein Immobilization, Surface Functionalization, Bioconjugation, ELISA, and Biomolecule Interface Engineering
Research methodologies
Characterization, Instrumentation & Analytics: Electrochemical Workstations (PalmSens MultiEmStat3, PalmSens3 MUX8, BioLogic SP-300), Experimental Design (DoE), Statistical Data Analysis (JMP, Origin, GraphPad Prism), Sensor Calibration, Reproducibility Assessment, Technical Documentation and Patent Development
Microfabrication: Photolithography (Suss MA6/BA GEN4), Metal Deposition (Magnetron Sputtering Vinci/PENTA), Etching (Reactive Ion Etching, Wet), PECVD (PlasmTherm), Disposable Chip Prototyping
Soft skills: Multidisciplinary team collaboration, Reliability, Excellent communication, Critical thinking, Project management, Problem-solving abilities
SELECTED PUBLICATIONS
- Dharanivasan Gunasekaran, Abraham O. Ogungbile, and Sefi Vernick. Comparative Evaluation of Electrochemical and Fluorescent Readouts for Immunomagnetically Captured Waterborne Pathogens using a Biochip with Bi-functional Magnetic Nanoparticles, ACS Measurement Science Au. 2026, 6, 2, 349–360
- Abraham O. Ogungbile and Sefi Vernick. A comparative study of impedimetric and amperometric immunoassays applied by a multi-method electrochemical biosensor for rapid detection of cyanotoxins in treated wastewater. 2025. J. Electrochem. Soc. 172:097503.
- Abraham O. Ogungbile, Marina Goldstein, Liliya Simkhovich, Dan Gilad, Gadi Zeira, and Sefi Vernick. Real-Time Chip-Based Impedimetric Detection of Cyanotoxins in Treated Wastewater. ACS ES&T Water. 2025.
- Reshef Gal-Oz, Sukhmani Gandhi, Abraham Ogungbile, Diptarka Roy, Moushumi Ghosh, Sefi Vernick. Biocomposite-based electrochemical chip for ethylene detection, Sensors and Actuators B: Chemical, Volume 397, 2023, 134652.
- Idan Ashur, Joel Alter, Michal Werbner, Abraham Ogungbile, Moshe Dessau, Meital Gal-Tanamy, Sefi Vernick, Rapid electrochemical immunodetection of SARS-CoV-2 using a pseudo-typed vesicular stomatitis virus model, Talanta, Volume 239, 2022, 123147.
- Abraham O. Ogungbile, Idan Ashur, Itzik Icin, Orr H. Shapiro, Sefi Vernick. Rapid detection and quantification of microcystins in surface water by an impedimetric immunosensor, Sensors and Actuators B: Chemical, Volume 348, 2021, 130687.
PATENTS
Abraham Oluwafemi. Ogungbile, Sefi Vernick. Integrated Multi-Method Electrochemical Biosensor for Rapid On-Site Detection and Quantification of Small Molecule Targets (US20250264433A1)
Timeline
Postdoctoral Researcher
Institute of Agricultural and Biosystems Engineering (ARO – Volcani Institute)
01.2026 - Current
PhD Graduate Researcher
Hebrew University of Jerusalem
03.2019 - 09.2025
Master of Science (MSc) - Environmental Quality Sciences
Hebrew University of Jerusalem
Doctor of Philosophy (PhD) - Soil and Water Sciences
Hebrew University of Jerusalem
Bachelor of Technology (B.Tech) - Crop and Environmental Protection
Ladoke Akintola University of Technology