About Me
A dedicated professional with expertise in Next-Generation Sequencing (NGS) and microbial ecology.
My Expertise
With hands-on experience across the full NGS workflow—from precise library preparation and sequencing (Illumina, Nanopore) to data analysis using SLURM pipelines and R—I approach each step with a methodical, problem-solving mindset.
My focus is on making molecular insights accurate, reproducible, and meaningful. Whether troubleshooting workflows or optimizing protocols, I aim to bring clarity and efficiency to every stage of the process.
NGS Techniques
End-to-end sequencing solutions.
Microbial Ecology
Insights into microbial communities.
Bioinformatics
Decoding complex biological data.
Workflow Automation
Streamlined research processes.
Skills Snapshot
Wet Lab Skills
Dry Lab Skills
Programming & Data Analysis Languages
Career Journey
A timeline of my professional and educational milestones.
PhD in Biology
University of Toledo | 2022–Present
Ohio, USA
- Microbial ecology, metabarcoding, ML
- SLURM / HPC
Technical Sales Specialist
Specialized Scientific Solutions | 2020–2021
Riyadh, Saudi Arabia (Remote)
- MGI, Illumina: Technical Sales
- Customer Support
Assistant Manager, Molecular Biology
LifeCell International | 2020
Chennai, India
- Lab management
- Workflow automation
- Amplicon, WES, WGS: Library Prep
Research Associate
MedGenome Labs | 2017–2020
Bangalore, India
- DNA sequencing: Sanger, NGS
- Illumina instrument: handling and maintenance
- PCR/qPCR
- LIMS, Workflow optimization
Researcher
Geobiotechnology Lab | 2015–2017
Trichy, India
- Soil microbial ecology, aDNA Metabarcoding
- DNA extraction, PCR
Senior Research Fellow
Indian Agricultural Research Institute–ITCC | 2013–2015
New Delhi, India
- Microbiome analysis at Indian Type Culture Collection
- PCR, Barcoding, Fungal Molecular Taxonomy
- Entomology: Metabarcoding
MSc Biotechnology
Bharathidasan University
Trichy, India
Projects & Publications
Explore some of the work I've done and contributions to scientific literature.
Projects
Microbiome Dashboard
A Shiny dashboard to explore diversity, ordination, and taxa distribution from metabarcoding data.
Introduction to Metabarcoding
A beginner-friendly guide to processing metabarcoding datasets on high-performance computing systems.
Writing using Markdown and Zotero
A workflow to write and cite scientific articles using Markdown with Zotero integration for reference management.
Beginners guide to Git and GitHub
A quick start guide to Git and GitHub, including step-by-step instructions to integrate version control into RStudio.
Publications
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Thomas, S. P., Shanmuganathan, B., Krishnan, S., Goswami, K., Dev, M., Jaiswal, M. K., Kumaresan, A., & Sadasivam, S. K. (2018). Metabarcoding of PalEnDNA as an efficient tool to recover ancient bacterial diversity. Geomicrobiology Journal, 35(9), 798–803. https://doi.org/10.1080/01490451.2018.1474507
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Thomas, S. P., Shanmuganathan, B., Jaiswal, M. K., Kumaresan, A., & Sadasivam, S. K. (2019). Legacy of a Pleistocene bacterial community: Patterns in community dynamics through changing ecosystems. Microbiological Research, 226, 65–73. https://doi.org/10.1016/j.micres.2019.06.001
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Machado-Silva, F., Weintraub, M., Ward, N. D., Doro, K. O., Regier, P. J., Ehosioke, S., Thomas, S. P., Peixoto, R. B., … Myers-Pigg, A. N. (2023). Groundwater redox dynamics across the terrestrial-aquatic interface of Lake Erie coastal ecosystems. bioRxiv. https://doi.org/10.1101/2023.06.12.544684
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Ehosioke, S. Adebayo, M. B., Bailey, V. L., Peixoto, R. B., Emmanuel, E. D., Machado-Silva, F., Regier, P. J., Spanbauer, T., Thomas, S. P., Ward, N. D., Weintraub, M. N., & Doro, K. O. (2024). Geophysical methods reveal the soil architecture and subsurface stratigraphic heterogeneities across land-lake interfaces along Lake Erie. Journal of Soils and Sediments, 24, 2215–2236. https://doi.org/10.1007/s11368-024-03787-w
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Kamil, D., Prameeladevi, T., Ganesh, S., Prabhakaran, N., Nareshkumar, R., & Thomas, S. P. (2017). Green synthesis of silver nanoparticles by entomopathogenic fungus Beauveria bassiana and their bioefficacy against mustard aphid (Lipaphis erysimi Kalt.). Indian Journal of Experimental Biology, 55(8), 555–561. ResearchGate link
Get in Touch
I'm open to opportunities and collaborations in the field of Next-Generation Sequencing (NGS) and beyond.
Contact Me
I am actively seeking opportunities as a Field Application Scientist or in Technical Support within the Next-Generation Sequencing (NGS) sector. If you have an opening—or would like to explore how I can contribute to your team—please feel free to get in touch.
Additionally, I offer professional NGS data analysis services and hands-on Basic R workshops, tailored to suit research labs, academic institutions, or individual learning goals.