STRATEGIC R&D LEADER AND HYBRID SCIENTIST
Multidisciplinary PhD Immunologist with over 15 years of leadership in biotech R&D. I orchestrate the full drug development value chain, spanning high-level academic discovery, cross-border corporate transformations, and late-phase clinical transitions.
I bridge the gap between biological complexity and computational integrity by leveraging applied AI, machine learning, and IT-grade biostatistics. My mission is to accelerate the discovery of next-generation therapeutics—across vaccines, biologics, and small molecules—by integrating version-controlled transparency and reproducible workflows into rigorous scientific and regulatory standards.
CORE STRATEGIC PHILOSOPHY
- Multi-Modality Expertise: Proven track record in the development of DNA vaccines, small molecules, peptides, and complex biologics (bispecifics, immunocytokines)
- Diverse Therapeutic Impact: Extensive R&D experience across immuno-oncology, allergy, autoimmune diseases, inflammatory disorders, and infectious diseases
- Agile Research Settings: Successfully led programs within Big Pharma (Roche), high-growth Biotech (VAXIMM, Worg), prestigious Academic Institutes (Ludwig, CNRS), and specialized R&D Consulting
- Computational Integrity: Architect of high-integrity Python pipelines designed to replace manual data processing with reproducible, auditable, and version-controlled discovery workflows
- Scientific Authorship: Author of the book "Intuitive Biostatistics with Python" (Oxford University Press, 2026), establishing a new standard for data literacy in the life sciences
RESEARCH EXPERIENCE
- Directed technical and operational stabilization through the corporate business combination and successful public market listing on the Nasdaq, while safeguarding IP assets and aligning capital strategy to sustain pipeline valuation.
- Leading a multi-modality R&D strategy across clinical-stage immuno-oncology programs, translating complex mechanism-of-action datasets into global regulatory milestones and board-level portfolio decisions.
- Oversaw CMC and Quality strategy for live biotherapeutics, including the design and progression of innovative oral formulations for DNA vaccine platforms.
- Directing an international network of internal teams and decentralized CROs/CDMOs across Europe, the US, and Asia, enforcing rigorous data integrity and GCLP translational standards.
- Accredited for the French Research Tax Credit (CIR): officially recognized by the French Ministry of Higher Education & Research to provide high-level R&D consulting services with significant fiscal advantages for clients
- Providing high-level R&D consulting and objective due diligence through a truthful examination of raw data for M&A and investment evaluations
- Deploying applied AI and Python-based pipelines to automate experimental analysis, ensuring the highest standards of research integrity for biotech clients
- Directed the preclinical lifecycle for a diverse portfolio including small molecules, peptides, and biologics
- Established GLP IND-enabling programs for lead candidates in ophthalmology and successfully extended packages to support Phase IIa trials in autoimmune and allergy indications
- Authored and defended critical regulatory documentation for the FDA, EMA, and CDE (China), including Investigator Brochures and CTD Modules
- Acted as a strategic consultant between R&D and Technical Development (PTDE), facilitating the transfer of human immunobiology techniques to support high-priority assets like gantenerumab and glofitamab
- Led the transition of artisanal cell-based assays into standardized, robotic, and GMP-compliant workflows, significantly enhancing throughput and data reproducibility
- Directed R&D, nonclinical pharmacology, and toxicology for the proprietary oral bacterial DNA vaccine platform (VXM01, VXM04, VXM06, VXM10).
- Spearheaded the co-development and clinical translation of the personalized neoantigen asset (NECVAXNEO1) in a strategic alliance with NEC Corporation.
- Deployed machine learning workflows on patient NGS data to automate neoantigen prediction, selection, and epitope assembly.
- Supervised GCLP clinical immunomonitoring and translational histopathology for Phase I/II oncology clinical trials (glioblastoma, pancreatic cancer) while managing global CRO networks.
- Led business development and strategic scientific partnering initiatives across academic institutions and pharmaceutical co-developers.
Dedicated period for family care, paired with advanced professional competencies in biostatistics, physiology, and Python programming.
- Assessed novel tumor stroma-targeted IL-2-variant immunocytokines, combining them with immune checkpoint inhibitors in genetically engineered mouse models (GEMM) of lung cancer (Lab: Prof. Zippelius/Dr. Klein)
- Served as Deputy Study Director for animal licenses and established high-impact collaborations with ETHZ, MGH, and CureVac
- Characterized T-cell responses in melanoma patients following therapeutic vaccination using single-cell analysis and TCR sequencing (Lab: Prof. Romero)
- Mentored and supervised undergraduate/graduate students and technical staff in advanced laboratory techniques
- Spearheaded a national initiative focused on the transduction of human dendritic cells using adenoviral vectors to enhance the presentation of HIV-1 epitopes
- Orchestrated a long-term collaborative project with the Laboratory of Virology & Viral Pathogenesis, focusing on potentiating anti-HIV-1 immune responses
- Innovated functional CD40L mimetics utilizing C3-symmetric peptide scaffolds, working at the high-impact interface of organic chemistry and immunology
- Served as Lab Manager within the Immunologie et Chimie Thérapeutiques group at the IBMC (Lab: Prof. Muller; Member of the French Academy of Sciences), overseeing daily operations and technical infrastructure
- Mentored and trained a diverse group of students and technical staff in advanced laboratory techniques
- Instructed undergraduate biochemistry cohorts in foundational immunology, laboratory techniques, and rigorous experimental design.
- Mentored students in hypothesis testing and scientific communication, establishing the pedagogical foundation that culminated in international textbook authorship (Oxford University Press).
- Engineered and administered core laboratory network infrastructure, workstations, and high-availability servers to ensure continuous data availability for high-throughput instrumentation.
- Conducted specialized computational workshops to elevate laboratory data literacy, establishing a lifelong foundation in systems engineering and reproducible digital architectures.
MULTIDISCIPLINARY METHODOLOGICAL AND COMPUTATIONAL EXPERTISE
Experimental and Translational Sciences
Immunology
Cell biology and imaging
in vivo pharmacology
Molecular biology and biochemistry
Advanced Computational & Data Engineering
Expert in leveraging Python (Pandas, Plotly, Scikit-learn) and Cloud (GCP) to build automated discovery tools that ensure biological data integrity and research auditability. Architect of high-performance Python pipelines and version-controlled reporting workflows, moving the laboratory environment toward IT-driven reproducibility. Expert in designing (sc)RNA-Seq pipelines and NGS-based neoantigen discovery workflows.
Applied AI, data science & programming
Bioinformatics, cloud & research operations
Hardware & systems engineering
Professional development and strategic certifications
Cloud computing & applied AI (2023—2026)
Advanced mathematics & data science (2017—2023)
Quantitative biology & bioinformatics (2017—2023)
Scientific foundation and regulatory leadership (2004—2017)
SCIENTIFIC IMPACT, PUBLICATIONS AND INTELLECTUAL PROPERTY (IP)
Demonstrated research excellence with an h-index of 19, 24 peer-reviewed publications, and 2 international patents; formally accredited for the French Research Tax Credit (CIR) 2025—2027 and officially recognized by the French Ministry of Higher Education & Research.
- Young LE, Schnieke AE, McCreath KJ, Wieckowski S, Konfortova G, Fernandes K, Ptak G, Kind AJ, Wilmut I, Loi P, Feil R. Conservation of IGF2-H19 and IGF2R imprinting in sheep: effects of somatic cell nuclear transfer. Mech Dev (2003) 120:1433-1442. doi: 10.1016/j.mod.2003.09.006
- Wu W, Wieckowski S, Pastorin G, Benincasa M, Klumpp C, Briand JP, Gennaro R, Prato M, Bianco A. Targeted delivery of amphotericin B to cells by using functionalized carbon nanotubes. Angew Chem Int Ed Engl (2005) 44:6358-6362. doi: 10.1002/anie.200501613
- Wieckowski S, Fournel S, Sun W, Trouche N, Dumortier H, Bianco A, Chaloin O, Habib M, Peter JC, Schneider P, Vray B, Toes RE, Offringa R, Melief CJ, Hoebeke J, Guichard G. C3-symmetric peptide scaffolds are functional mimetics of trimeric CD40L. Nat Chem Biol (2005) 1:377-382. doi: 10.1038/nchembio746 – Research Highlights: Drug Discovery: Immune booster. Nature (2005) 438:132. Immunotherapy: TNFR superfamily trimers. Nat Rev Drug Discov (2006) 5:1
- Pastorin G, Wu W, Wieckowski S, Briand JP, Kostarelos K, Prato M, Bianco A. Double functionalization of carbon nanotubes for multimodal drug delivery. Chem Commun (Camb) (2006) 21:1182-1184. doi: 10.1039/b516309a – Recognized as within the top 50 articles published in 2006 in Chem Commun
- Bianco A, Fournel S, Wieckowski S, Hoebeke J, Guichard G. Solid-phase synthesis of CD40L mimetics. Org Biomol Chem (2006) 4:1461-1463. doi: 10.1039/b601528j
- Kostarelos K, Lacerda L, Pastorin G, Wu W, Wieckowski S, Luangsivilay J, Godefroy S, Pantarotto D, Briand JP, Muller S, Prato M, Bianco A. Cellular uptake of functionalized carbon nanotubes is independent of functional group and cell type. Nat Nanotech (2007) 2:108-113. doi: 10.1038/nnano.2006.209
- Wieckowski S, Trouche N, Chaloin O, Guichard G, Fournel S, Hoebeke J. Cooperativity in the interaction of synthetic CD40L mimetics with CD40 and its implication in cell signaling. Biochem (2007) 46:3482-3493. doi: 10.1021/bi602434a
- Habib M, Chamekh M, Rivas MN, Wieckowski S, Sun W, Bianco A, Trouche N, Chaloin O, Dumortier H, Goldman M, Guichard G, Fournel S, Vray B. Small molecule CD40L mimetics promote control of parasitemia by enhancing CD8+ cells production of interferon-γ during experimental Trypanosoma cruzi infection. J Immunol (2007) 178:6700-6704. doi: 10.4049/jimmunol.178.11.6700
- Trouche N, Wieckowski S, Sun W, Chaloin O, Briand JP, Hoebeke J, Fournel S, Guichard G. Small trivalent architectures mimicking homotrimers of the TNF superfamily member CD40L: delineating the relationship between structure and effector function. JACS (2007) 129:13480-13492. doi: 10.1021/ja073169m
- Rich LR, Papalia GA, Flynn PJ… Wieckowski S… Myszka DG. A global benchmark study using affinity-based biosensors. Anal Biochem (2009) 386:194-216. doi: 10.1016/j.ab.2008.11.021
- Partidos CD, Hoebeke J, Wieckowski S, Chaloin O, Bianco A, Moreau E, Briand JP, Desgranges C, Muller S. Immunomodulatory consequences of ODN CpG-polycation complexes. Methods (2009) 49:328-333. doi: 10.1016/j.ymeth.2009.03.005
- Jandus C, Bioley G, Dojcinovic D, Derré L, Baitsch L, Wieckowski S, Rufer N, Kwok WW, Tiercy JM, Luescher IF, Speiser DE, Romero P. Tumor antigen specific regulatory CD4 T-cells identified in human metastatic melanoma: peptide vaccination results in selective expansion of Th1-like counterparts. Cancer Res (2009) 69:8085-8093. doi: 10.1158/0008-5472.CAN-09-2226
- Wieckowski S, Baumgaertner P, Corthésy P, Voelter V, Romero P, Speiser DE, Rufer N. Fine structural variations of αβTCRs selected by vaccination with natural versus altered self-antigen in melanoma patients. J Immunol (2009) 183:5397-5406. doi: 10.4049/jimmunol.0901460
- Iancu EM, Baumgaertner P, Wieckowski S, Speiser DE, Rufer N. Profile of a serial killer: cellular and molecular approaches to study individual cytotoxic T-cells following therapeutic vaccination. J Biomed Biotech (2011) 2011:452606. doi: 10.1155/2011/452606
- Baitsch L, Baumgaertner P, Devêvre E, Raghav SK, Legat A, Barba L, Wieckowski S, Bouzourene H, Deplanke B, Romero P, Rufer N, Speiser DE. Exhaustion of tumor-specific CD8+ T cells in metastases from melanoma patients. J Clin Invest (2011) 121:2350-2360. doi: 10.1172/JCI46102
- Wieckowski S, Speiser DE, Gupta B, Iancu EM, Baumgaertner P, Baitsch L, Michielin O, Romero R, Rufer N. Single cell analysis reveals similar functional competence of dominant and non-dominant CD8 T-cell clonotypes. Proc Natl Acad Sci USA (2011) 108:15318-15323. doi: 10.1073/pnas.1105419108
- Leimgruber A, Ferber M, Irving M, Wieckowski S, Hussain-Kahn H, Derré L, Rufer N, Zoete V, Michielin O. TCRep 3D: an automated in silico approach to study the structural properties of TCR repertoires. PloS ONE (2011) 6: e26301. doi: 10.1371/journal.pone.0026301
- Lövgren T, Baumgaertner P, Wieckowski S, Devêvre E, Guillaume P, Luescher I, Rufer N, Speiser DE. Enhanced cytotoxicity and decreased CD8 dependence of human cancer-specific T cells after vaccination with low peptide dose. Cancer Immunol Immunother (2012) 61(6):817. doi: 10.1007/s00262-011-1140-1
- Gupta B, Iancu EM, Gannon PO, Wieckowski S, Baitsch L, Speiser DE, Rufer N. Simultaneous coexpression of memory-related and effector-related genes by individual human CD8 T cells depends on antigen specificity and differentiation. J Immunother (2012) 35(6):488. doi: 10.1097/CJI.0b013e31826183a7
- Wieckowski S, Hemmerle T, Savic Prince S, Dolder Schlienger B, Hillinger S, Neri D, Zippelius A. Therapeutic efficacy of the F8-IL2 immunocytokine in a metastatic mouse model of lung. Lung Cancer (2015) 88(1):9. doi: 10.1016/j.lungcan.2015.01.019
- Gannon PO, Wieckowski S, Baumgaertner P, Hebeisen M, Allard M, Speiser DE, Rufer N. Quantitative TCR avidity assessment by NTAmers reveals melanoma antigen-specific T cell repertoires enriched for high functional competence. J Immunol (2015) 195:356. doi: 10.4049/jimmunol.1403145
- Schmitz-Winnenthal FH, Hohmann N, Schmidt T, Podola L, Friedrich T, Lubenau H, Springer H, Wieckowski S, Breiner KM, Mikus G, Büchler MW, Keller AV, Koc R, Springfeld C, Knebel P, Bucur M, Grenacher L, Haefeli WE, Beckhove P. A phase 1 trial extension to assess immunologic efficacy and safety of prime – boost vaccination with VXM01, an oral T cell vaccine against VEGFR2, in patients with advanced pancreatic cancer. OncoImmunology (2018) 7(4):e1303584. doi: 10.1080/2162402X.2017.1303584
- Kashyap AS, Fernandez-Rodriguez L, Zhao Y, Monaco G, Trefny MP, Yoshida N, Martin K, Sharma A, Olieric N, Shah P, Stanczak M, Kirchhammer N, Park SM, Wieckowski S, Laubli H, Zagani R, Kasenda B, Steinmetz MO, Reinecker HC, Zippelius A. GEF-H1 signaling upon microtubule destabilization is required for dendritic cell activation and specific anti-tumor responses. Cell Rep (2019) 28(13):3367. doi: 10.1016/j.celrep.2019.08.057
- Wieckowski S, Avenal C, Orjalo AV, Gygax D, and Cymer F. Toward a better understanding of bioassays for the development of biopharmaceuticals by exploring the structure-antibody-dependent cellular cytotoxicity relationship in human primary cells. Front Immunol (2020) 11: 552596. doi: 10.3389/fimmu.2020.552596
- Wieckowski S. Intuitive Biostatistics with Python: A Python Companion Guide for Life Sciences Professionals. Oxford University Press (2026). DOI: 10.1093/oso/9780197845028.001.0001. Print ISBN: 9780197845028 | Online ISBN: 9780197845882.
- Guichard G, Fournel S, Chaloin O, Trouche N, Wieckowski S, Hoebeke J. Novel multimeric CD40 ligands, method for preparing same and use thereof for preparing drugs. Brevet Français 04/13331, déposant CNRS (15/12/2004). International Application PCT/FR2005/03146 (15/12/2005). International Publication WO/2006/064133 (22/06/2006)
- Guichard G, Fournel S, Trouche N, Wieckowski S. Novel multimeric molecules, a process for preparing the same and the use thereof for manufacturing medical drugs. Brevet Français 07/00809, déposant CNRS (05/02/2007). International Application PCT/FR2008/000129 (04/02/2008). International Publication WO/2008/110695 (18/09/2008)
- Wieckowski S, Avenal C, Orjalo AV, Gygax D, and Cymer F. A better understanding of bioassays – comparison of binding assays, reporter gene assays and primary cell-based assays of glycoengineered monoclonal antibodies. BEBPA’s Virtual 2021 EUR Bioassay Conference. Oral presentation
- Wieckowski S, Podola L, Kobl I, Smetak H, Springer M, Nugues AL, Slos P, Broadmeadow A, Chesher C, Adda Berkane A, Wei M, Breiner K, Meichle A, Breiner K, Mansour M, Beckhove P, Lubenau H. Modulating T cell immunity in tumors by targeting tumor-associated antigens, PD-L1 and neoantigens using a versatile live attenuated oral Salmonella DNA vaccination platform. AACR Annual Meeting, Chicago, 2018. Poster 733
- Wieckowski S. Non-clinical safety, immunogenicity and antitumor efficacy of live attenuated Salmonella Typhimurium based oral T-cell vaccines. ASGCT 20th Annual Meeting, Washington DC, 2017. Oral presentation
- Wieckowski S, Podola L, Springer M, Broadmeadow A, Stevens P, Chesher C, Adda Berkane A, Wei M, Kobl I, Meichle A, Beckhove P, Breiner K, Lubenau H. Non-clinical safety, immunogenicity and antitumor efficacy of live attenuated Salmonella Typhimurium-based oral T-cell vaccines VXM01m, VXM04m and VXM06m. AACR Annual Meeting, Washington DC, 2017. Poster 4558
- Wieckowski S. Using the immune system to treat cancer – Could we cure cancer in the next ten years? European Health Science Match. Heidelberg, 2016. Oral presentation
- Wieckowski S. Therapeutic synergism of a novel tumor stroma-targeted IL-2-variant immunocytokine with standard-of- care anti-cancer therapeutics and immunomodulatory antibodies in the genetically engineered KP mouse model of non-small cell lung cancer. Roche Symposium of the Roche Postdoc Fellowship Program. Basel, 2013. Oral presentation
- Wieckowski S, Müller P, Freimoser-Grundschober A, Savic S, Fink Y, Karanikas V, Umana P, Pisa P, Klein C, Zippelius A. Therapeutic synergism of a novel tumor stroma-targeted IL-2-variant immunocytokine with standard-of-care anti-cancer therapeutics and immunomodulatory antibodies in the genetically engineered KP mouse model of non-small cell lung cancer. Roche Symposium of the Roche Postdoc Fellowship Program. Penzberg, 2012. Poster RPF ID 216
- Wieckowski S, Baumgaertner P, Corthésy P, Voelter V, Romero R, Speiser D, Rufer N. Characterization of CD8+ T cell responses induced by vaccination with Melan-A peptides in melanoma patients. Role of Inflammation in Oncogenesis and Immune Escape in Cancer joint Keystone Symposia, Keystone, CO, 2010. Poster J5-338
- Wieckowski S, Baumgaertner P, Corthésy P, Voelter V, Romero R, Speiser D, Rufer N. Molecular characterization of CD8+ T cell responses in melanoma patients following therapeutic peptide vaccination. 4e Journée Scientifiques du Cancéropôle Lyon Auvergne Rhône-Alpes, Archamps (France), 2009. Poster P70. Best Poster Award
- Wieckowski S, Baumgaertner P, Corthésy P, Voelter V, Romero R, Speiser D, Rufer N. CD8 T cell responses in melanoma patients following therapeutic peptide vaccination. 1st Swiss Immunotherapy Symposium, Lausanne, 2009. Oral presentation
- Wieckowski S, Trouche N, Hoebeke J, Guichard G, Fournel S. Application of functional small synthetic CD40L mimetics to lymphoma therapy. 1st joint meeting of European National Societies of Immunology, 16th European Congress of Immunology. Paris, 2006. Poster PD-3918
- Wieckowski S, Trouche N, Sun W, Chaloin O, Hoebeke J, Guichard G, Fournel S. Improvements of small synthetic CD40L mimetics and their effects on cell signaling. MipTec – the 9th Leading European Drug Discovery Event. Basel, 2006. Poster P89
- Wieckowski S, Trouche N, Chaloin O, Bianco A, Hoebeke J, Dumortier H, Guichard G, Fournel S. A synthetic multimeric ligand of CD40 is able to mimic effector functions of the natural CD40L. Congrès Annuel de la Société Française d’Immunologie. Paris, 2004. Poster P50
- Wieckowski S, Podola L, Smetak H, Nugues AL, Slos P, Berkane AA, Wei M, Breiner K, Meichle A, Beckhove P, Mansour M, Lubenau H. Modulating T cell immunity in tumors by targeting PD-L1 and neoantigens using a live attenuated oral Salmonella platform. Cancer Res (2018) 78(13 Supplement):733-733
- Wick W, Wick A, Sahm F, Riehl D, von Deimling A, Bendszus M, Kickingereder P, Bonekamp D, Beckhove P, Schmitz-Winnenthal FH, Jungk C, Wieckowski S, Podola L, Herold-Mende C, Unterberg A, Platten MJ. VXM01 phase I study in patients with progressive glioblastoma: Final results. J Clin Oncol (2018) 36(15_suppl):2017-2017
- Wieckowski S, Smetak H, Kobl I, Podola L, Nugues AL, Slos P, Berkane AA, Wei M, Breiner K, Meichle A, Mansour M, Schroff M, Beckhove P, Lubenau H. Live attenuated oral Salmonella platform for effective T- and B-cell targeting of PD-L1. J Clin Oncol (2018) 36(5_suppl):74-74
- Wieckowski S, Podola L, Springer M, Kobl I, Koob Z, Mignard C, Berkane AA, Wei M, Meichle A, Breiner K, Schroff M, Beckhove P, Lubenau H. Immunogenicity and antitumor efficacy of live attenuated Salmonella typhimurium-based oral T-cell vaccines VXM01m, VXM04m and VXM06m. Cancer Res (2017) 77(13S):Abstract nr 4558
- Wick W, Wick A, Nowosielski M, Sahm F, Riehl D, Arzt M, von Deimling A, Bendszus M, Kickingereder P, Bonekamp D, Beckhove P, Schmitz-Winnenthal FH, Jungk C, Wieckowski S, Herold-Mende C, Lubenau H, Unterberg A, Platten MJ. VXM01 phase I study in patients with resectable progression of a glioblastoma. J Clin Oncol (2017) 35(15_suppl):2061-2061
- Wieckowski S, Springer M, Podola L, Broadmeadow A, Stevens P, Chesher CJ, Berkane AA, Wei M, Meichle A, Beckhove P, Breiner K, Lubenau H. Non-clinical safety and antitumor efficacy of live attenuated Salmonella typhimurium-based oral T-cell vaccines VXM01m, VXM04m and VXM06m. Eur J Cancer (2016) 69:S106
- Guichard G, Trouche N, Wieckowski S, Sun W, Chaloin O, Bianco A, Hoebeke J, Schneider P, Fournel S. Rationally designed multivalent architectures for mimicking homotrimers of CD40L, a member of the TNF superfamily. Peptides for Youth: The Proceedings of the 20th American Peptide Symposium, Montreal (Canada), 2007. Adv Exp Med Biol (2009) 611:355-357
Detailed records available via Web of Science and ORCID.
- Freiwillige Akademische Gesellschaft (FAG) Grant (2013)
- Roche Postdoctoral Fellowship (RPF) Extension (2013)
- Wilhelm Sander-Stiftung Fellowship (2010)
- ANRS Research Grant & Post-doctoral Fellowship (2007)
- Fondation pour la Recherche Médicale (FRM) Fellowship (2007)