cv
Basics
| Name | Alejandro Gomez Espinosa |
| Label | Postdoctoral Research Associate & FNAL LPC Junior Distinguished Researcher |
| alejandro.gomez@cern.ch | |
| Url | https://alefisico.github.io/ |
| Summary | Experimental high-energy physicist specializing in Higgs physics and advanced reconstruction algorithms within the CMS Collaboration. Leading di-Higgs searches and workflow preservation initiatives at Carnegie Mellon University. |
Work
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2023.10 - Present Pittsburgh, USA
Postdoctoral Research Associate
Carnegie Mellon University
Co-leading the CMS di-Higgs to 4b analysis group and developing novel analysis strategies for di-Higgs decay channels.
- Co-leading CMS di-Higgs to four b-quark (bbbb) analysis group.
- Developed the Run 2 di-Higgs to 4b search, improving sensitivity by 30%.
- Fully preserved the analysis workflow (120+ jobs) using Snakemake and REANA.
- Designed and deployed multiple CI/CD pipelines (up to 50+ jobs) for software validation.
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2022.10 - 2023.09 Zurich, Switzerland
Visitor Researcher
ETH Zurich
Automating validation and finalizing jet substructure studies.
- Developed continuous integration pipelines to automate jet substructure software validation.
- Finalized measurements of jet substructure observables in high transverse momentum environments.
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2018.04 - 2022.09 Zurich, Switzerland
Postdoctoral Researcher
ETH Zurich
Higgs measurements in the boosted regime and jet substructure leadership.
- Key contributor to the Higgs boson measurement in the ttH(bb) channel (boosted regime).
- Led jet substructure measurements in different high transverse momentum jet topologies.
- Supervised and mentored graduate and undergraduate students on jet and heavy-flavour identification.
- Contributed to commissioning boosted taggers and pileup mitigation for Run 3.
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2013.06 - 2018.03 New Brunswick, USA
Graduate Research Assistant
Rutgers University
Search for pair-produced dijet resonances and trigger development.
- Primary analyst for search of pair-produced dijet resonances using jet substructure techniques.
- Designed and implemented the first CMS jet substructure triggers.
- Supervised and mentored undergraduate, high school, and REU student projects.
Education
Awards
- 2026.01.01
2026 Junior CMS LPC Distinguished Researcher
LHC Physics Center at Fermilab
Recognizes and supports early-career researchers conducting independent research at the LPC.
- 2025.04.01
Breakthrough Prize in Fundamental Physics
Breakthrough Prize Foundation
Awarded for significant contributions to the understanding of the Higgs boson within the CMS Collaboration.
- 2016.04.01
Student Travel Award
American Physical Society (APS) - DPF
Travel fellowship to present contributions to paired dijet resonance searches.
- 2012.06.01
CERN Summer Student Fellowship
CERN
Selected for prestigious summer student research program on Higgs decay channels.
- 2011.11.01
Visitor Undergraduate Scientist Fellowship
LHC Physics Center at Fermilab
Fellowship to conduct undergraduate research on heavy scalar bosons.
Certificates
| Google Data Analytics Professional Certificate | ||
| Coursera, Google | 2022-03-01 |
| Deep Learning Specialization | ||
| Coursera, DeepLearning.AI | 2022-01-20 |
| Specialization in Enology (Winemaking) | ||
| Euroinnova Business School | 2022-01-01 |
| Sport Performance Analytics Specialization | ||
| Coursera, University of Michigan | 2021-09-01 |
Skills
| Programming Languages | |
| Python | |
| C++ | |
| Bash | |
| SQL | |
| R | |
| LaTeX |
| Tools & Technologies | |
| Git / GitLab CI/CD | |
| Docker | |
| Kubernetes | |
| Snakemake | |
| REANA | |
| Jupyter Notebooks | |
| Pandas / NumPy / Scikit-learn |
| Research & Methods | |
| Experimental High-Energy Physics | |
| Data Analysis & Visualisation | |
| Machine Learning | |
| Workflow Orchestration & Reproducibility |
Languages
| Spanish | |
| Native speaker |
| English | |
| Fluent |
| German | |
| Basic |
| Italian | |
| Basic |
| French | |
| Basic |
Interests
| Physics & Computing | |
| Higgs & Jet Physics | |
| Workflow Preservation | |
| Analysis Reproducibility |