Data Scientist building production recommender systems at Roche, where I own personalisation for global Diagnostics sales teams. PhD Cum Laude (University of Murcia, armasuisse S&T collaboration) on ML-based detection of compromised and spoofed devices, including adversarial attacks and defences against detection models. I followed as a postdoc on distributed and trustworthy AI, spanning Federated Learning, security, and model explainability. National Young Researcher Award in Computer Science, 2024.
Work experience
Sept 2025 – Now: Data Scientist, Roche (Madrid, Spain)
Designed and deployed an AI recommender system for global Roche Diagnostics sales teams, directly supporting new sales opportunities and revenue growth
Built the full modelling loop in production: candidate generation, ranking, feature pipelines over customer, product and sales data, plus versioning, monitoring and scheduled retraining
Led ML/DL and cybersecurity research across European and National projects, contributing to proposal writing and technical execution from grant acquisition through delivery
Feb 2024 – Nov 2024: Postdoctoral Researcher, University of Murcia
Developed novel Federated Learning methods and trustworthy AI frameworks in direct collaboration with armasuisse S&T (Switzerland), working on AI robustness, privacy, explainability and fairness
Drove research contributions to two funded EU projects: EU-GUARDIAN (European Defence Fund) and ROBUST-6G (Horizon Europe)
Two research residencies (6 months total), producing results that fed into PhD thesis publications and an ongoing armasuisse collaboration
Sept 2019 – Feb 2024: Predoctoral Researcher, University of Murcia
armasuisse S&T-funded research on IoT device fingerprinting and adversarial attacks using ML/DL, culminating in a Cum Laude PhD, a national award, and 12+ peer-reviewed publications
Education
Ph.D. in Computer Science, Cum Laude. University of Murcia, Sept 2019 – Feb 2024
Thesis: Identical IoT device identification via hardware performance fingerprinting and Machine Learning
Supported by armasuisse S&T, also involved in the EU-GUARDIAN EDF and 5GZORRO H2020 projects
M.Sc. in Computer Science, 9.07/10. University of Murcia, Sept 2018 – June 2019
Thesis: Securing Smart Offices through an Intelligent and Multi-device Continuous Authentication System
B.Sc. in Computer Science, 8.04/10. University of Murcia, Sept 2014 – June 2018
Graduated with honors. Networking Specialization
Thesis: Continuous authentication for mobile devices
Research
21 h-index (+20 JCR journals, +10 confs, +4 chapters). Relevant research on Federated Learning, applied ML/DL in IoT behavior security, and AI Trustworthiness. Updated publication list in Google Scholar
Contributor to NEBULA, an open source platform for decentralized model training, and to the EU-GUARDIAN (EDF), ROBUST-6G and 5G-ZORRO (Horizon) projects
Awards and Achievements
National Young Researcher Award in Computer Science 2024 – Scientific Society of Computer Science of Spain (SCIE) and BBVA Foundation Link
Outstanding PhD Thesis Award 2024 – Best Computer Science PhD Thesis of 2024 at the University of Murcia
Elsevier Computer Networks Best Paper Award 2024 – “Federated learning for malware detection in IoT devices”, a collaboration with EPFL, UZH, and CYD Campus
Stanford/Elsevier World’s Top 2% Scientists, Single Year 2025
Udacity Secure and Private AI Nanodegree Scholarship (Facebook), 2019
Sánchez Sánchez, Pedro Miguel et al. (2025). "S-VOTE: Similarity-based Voting for Client Selection in Decentralized Federated Learning." IEEE IJCNN 2025.
Sánchez, P. M. S., Celdrán, A. H., Bovet, G., & Pérez, G. M. (2024, October). Transfer learning in pre-trained large language models for malware detection based on system calls. In MILCOM 2024-2024 IEEE Military Communications Conference (MILCOM) (pp. 853-858). IEEE.
Jorquera Valero, José María, López Martínez, Antonio, Sánchez Sánchez, Pedro Miguel, Navarro Martínez, Daniel, Varas López, Rodrigo, Rojo Lacal, Javier Ignacio, López Vivar, Antonio, Sotelo Monge, Marco Antonio, Gil Pérez, Manuel, & Martínez Pérez, Gregorio. (2024). "Unlocking the Potential of Knowledge Graphs: A Cyber Defense Ontology for a Knowledge Representation and Reasoning System." Proceedings of the 19th International Conference on Availability, Reliability and Security, 1-9.
Sánchez Sánchez, Pedro Miguel, Abenza Cano, Adrián, Huertas Celdrán, Alberto, & Martínez Pérez, Gregorio. (2024). "Evaluating the impact of contextual information on the performance of intelligent continuous authentication systems." Proceedings of the 19th International Conference on Availability, Reliability and Security, 1-10.
Huertas Celdrán, Alberto, Sánchez Sánchez, Pedro Miguel, et al. (2024). "RL and Fingerprinting to Select Moving Target Defense Mechanisms for Zero-Day Attacks in IoT." IEEE Transactions on Information Forensics and Security, 19, 5520–5529.
Sánchez Sánchez, Pedro Miguel et al. (2024). "Studying the Robustness of Anti-Adversarial Federated Learning Models Detecting Cyberattacks in IoT Spectrum Sensors." IEEE Transactions on Dependable and Secure Computing, 21(2), 573–584.
Sánchez Sánchez, Pedro Miguel et al. (2024). "Single-board device individual authentication based on hardware performance and autoencoder transformer models." Computers & Security, 137, 103596.
Sánchez Sánchez, Pedro Miguel et al. (2024). "FederatedTrust: A solution for trustworthy federated learning." Future Generation Computer Systems, 152, 83-98.
Sánchez Sánchez, Pedro Miguel et al. (2024). "Adversarial attacks and defenses on ML-and hardware-based IoT device fingerprinting and identification." Future Generation Computer Systems, 152, 30–42.
Sánchez Sánchez, Pedro Miguel, Celdrán, Alberto Huertas, Marín Sánchez, Sergio, Karmakar, Kallol Krishna, Bovet, Gérôme, & Pérez, Gregorio Martínez. (2024). "Identification of IoT Devices Through Machine Learning and Hardware Fingerprints Based on Clock-Skew." Smart Sensors, Measurement and Instrumentation.
Martínez Beltrán, Enrique Tomás, Sánchez Sánchez, Pedro Miguel, et al. (2023). "Fedstellar: A Platform for Training Models in a Privacy-preserving and Decentralized Fashion." In Proceedings of IJCAI-23, Demo Track, 7154–7157.
Sánchez Sánchez, Pedro Miguel, Jorquera Valero, José María, Huertas Celdrán, Alberto, Bovet, Gérôme, Gil Pérez, Manuel, & Martínez Pérez, Gregorio. (2023). "LwHBench: A low-level hardware component benchmark and dataset for Single Board Computers." Internet of Things, 22, 100764.
García Cid, Marta Irene, Gil Pérez, Manuel, Jorquera Valero, José María, López Martínez, Antonio, Maestre Vidal, Jorge, Martínez Pérez, Gregorio, Méndez García, Laura, Muñoz Plaza, Frida, Nespoli, Pantaleone, Pastor Galindo, Javier, Ramón y Cajal Ramo, Pedro José, Rodríguez López, Francisco Antonio, Sánchez Sánchez, Pedro Miguel, & Sotelo Monge, Marco Antonio. (2023). "European framework and proofs-of-concept for the intelliGent aUtomAtion of cybeR Defence Incident mAnagemeNt." 2023 JNIC Cybersecurity Conference (JNIC), 1-2.
Sánchez Sánchez, Pedro Miguel et al. (2023). "A methodology to identify identical single-board computers based on hardware behavior fingerprinting." Journal of Network and Computer Applications, 103579.
Huertas Celdrán, Alberto, Sánchez Sánchez, Pedro Miguel, Feng, Chao, Bovet, Gérôme, Martínez Pérez, Gregorio, & Stiller, Burkhard. (2023). "Privacy-Preserving and Syscall-Based Intrusion Detection System for IoT Spectrum Sensors Affected by Data Falsification Attacks." IEEE Internet of Things Journal, 10(10), 8408-8415.
Huertas Celdrán, Alberto, Kreischer, Jan, Demirci, Melike, Leupp, Joel, Sánchez Sánchez, Pedro Miguel, et al. (2023). "A Framework Quantifying Trustworthiness of Supervised Machine and Deep Learning Models." In SafeAI 2023: The AAAI Workshop on Artificial Intelligence Safety, CEUR Workshop Proceedings, 3381.
Jorquera Valero, José María, Sánchez Sánchez, Pedro Miguel, Gil Pérez, Manuel, Huertas Celdrán, Alberto, & Martínez Pérez, Gregorio. (2023). "Cutting-Edge Assets for Trust in 5G and Beyond: Requirements, State of the Art, Trends, and Challenges." ACM Computing Surveys, 55(11), 1-36.
Sánchez Sánchez, Pedro Miguel et al. (2022). "SpecForce: A Framework to Secure IoT Spectrum Sensors in the Internet of Battlefield Things." IEEE Communications Magazine.
Celdrán, Alberto Huertas, Sánchez Sánchez, Pedro Miguel, Azorín Castillo, Miguel, Bovet, Gérôme, Martínez Pérez, Gregorio, & Stiller, Burkhard. (2022). "Intelligent and behavioral-based detection of malware in IoT spectrum sensors." International Journal of Information Security, 22(3), 541-561.
Huertas Celdrán, Alberto, Sánchez Sánchez, Pedro Miguel, Sisi, Fabio, Bovet, Gérôme, Martínez Pérez, Gregorio, & Stiller, Burkhard. (2022). "Creation of a Dataset Modeling the Behavior of Malware Affecting the Confidentiality of Data Managed by IoT Devices." Studies in Computational Intelligence.
Valero, José María Jorquera, Sánchez Sánchez, Pedro Miguel, Lekidis, Alexios, Martins, Pedro, Diogo, Pedro, Pérez, Manuel Gil, Celdrán, Alberto Huertas, & Pérez, Gregorio Martínez. (2021). "Trusted Execution Environment-Enabled Platform for 5G Security and Privacy Enhancement." Studies in Big Data.
Jorquera Valero, José María, Sánchez Sánchez, Pedro Miguel, Lekidis, Alexios, Fernández Hidalgo, Javier, Gil Pérez, Manuel, Siddiqui, M. Shuaib, Huertas Celdrán, Alberto, & Martínez Pérez, Gregorio. (2021). "Design of a Security and Trust Framework for 5G Multi-domain Scenarios." Journal of Network and Systems Management, 30(1), 7.
Sánchez Sánchez, Pedro Miguel, Fernández Maimó, Lorenzo, Huertas Celdrán, Alberto, & Martínez Pérez, Gregorio. (2021). "AuthCODE: A privacy-preserving and multi-device continuous authentication architecture based on machine and deep learning." Computers & Security, 103, 102168.
Sánchez Sánchez, Pedro Miguel et al. (2021). "A survey on device behavior fingerprinting: Data sources, techniques, application scenarios, and datasets." IEEE Communications Surveys & Tutorials, 23(2), 1048–1077.
Sánchez Sánchez, Pedro Miguel, Huertas Celdrán, Alberto, Fernández Maimó, Lorenzo, Martínez Pérez, Gregorio, & Wang, Guojun. (2019). "Securing Smart Offices Through an Intelligent and Multi-device Continuous Authentication System." Communications in Computer and Information Science.
Jorquera Valero, José María, Sánchez Sánchez, Pedro Miguel, Fernández Maimó, Lorenzo, Huertas Celdrán, Alberto, Arjona Fernández, Marcos, De Los Santos Vílchez, Sergio, & Martínez Pérez, Gregorio. (2018). "Improving the Security and QoE in Mobile Devices through an Intelligent and Adaptive Continuous Authentication System." Sensors, 18(11), 3769.