About Marc
Spanish
Native or bilingual
Catalan
Native or bilingual
English
Fluent
Experience
- AckmodeAutomation Consultant | n8n, PostgreSQL, DockerJanuary 2025 - Today (1 year and 6 months)Barcelona, SpainDiseño e implemento sistemas de automatización a medida para clínicas, tiendas online y servicios locales. Stack: n8n (self-hosted), PostgreSQL, Docker, Caddy, WhatsApp Business API, AI (Claude/GPT). Más de 30 workflows activos en producción para clientes reales en España: recordatorios de citas por WhatsApp, recuperación de carritos, dashboards de gestión y flujos con IA integrada. Infraestructura 100% propia en VPS Hetzner con zero vendor lock-in.
- FluidraEndpoint Security Specialist & IT Asset ManagerJanuary 2024 - Today (2 years and 6 months)Barcelona, Spain• • Sole owner of Tanium platform (TCO certified) across 8,000+ global endpoints: architecture design, deployment policies, real-time visibility, patching, and compliance enforcement for the full corporate fleet.• • Managed and tuned CrowdStrike EDR across the corporate environment — alert triage, endpoint isolation during incidents, threat containment, and detection rule refinement. Led full EDR platform migration from SentinelOne to CrowdStrike.• • Drove end-to-end CVE remediation lifecycle: Rapid7-based vulnerability detection feeding into automated remediation via Tanium, reducing exposure windows by 60% and raising compliance rates to 95%+ across Windows and Linux.• • Enforced identity-centric security via Okta: managed provisioning workflows, least-privilege access, SSO policies, and onboarding/offboarding processes across all corporate systems.• • Administered Netskope SASE/ZTNA for Zero Trust access enforcement and CASB/DLP policy management — securing corporate SaaS ecosystem and preventing data leakage without impacting productivity.• • Maintained corporate Azure footprint security: subscription hygiene, network configuration, and resource-level hardening for internal workloads.• • Led fleet hardening and standardisation: unified OS baselines (Windows/Linux), enforced configuration compliance, and eliminated drift globally — reducing support tickets 35% and shrinking attack surface.• • Enforced security policies across DNS, Firewall (FortiManager), and identity (Okta) layers. Maintained IT asset inventory at 99.9% accuracy.• • Developed Python and PowerShell automation scripts for endpoint compliance checks, reporting, and integration with ITSM workflows (ServiceNow-style).
- CaixaBank (via Alten)Systems Administrator & Data SpecialistJanuary 2022 - January 2024 (2 years)Barcelona, Spain• • Administered mission-critical server environments across banking infrastructure: security patching, updates, and maximum uptime assurance.• • Developed Python scripts and advanced SQL queries to automate institutional reporting, reducing manual processing time by 40%.• • Built Power BI dashboards translating complex data into actionable insights for technical and non-technical stakeholders.• • Managed large-scale datasets via Apache Spark and Databricks within a regulated Big Data environment.• • Provided Tier 1 & 2 support for environments with 500+ users, maintaining high SLA compliance.• • Managed Active Directory, O365 users, permissions, and security groups.• • Streamlined workstation deployment through automated imaging and software distribution.
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Education
- Endpoint security and real-time operationsEndpoint security and real-time operations
- Tanium Certified Administrator (TCA)Tanium Certified Administrator (TCA)