Work
  • Apr 2025 - Now
    Citi
    Cyber Security Analyst
    Budapest, Hungary · Hybrid

    Transforming vulnerability management through Python automation and data-driven decision-making, bridging technical security findings and executive stakeholder action.

    • Developed the GEM Streamlit dashboard from scratch in two months, aggregating vulnerability data from multiple databases for real-time risk visualization and faster leadership decisions
    • Engineered Python automation during the Apache Tika XXE (L0) incident to identify affected application versions and meet a 48-hour internal remediation deadline
    • Built dynamic email automation for personalized vulnerability notifications, reducing mean time to notify during CVE-2025-66516 and CVE-2026-21962
    • Lead monthly GEM activation calls and drove the cleanup of long-overdue external vulnerabilities, including director-level stakeholder engagement to ensure compliance with global security standards
    • Tech stack: Python (Pandas, Streamlit), SQL, vulnerability management, root cause analysis, REST APIs
  • Nov 2023 - Aug 2025
    Ericsson
    Cloud Support Engineer
    Hybrid

    Provided Tier-2 cloud orchestration support for global telecommunications infrastructure, specializing in OpenStack environments and critical incident resolution.

    • Conducted root-cause analyses of complex OpenStack compute and orchestration failures, identifying underlying architectural issues to prevent recurrence
    • Maintained 90% individual utilization while achieving 95% on-time delivery for proposed technical solutions, exceeding team targets for high-priority tickets
    • Served as a primary on-call engineer for business-critical infrastructure, ensuring rapid response and mitigation for enterprise-client production outages
    • Tech stack: OpenStack, cloud orchestration, Linux/Unix, Jira, ServiceNow, root cause analysis
  • Feb 2022 - Nov 2023
    BlackRock
    Reporting Analyst
    Budapest, Hungary · Hybrid

    Managed the delivery of critical daily financial reports while driving process automation and efficiency projects for the reporting team.

    • Contributed to the Reporting Queue Project, optimizing more than 200 daily deliverables with a 90% success rate and reducing manual intervention
    • Led an inquiry-intake restructuring initiative with VP leadership, reducing direct ticket inflow by 30% within six months
    • Maintained 99% timeliness on daily deliverables and sub-24-hour response times for client-raised incidents under strict intra-day SLAs
    • Acted as the primary contact for diverse stakeholders, translating client requests into actionable technical requirements to resolve production blockers
  • Mar 2021 - Feb 2022
    T-Systems Hungary Ltd.
    Intern
    Budapest, Hungary

    Supported the enterprise pre-sales division in managing large-scale government tenders and corporate contract administration.

    • Assisted in preparing and organizing complex government tender documentation, ensuring compliance with submission requirements
    • Supported contract creation and proofreading, liaising between sales teams and legal requirements to ensure accuracy
    • Streamlined administrative workflows through document translation and corporate correspondence, accelerating the sales cycle