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Tudor IonescuTI

Tudor Ionescu

Vulnerability Management Specialist

€400/day
Deva, RO
3-7 years

Average response time: 1 hour

About Tudor

Vulnerability Management specialist with 6 years of experience in enterprise security environments. I specialize in Qualys VMDR, WAS, and CSAM, managing end-to-end scanning programs across internal and external infrastructure, driving remediation efforts, and delivering security metrics to global stakeholders.
My day-to-day work involves conducting vulnerability assessments using Qualys, Nmap, SSLscan, and SSL Labs, collaborating with System Owners and Security Officers across international teams, and ensuring compliance with PCI-DSS requirements. I also have hands-on experience with exposure management tools including BitSight and Shodan.
I hold CompTIA Security+ and CompTIA Linux+ certifications.
Currently open to remote full-time opportunities or consulting engagements in Vulnerability Management.
  • English

    Native or bilingual

  • Romanian

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Worldline (via Atos and Eviden)
    Cybersecurity Analyst — Vulnerability Management
    March 2020 - Today (6 years and 5 months)
    • • Led enterprise-wide vulnerability scanning operations using Qualys VMDR, WAS, and Cloud Scanning (AWS Connectors), Nmap, SSLscan, and SSL Labs across thousands of assets in multiple business units
    • • Drove remediation efforts by prioritizing vulnerabilities based on risk and business impact, coordinating with System Owners, Security Officers, and global 1st/2nd line teams
    • • Built and maintained security dashboards and executive reports providing visibility into security posture and KPIs for senior stakeholders
    • • Managed external attack surface by identifying and resolving undocumented and orphan IP addresses using Whois, Shodan, and Nmap
    • • Developed internal operational processes for scan requests, tool access management, IP escalations, and incident resolution
    • • Integrated newly acquired IP scopes (Ingenico post-merger) into Worldline's security infrastructure
    • • Onboarded and trained newly hired analysts, reducing team ramp-up time
    • • Maintained PCI-DSS compliance requirements across relevant infrastructure scope Tools: QualysVMDR/WAS/CSAM,Nmap,SSLscan,SSLLabs,BitSight,Shodan,Whois,MicrosoftExcel
    Qualys CSAM Vulnerability Management PCI-DSS
  • Huawei
    Front Office Engineer / Service Desk Analyst
    April 2017 - March 2020 (2 years and 11 months)
    Timișoara, Romania
    • • Managed network incident tickets for Vodafone Germany and coordinated field technician dispatches
    • • Monitored network performance using Huawei and Ericsson systems with full SLA compliance
    • • Provided 24/7 technical support to enterprise clients, handling escalations
  • Law Office 'Ionescu Mircea'
    Legal Adviser
    February 2010 - June 2015 (5 years and 4 months)
    Deva, HD, Romania
    • • Provided legal advisory services including drafting contracts, legal documents, and conducting legal research for clients

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Education

  • Cisco CCNA Routing & Switching
    Savnet Training Center
    2020
    Cisco CCNA Routing & Switching
  • SOC Level 1
    TryHackMe
    2025
    SOC Level 1

Certifications

  • CompTIA Security+
    CompTIA
    2025
  • CompTIA Linux+
    CompTIA
    2025

Skill set

Categories