Ioana Florentina Angelescu

Cybersecurity Analyst (SOC & OT Security)

Bucharest Metropolitan Area

About

Cybersecurity Analyst with hands-on experience in SOC environments, currently working within an OT (Operational Technology) security team at NTT DATA Romania. Currently growing towards a Cybersecurity Engineer role, with a focus on OT security, detection, and automation.

Experience

  • NTT DATA Romania ()
    • Cyber Security Analyst
      Jul 2024 - Present · 2 yrs 1 mo

      Full-time (Jan 2025 – Present) Main activities and responsibilities:: ▪ Monitoring and analyzing security events using SIEM tools ( Elastic Search, Google SecOps ) ▪ Detecting, investigating, and responding to potential security incidents ▪ Performing initial triage and escalation of security alerts ▪ Conducting threat analysis and vulnerability assessment ▪ Creating and maintaining incident reports and documentation (SIRs) ▪Managing security requests and operational tasks (SRs) ▪ Supporting incident response processes and playbook execution using XSOAR ▪Working with OT security tools (Claroty, Nozomi) for monitoring industrial environments ▪Monitoring and analyzing activity in OT/ICS environments ▪Analyzing logs (network / endpoint / OT) for threat detection ▪Documenting and tracking incidents using ServiceNow / SMAX ▪Collaborating with teams to improve detection and response processes ▪Correlating security events across multiple sources to identify suspicious patterns ▪Assisting in improving detection rules and reducing false positives Part-time (Jul 2024 – Jan 2025) Main activities and responsabilities: ▪ Provide support for security controls in a production environment ▪ Identify security risks, threats and vulnerabilities in the company's environment ▪ Investigate security incidents highlighted by the security controls in the ticketing portal ▪ Contain and eradicate threats previously investigated ▪ Enforce the company's security policies and procedures ▪ Propose recommendations to improve the company's cybersecurity posture

    • Internship Trainee
      Oct 2023 - Jul 2024 · 10 mos

      Tech Trek Program - Cybersecurity Getting accustomed to SOC roles by gathering information and experience in fields like: ▪ Network Security ▪ Host Security ▪ Cryptography ▪ Vulnerability Management ▪ Incident Response ▪ Data Loss Prevention ▪ Traffic Analysis ▪ Advanced Endpoint Threat Detection

  • Team Lead at Smart Pneumatics Lab, UNSTPB
    Oct 2021 - Aug 2023 · 1 yr 11 mos

    Main activities and responsabilities: ▪ Conducted research on smart industrial pneumatics and its applications in automotive and manufacturing industries ▪ Worked on the development of a compressed air-powered vehicle as a mechanical team member, later promoted to Team Lead ▪ Designed and implemented control and data acquisition solutions using Emerson technologies (PAC EdgeController, PAC RSTi-EP) for predictive maintenance platforms ▪ Coordinated the laboratory team, managed tasks, and ensured project milestones were met ▪ Maintained and updated the official laboratory website to ensure accurate and engaging content ▪ Organized technical events, workshops, and training sessions for students and industry partners ▪ Managed logistics and planning for international programs (EELISA, ATHENS) and academic camps