Oct 2022 – Present · 3 yrs 7 mos · Bucharest, Romania

• Conduct advanced penetration tests and Red Team exercises to identify, exploit, and remediate critical vulnerabilities across networks, applications, cloud environments, and APIs.
• Lead cryptocurrency and blockchain investigations, leveraging OSINT methodologies, Dark Web intelligence, and on-chain analysis to detect phishing campaigns, fraud operations, and threat actor infrastructure.
• Design and implement SOC and Threat Detection practices, including Purple Team exercises, to enhance detection coverage and strengthen overall security posture.
• Develop and deliver cybersecurity training, awareness programs, and certification initiatives, impacting thousands of learners worldwide.
• Collaborate with internal teams and external clients to provide actionable insights, risk assessments, and tailored security solutions.
• Conduct continuous research on emerging threats, attack simulations, and proactive defense strategies to maintain cutting-edge expertise.

Sep 2021 – Dec 2022 · 1 yr 3 mos · Bucharest, Romania

• Perform Vulnerability Scan, Vulnerability Assessment, Network and WEB Penetration Testing.
• Acting as led into Red Team exercises, develop, and operate the Phishing and C2 infrastructure.
• Develop, configure, and deliver Phishing Campaigns with 2FA bypass/malicious payload, depending on the scenario and tactical objective.
• Being part in several assessments especially in Red Team, External and Internal Penetration Testing. Acting alone or in a team depending on the project size.
• Perform the onboarding procedures and knowledge transfer - explain the existent tools and methodologies to the new members.
• Act as trainer for sales team and other internal departments.

Apr 2020 – Sep 2021 · 1 yr 5 mos · Romania

• Acting as L2 SOC analyst; Handling, further investigating and take the corrective actions on daily security incidents escalated by the L1 team.
• Perform malware analysis using OSINT tools, EDR and Sandbox tools and also pivoting into internal tools to identify, enrich and document the artifacts.
• Block malicious/compromised domains into internal DNS Sinkhole tools and at the firewall level.
• Perform threat hunting and pivoting into internal tools using the daily Indicators of Compromise extracted from OSINT.
• Create, maintain, and document guidelines to support the daily security operations/investigations.
• Collaborate with different technical teams on live incidents.
• Storyline analysis/ threat containment / eradication / remediation / mitigation of the identified and active threats.

Jun 2018 – May 2020 · 1 yr 11 mos · Bucharest, Romania

• Security incidents handling support including event discovery, alert notification, investigation, containment support, resolution support and event reporting.
• Perform daily operational 'eyes on glass' real-time monitoring and analysis of security events from multiple sources including but not limited to events from SIEM tools, network and host based IDS/IPS, IPSec, firewall logs, system logs (Unix & Windows), applications and databases.
• Malware analysis using Crowdstike (EDR), McAfee ePO (AV), Splunk(SIEM) and Sandbox tools.
• Phising analysis, determine the impact and take the corrective actions.
• Threat hunting using the daily Indicators of Compromise received from Secureworks and FireEye (Threat intelligence platform).
• Collaborate with different technical teams for threat containment / eradication / remediation / mitigation.
• Provide analytical and technical security recommendations to other team members and clients.

Jan 2017 – Jun 2018 · 1 yr 5 mos · Romania

• Install OS and software products on different communication
• systems.
• Do basic network management and analysis tasks on small
• infrastructures.
• Configure basic server roles in Windows Server and Linux.
• Install, configure and manage small VMware infrastructures.

Aug 2014 – Jan 2017 · 2 yrs 5 mos · Romania

• Evaluating the organisational processes in order to optimize
• the institution activity.
• Work and collaborate with specialists and elaborate problem
• solving proposals.