03/12/2026 updated

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100 % available

Cyber Security Engineer, Security Consultant, Security Architect

Budapest, Hungary
Only remote
Bsc
Budapest, Hungary
Only remote
Bsc

Profile attachments

CV - Csaba Mezner

Microsoft AzureCloud Computing SecurityComputer SecurityCommon Vulnerability Scoring System (CVSS)LinuxIncident ResponseISO/IEC 27000-SeriesVulnerability ScanningQualified Security AssessorSecurity Information and Event ManagementVulnerability ManagementData/Record LoggingSecurity AuditsSecurity ConsultancyPatch ManagementSafety PrinciplesVMware
Vulnerability management,cloud security, information security, security architecture, logging, EDR ,security infrastructure, Azure, SIEM, patch management, Windows/Linux, VMware.

Experience

Professional experience10+ years
Freelancer since2023

Languages

GermanBasic knowledgeEnglishFluentSpanishBasic knowledgeHungarianNative speaker

Project history

Cyber Security Engineer

Norsk Hydro
o Implementing new cloud security solutions under companywide Cyber Response Projects
o Defining and managing security recommendations and standardizing security solutions
o Owning and maintaining the product life cycle of products from an engineering perspective
o Maintaining and monitoring security tools, including vulnerability and patch management,
cloud security access broker, Azure security, endpoint protection, cloud proxy, WAF, O365
Exchange Online Protection, and logging infrastructure
o Testing and reviewing security products for deployment in accordance with engineering
security policies, standards, and best practices
o Providing lead engineering expertise and skills during various design and first-time deployment
phases, including requirements gathering, design, implementation, and handover to
operations

Security Architect

NN Group (Nationale-Nederlanden Insurance
o Creating Developing a local information security architecture plan and strategy
o Overseeing the deployment of new security solutions
o Designing and maintaining security architecture artifacts
o Identifying and proposing solutions for security weaknesses
o Assisting development teams in implementing information security principles

Cyber Security Engineer / Technical Lead

Norsk Hydro
o Act as a lead engineer and driving technical delivery for larger projects
Cyber Security Engineer

IT Security Specialist

Vodafone / Vodafone Global Enterprise (VGE)
o Reviewing and managing vulnerability management program, leading remediation, and patch
management
o Responsible for security operations of internal and customer systems, including monitoring
infrastructure and security device health and availability, building and running vulnerability
scanners, and evaluating security products before deployment
o Configuring and monitoring log review and SIEM, and producing reports for senior stakeholders
o Maintaining security compliance framework and dashboard, and presenting to senior stakeholders
o Producing reports for customers on the status of hosted infrastructure and applications
o Participating in 2nd party vendor audits as part of Talent Exchange program at Vodafone Hungary
Security Team

System Engineer/Vmware System Administrator

GE Money/Budapest Bank
Installing, configuring, and maintaining VMware ESX/ESXi and Windows servers
Supporting virtual infrastructure during incidents
Assisting project teams with delivery of new virtual components

L3 System Engineer

GE Healthcare/Merlin
Responsible for resolving Operating System level on Windows and ESX based server solutions
and operate support tools.

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