Systems and Cybersecurity Administrator

Role and background

As a specialist in system administration and security, I manage complex infrastructures (Active Directory, VMware, Fortinet, Veeam) and implement robust cybersecurity strategies (ISO 27001, SIEM, EDR). Proactive and solution-oriented, I optimize system performance and resilience, ensuring immediate operational readiness and strategic value for any European company.

Professional Experience

System and Security Administrator

Since September 2019 • National Assembly • Madagascar

Development and implementation of the information system security policy, including the administration of Active Directory, DNS, and VMware infrastructures, as well as Veeam backup solutions. Proactive monitoring of systems via Nagios, Zabbix, and PRTG, and management of security equipment (pfSense and Fortinet firewalls) to ensure access integrity and antivirus protection. Actively contributed to the deployment of a centralized backup infrastructure and the strengthening of IT security governance, in accordance with the ISO 27001 standard. Drafted technical procedures and documentation to optimize incident management and raise user awareness of security best practices.

IT Support and Security Manager

June 2018–September 2019 • BASAN GROUP • Madagascar

Managed the Service Desk and IT security, including the handling of requests, incidents, and changes via ManageEngine, with rigorous monitoring of SLAs and the service catalog. Defined and monitored support and security objectives, using tools such as SCOM and PRTG for proactive infrastructure monitoring. Implemented a comprehensive Group-wide security policy covering passwords, backups, firewalls, and antivirus software, and administered antivirus servers and Windows Update using WSUS/SCCM. Monitored service quality KPIs and disaster recovery/business continuity plans, helping to reduce critical incidents by up to 70% through automation and proactive monitoring.

System and Network Administrator, Level 2 Support Technician

April 2016–June 2018 • Business Process Outsourcing (BPO) Company – Madagascar • Madagascar

Provided administration and Level 2 technical support for multi-site system and network infrastructures (France, Mauritius, Madagascar), ensuring service continuity for clients. Proactively managed VMware, Veeam, Stormshield, and Fortinet environments, optimizing system performance and security. Handled incidents and requests via the OTRS ITSM tool, improving problem resolution and user satisfaction. Contributed to preventive and corrective maintenance of the infrastructure, reducing service interruptions.

Technical Security System Controller

January 2015–April 2016 • Ambatovy Mineral SA • Madagascar

Led a team in the Control Room, providing operational oversight and coordinating daily activities to meet security objectives. Administered and maintained the VICON CCTV camera system, ensuring continuous monitoring of critical infrastructure. Managed the badge system and site access control, strengthening perimeter security. Oversaw the management and monitoring of the vehicle fleet, optimizing resource utilization. Produced daily and weekly KPI reports, providing key insights for performance improvement. Drafted procedures and managed technical documentation, ensuring compliance and traceability of operations.

Level 1 Support Engineer (Helpdesk)

April 2014–January 2015 • Business Process Outsourcing (BPO) Company – Madagascar • Madagascar

Clients: French companies

Managed and resolved first-level incidents and user requests for French clients via phone and email using the EASYVISTA tool. Proactively monitored alerts and anomalies on servers and equipment, escalating complex incidents to higher-level teams. Ensured business continuity through rigorous monitoring of backups and data restoration. Contributed to improving operational efficiency by drafting detailed technical procedures.

Skills

Hard Skills: Cybersecurity, Systems Administration, Cloud (Azure/O365), Virtualization (VMware/Veeam), ITIL/ISO 27001

Soft Skills: Proactive, Solution-Oriented, Strategic Analysis, Communication, Adaptability

Strengths: Proactive, initiative-driven, and solution-oriented; excellent written and oral communication skills, with a strong ability to listen; Strong analytical and synthesis skills, Rigorous and responsible, Able to work independently while fostering teamwork, Adaptable and able to integrate quickly into new environments, Constantly motivated to pursue continuous learning and stay abreast of technological developments., KEY SKILLS: Access Control: Badge systems, systems, and databases; Video Surveillance Administration; Authorization Management; Fleet Management and Monitoring; KPIs..., Systems: MCO and MCS for Windows Servers, Linux servers (Debian, RedHat, Ubuntu), On-Premises: Local infrastructure, AD/GPO, Exchange, WSUS/SCCM, Bash/sh and PowerShell, Virtualization and Backups: VMware vSphere, vCenter, Veeam, Hyper-V, Proxmox VE, Cloud: SharePoint, Office 365 (Intune, Azure AD/ENTRA ID): IAM, MDM, SSO/MFA, LOB applications, LAPS, compliance settings, Copilot, WhFB, endpoint security profiles such as Windows updates, antivirus, Windows Defender, firewall, Networks and Security: Firewalls (pfSense, Fortinet, Stormshield), VPN, IDS/IPS, EDR/antivirus, PRA/PCA, ITSM Tools: EasyVista, ManageEngine, ServiceNow, OTRS, GLPI, Supervision & Monitoring: Zabbix, Nagios, PRTG, Netwrix, Cacti, Centreon, Dynatrace, SIEM (SOC) and Penetration Testing Tools: tools for detection, prevention, intrusion detection, and penetration testing of vulnerabilities, web applications, as well as access (passwords) and Wi-Fi: Nmap, Burp Suite, Wireshark, Metasploit, WHOIS, URLScan, John the Ripper, Kali Linux. Snort, Aircrack-NG, OpenVAS, Splunk, for securing the network and endpoints; Methodologies: ITIL v3, ISO 27001 (Lead Implementer – in progress), SLA management

Degrees and Training

Advanced Degree in ICT in Public Administration

2022–2024 • ENAM

Engineering Degree and Professional Master’s Degree – Systems and Network Administration

2011–2013 • University of Fianarantsoa

Professional Bachelor’s Degree in Systems and Network Administration

2008–2010 • University of Fianarantsoa

At a glance

Field of expertise

IT & AI

Experience

12 years of experience

Working languages

French · B2English · B2

Tools and software in use

Windows Server, Linux (Debian, RedHat, Ubuntu — 11 yearsAD, GPO, DNS, Exchange,WSUS,/SCCM, Bash/sh, Powershell — 9 yearsVMware vsphere, VCenter, Veeam, Hyper V, Proxmox VE, ISCSI — 9 yearsSharePoint, Office 365, Intune, Azure,AD/Entra ID (IAM, MDM, SSO/MFA, LAPS, Copilot, Whfb — 3 yearspfSense, Fortinet, Stormshield, VPN, IDS,IPS, EDR/antivirus — 9 yearsEasyVista, ManageEngine, ServiceNow, OTRS, GLPI — 11 yearsZabbix, Nagios, PRTG, NetWrix, Cacti, Centreon, Dynatrace, SCOM, OpsGenie — 9 yearsAsterisk BPX, Optilian SX2 — 7 yearsITIL v3, ISO 27001, SLA — 7 yearsServeur GED, SQL, Nmap, Burpsuite, Wireshark, Metasploit, WHOIS, urlscan — 3 years

Markets covered

France