- Company Name
- SEA TPI
- Job Title
- Administrateur Systèmes et Réseaux (H/F)
- Job Description
-
**Job Title**
System and Network Administrator (H/F)
**Role Summary**
Responsible for the daily operation, maintenance, and security of Linux and Windows server environments, virtualization platforms, cloud resources, and network infrastructure. Oversees incident resolution, patch management, backups, storage, certificates, and Azure services while ensuring optimal performance through monitoring tools. Manages LAN/Wi‑Fi networks, SD‑WAN, firewalls, VPNs, proxies, and load balancers, and collaborates with ITSM processes to handle tickets, changes, and requests.
**Expectations**
- Autonomy, rigor, and quick response to incidents.
- Strong analytical and problem‑solving skills.
- Ability to work independently and within a team of N2/N3 specialists.
**Key Responsibilities**
- Daily administration of Linux (RedHat, Ubuntu, CentOS) and Windows Server.
- Escalated incident handling (N1), log analysis, and root‑cause investigation.
- User, group, and RBAC management (AD, LDAP).
- Patch deployment, security updates, and certificate renewal.
- VM lifecycle management (VMware, Hyper‑V) and hypervisor administration (network, datastore).
- System supervision using Centreon, Nagios, or Zabbix.
- Backup and restoration with Veeam; storage management (NAS, SAN, LUN).
- Azure resource management and basic AWS exposure preferred.
- ITSM ticket handling (incidents, requests, changes).
- LAN/Wi‑Fi infrastructure operation, connectivity support, and equipment configuration.
- SD‑WAN, firewall (CheckPoint, Palo Alto) administration, VPN (IPSec/SSL), proxy servers, and F5 load balancer management.
- Security and network log analysis.
**Required Skills**
- Operating Systems: Linux (RedHat, Ubuntu, CentOS), Windows Server.
- Virtualization: VMware (vSphere, ESXi), Hyper‑V.
- Cloud: Microsoft Azure (basic), AWS (desired).
- Scripting: PowerShell, Bash, Ansible.
- Monitoring: Centreon, Nagios, Zabbix.
- ITIL methodology.
- Network security: Firewalls (CheckPoint, Palo Alto), VPN (IPSec/SSL), Proxy, Load Balancer (F5).
- SD‑WAN administration.
- Certificate lifecycle management.
**Required Education & Certifications**
- Degree or equivalent in Computer Science, Information Technology, or related field.
- ITIL Foundation (mandatory).
- Vendor certifications preferred: VMware VCP, Microsoft Certified: Windows Server, CheckPoint Certified Security Administrator, Palo Alto Networks Certified Network Security Administrator, Cisco CCNA/CCNP.