Senior System & Network Engineer

at  Gentis

MISSIONS :

You will be part of the Infrastructure team of the company, in a financial sector and play a critical role in the design, implementation, and maintenance of the IT systems. You will be responsible for ensuring the stability, integrity, and efficient operation of our information systems that support core organizational functions.

YOUR MAIN TECHNICAL SKILLS :

• Advanced knowledge in system administration; operating systems: Linux (RedHat, CentOS and Ubuntu) and Windows;
• Strong understanding of cloud-oriented and on-premise technical architectures (others like Amazon or Google is appreciated);
• Knowledge of virtualized environments (VMware);
• Practical and concrete knowledge of backup or network level (FortiGate Firewalls, Cisco ASA, F5, CheckPoint, CommVault, etc.);
• Knowledge of switch management is useful and desired such as Alcatel;
• Knowledge of messaging systems required: Exchange/Exchange Online + general knowledge in antispam and messaging security;
• Knowledge of cloud-related technologies and containerization (Azure, Kubernetes, Docker);
• Knowledge of scripting languages: Bash, PowerShell, Python (other languages as an asset);
• Knowledge of Terraform is considered an asset (DevOps as a plus);
• Extensive skills in Intune and Autopilot;
• Concrete experience in Microsoft AD and AAD;
• Experience with Azure monitoring tools

• Install, administer, and maintain services, servers and systems in operational condition (Windows, Linux, AD/AAD, MS Exchange Online, etc.);
• Actively participate in the installation, administration, and maintenance of network components ("On premise” + “Azure Cloud");
• Provide support and incident resolution (Levels 2 and 3);
• Ensure proper documentation of the information system (diagrams, technical operation manuals, procedures, runbooks, etc.);
• Key player in projects;
• Drives innovative thinking and solutions;
• Communicates new concepts, techniques and best practices within the organization with consistent, maintainable, flexible, and cost effective solutions;
• Collaborates with other engineers to maintain and evolve solutions in the Cloud or On-Premise in a continuous improvement manner;
• Administrates his technical environment (Backup, LAN, WAN, Network and server hardware, etc.);
• Manages on all administration tasks in his technical environment (migration, deployment, rollout, etc.);
• Ensures proper documentation of the information system (diagrams, technical operation files, procedures, processes, runbooks, etc.);
• Contributes to monitoring and identifying IT department risks and security issues related to its infrastructure;
• Ensures knowledge transfer for business continuity and within the support team;
• Ensures ticket follow-up with team and users;