Technicien Réseau en alternance for ARINFO providing technical support and system administration. Join a fully funded training program with no registration fees.
About the role
- Network Engineer supporting network stabilization and implementation efforts within a broader modernization initiative. Responsible for switch, wireless configuration, Cisco ISE rollout, and multi-site support.
Responsibilities
- Implement and troubleshoot wired and wireless network changes
- Configure Catalyst switches, VLANs, ACLs, and routing under direction of senior engineering
- Support Cisco ISE deployment including: 802.1X on wired and wireless ports
- Certificate-based onboarding
- Posture validation rollout
- Assist with microsegmentation enforcement using SGTs
- Validate wireless coverage, perform tuning, and improve redundancy
- Support firewall change requests and VPN connectivity testing
- Troubleshoot production issues related to: L2/L3 connectivity, ISE authentication, DNS/DHCP/RADIUS interactions
- Participate in change windows and document implementation work
- Network automation and Infrastructure as Code, including the use of modern automation frameworks to improve consistency, scalability, and operational efficiency
- Hands-on experience with Ansible, APIs, Git, and Terraform for configuration management, automation, and cloud/network infrastructure provisioning
- Observability and assurance at scale, with the ability to proactively monitor, analyze, and troubleshoot enterprise networks
- Experience enabling and consuming telemetry, NetFlow, and IPFIX for traffic visibility and performance analysis
- Familiarity with Cisco DNA Center Assurance, Palo Alto Panorama, and SIEM integrations to provide centralized visibility, security monitoring, and operational insights.
Requirements
- 3–7 years enterprise network engineering experience
- Strong routing + switching fundamentals (Catalyst 9k)
- Hands-on Cisco wireless (9800 WLC preferred)
- Experience with 802.1X and NAC concepts
- Familiarity with Cisco ISE configuration
- Exposure to Cisco SDA / DNAC
- Basic Palo Alto firewall experience
- Azure networking familiarity
- Experience working across multiple buildings or sites
Benefits
- Hybrid onsite
Job title
Job type
Experience level
Salary
Not specified
Degree requirement
Tech skills
Location requirements
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