Systems & Network Administrator — Paris (Hybrid)

ITRS; Paris; Hybride; EUR 55 000 - 75 000; Plein temps

Avantages offerts par ce poste

Employee Assistance Programme

Flexible Hybrid Working

Enhanced Parental Leave

Travel Insurance

Life Assurance

Income Protection

Referral Bonus

Buy and Sell Holiday

Training Reimbursement

Résumé du poste

ITRS in Paris seeks a Systems & Network Administrator to own and run our mobile platform, network infrastructure and fleet of mobile devices. You will design, build, and manage the network from ground up, ensuring continuous operation.

You will work on-site and in a hybrid model with the IT Manager, providing Tier 1–3 support and mentoring the apprentice, while collaborating with international teams in English and French.

Qualifications

• Proven experience as a systems and network administrator.
• Experience designing and building a complete network infrastructure, not only operating an existing one.
• Solid knowledge of networking fundamentals and equipment: TCP/IP, VLANs, routing, switching, firewalls, VPN and Wi‑Fi.
• Experience managing a mobile platform and a fleet of mobile devices, including enrolment, configuration and security.
• Hands‑on experience in data-centers, including hardware installation, cabling and maintenance.

Responsabilités

• Oversee and maintain the mobile platform, network infrastructure and fleet of mobile devices to guarantee continuous operational performance.
• Design, build and document network infrastructure, from architecture and addressing through to switching, routing, firewalls and wireless.
• Monitor platform and network health, and fix root causes of incidents.
• Supervise and mentor the Operations Team for the mobile platform.
• Provide Tier 1–3 support to users and infrastructure, and escalate when needed.
• Collaborate with international teams and deliver IT projects on time.

Connaissances

Network design

Routing & switching

VPN & WiFi

MDM

English proficiency

French language

On-site support

Data-centers

Project coordination

Outils

Cisco CCNA

Cisco CCNP

Description du poste

ITRS in Paris seeks a Systems & Network Administrator to own and run our mobile platform, network infrastructure and fleet of mobile devices. You will design, build, and manage the network from ground up, ensuring continuous operation.

You will work on-site and in a hybrid model with the IT Manager, providing Tier 1–3 support and mentoring the apprentice, while collaborating with international teams in English and French.