Network & Telecom Administrator

Join HCLTech "Certified Global Top Employer 2025"HCLTech is a global tech company with 224,000+ HCLTechies across 60 countries, offering digital, engineering, and cloud solutions. Serving major industries like Financial Services, Manufacturing, Healthcare, Telecom, and more, its 12-month revenue ending September 2024 was $13 billion.HCLTech France: +500 HCLTechies. Offices: Paris, Lyon and Toulouse.HCLTech France: +500 HCLTechies. Offices: Paris, Lyon, Toulouse and Blagnac.We are seeking a Network & Telecom Administrator to join our HCLTech team at a prestigious client site in the banking sector, based 20 minutes drive from Lille, Marcq-en-Barœul.This is a permanent, hybrid role offering the opportunity to work on-site three days per week.OverviewThe Network & Telecom Administrator will ensure the administration and management of network and telecom infrastructures in a critical environment. The mission includes maintaining operational conditions, managing projects, monitoring performance, and resolving incidents. Tasks and ResponsibilitiesEnsure availability and performance of network and telecom infrastructures (LAN/MAN/WAN). Manage projects related to network and telecom domain. Handle alerts, incidents, and problems. Follow up on corrective and preventive actions. Participate in continuous improvement and securing environments. Job mandatory requirementsAdministration of LAN/MAN/WAN networks. VPN management. Proxy and Reverse Proxy configuration. Firewall configuration and management. Network monitoring and supervision tools (e.g., PRTG, Nagios). Network security (access control, segmentation, hardening). Administration of telephony solutions (Teams, Cisco, PABX). Technical documentation and procedure management. Incident management and Level 2/3 support. Knowledge of advanced network monitoring tools. Experience in hardening and securing infrastructures. Automation and scripting for network management (PowerShell, Python). Familiarity with ITIL and ticketing tools. Participation in migration or modernization projects. Ability to work in multi-site and international environments. French language native/C1/C2 and English language B2/C1Apply now and submit your CV in EnglishWhy become an HCLTechie?At HCLTech, we offer diverse opportunities to learn, innovate, and fast-track your career. You'll work with global clients and industry-leading experts, gaining access to mentorship and rewarding growth paths. Our people-friendly work culture fosters flexibility, leadership, and personal and professional growth, giving you the freedom to explore, experiment, and thrive.We believe in doing things differently, offering hands-on training and coaching, and celebrating the passion and commitment of our teams. Discover the benefits of joining HCLTech:Comprehensive benefits package.Global career opportunities and mobility.Flexible work environment supporting work-life balance.Exciting projects and upskilling opportunities to shape your role.Total wellbeing focus: Beyond professional growth, you’ll be able to collaborate with like-minded colleagues to drive meaningful impact through initiatives like our CSR Council, Diversity Council, Women Connect, and many more.