Senior Administrator - Network LAN/WAN

HCL Technologies Limited; Deutschland; Hybrid; EUR 60,000 - 90,000; Full time

Job summary

HCL Technologies Limited in Germany is seeking a Network Services & Infrastructure professional to join our team. You will manage enterprise LAN/WAN, routing and switching, wireless technologies, firewall concepts, and performance optimization.

This role involves close collaboration with customers and cross‑functional teams, strong problem solving, and a commitment to service excellence. It operates in a hybrid model with three days on site.

Qualifications

• Experience with enterprise LAN/WAN management and network operations.
• Proficient in routing, switching and DDI concepts.
• Knowledge of wireless networking technologies.
• Understanding of firewall and network security principles.
• Ability to capacity and performance manage complex networks.
• Strong troubleshooting and analytical capabilities.

Responsibilities

• Network Engineers
• Network Administrators
• Network Operations Specialists
• Network Service Managers
• Infrastructure Support Professionals
• Connectivity Experts

Skills

Enterprise LAN/WAN management

Routing and switching & DDI

Wireless networking technologies

Firewall and network security concepts

Capacity and performance management

Troubleshooting and analytical

Job description

Requisition ID164511-Posted10/22/2026

Job Summary : Network Services & Infrastructure Professionals

Key Responsibilities

Job Responsibilities : Network & Infrastructure Services

• Network Engineers
• Network Administrators
• Network Operations Specialists
• Network Service Managers
• Infrastructure Support Professionals
• Connectivity Experts

What We\'re Looking For We welcome applications from professionals who bring:

• Strong customer and stakeholder management capabilities
• A passion for service excellence and continuous improvement
• Experience working in complex and dynamic enterprise environments
• Excellent communication and collaboration skills, locally and in diverse teams
• Fluency in Local language is mandatory and good knowledge in English is required
• Hybrid working model with 3 days of onsite presence – Operates from Customer location

Skill Requirements

Skill Requirement : Key Skills

• Enterprise LAN/WAN management
• Routing and switching & DDI
• Wireless networking technologies
• Firewall and network security concepts
• Capacity and performance management
• Strong troubleshooting and analytical capabilities