Network Administor

Köln, NRW, de on site Until 8/21/2026 First posted March 21, 2025 Last posted March 21, 2025
Job description

Axians is a brand of the VINCI Energies Group which is dedicated to the Information and Communication Technologies and to the challenge of Digital Transformation. We are a network of 210 operations with 10000 employees and present in 23 countries.

Through human-centered methodologies, we answer to all the ICT needs with different solutions in telecoms infrastructures, cloud and datacenters, enterprise networks, digital workspace and data analytics. Cybersecurity is a high priority in all these areas.

The best of ICT with a human touch

  • Support the installation, configuration, security, operation, and maintenance of all network equipment and software;
  • Work with IT Project Managers, Business Analysts and IT Architects and the team to evaluate, design and develop solutions to address business needs and opportunities, and propose changes that would make the network environment a more effective solution;
  • Document the technical implementation, policies and procedures to support the operational environment and participate in the design and ongoing refinement of technical implementation documentation, procedures and policies;
  • Examine requirements documents and support creation of technical design documents, unit test, system test and capacity and implementation plans for small to complex projects;
  • Perform, in close collaboration with the team, typical system administrative activities including daily performance monitoring, routine equipment checks and preventative maintenance, updating, controlling access permissions and privileges or issue troubleshooting and resolution;
  • Ensure compliance with standard practices, processes and enterprise standards;
  • Network case follow up and resolution in collaboration with supplier support teams;
  • Second level and standby support;
  • Administer LAN/WAN and wireless infrastructure;
  • Administer Wireless Network Infrastructure;
  • Administer Network security components (Firewall, Remote access facilities, Network Access Control, Load balancing, Application Level Firewall, Proxies);
  • Administer Video conferencing services;
  • Cable management.

Technical Requirements:

  • Bachelor Degree is a plus;
  • Expertise in managing network components from major vendors in particular from Cisco, F5, Fortinet, Open source;
  • Strong expertise in recent network technologies;
  • Expertise in task-automation of network equipment;
  • Expertise with unified data center switching;
  • Preferably Cisco Certification (CCNA, CCNP, CCIE).

Behavioral profile:

  • Able to prioritize;
  • Strong analytical and troubleshooting skills combined with a disciplined approach to problem solving;
  • Capability of integration in an international/multicultural environment;
  • Integrity & Professionalism;
  • Respect for Diversity;
  • Open Minded and committed to continuous learning.
About this role

Summary

Manage and support network infrastructure, security, and performance in a dynamic environment

Job title

Network Administor

Experience level

not specified

Industry

information and communication technologies

Location requirements

Köln, NRW, Germany; remote work not specified

Salary

Not specified

Management role

No

Skills & keywords

Required skills

CiscoF5Fortinetnetwork managementnetwork securityfirewallwireless infrastructurecable management

Preferred skills

Cisco certificationCCNACCNPCCIEtask automationdata center switching

Specializations

network managementcybersecurityLAN/WANwireless infrastructurenetwork security
Locations

Structured locations inferred from the posting.

Cologne, Germany

On-site City
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