Senior Network Administrator

Discover ING Bank

ING is a frontrunner in the transformation of banking and a company that puts technology at its heart. At ING, we believe all sustainable progress is driven by people with the imagination and determination to improve their future and the futures of those around them. We empower people and organisations to realise their own vision for a better future. Join us! Together we can build the next generation of digital banking!

The Mission

Manage the network infrastructure and offer 24/7 support in case of incidents.

Your day-to-day

• Manage the following technologies: Data Center network (both Ethernet and fiber channel), third party connections, ING remote locations network, Internet, DMZ, network load balancers, WiFi infrastructure;
• Manage the applications used to monitor the network;
• Perform network segmentation as required by ING internal standards;
• Implement, maintain and troubleshoot a complex network tooling infrastructure;
• Perform daily operating system administration tasks, including hardware and software upgrades, patch management and maintain regulatory controls;
• Review the environment and have initiatives to reduce failures, defects and improve performance;
• Perform daily systems checks and correct any issues;
• Perform performance analysis, proactive troubleshooting, continual improvement and capacity planning;
• Ensure timely and accurate resolution of the incidents on the administrated systems;
• Investigate the problems in the production environment;
• Document tasks and changes, including deep analysis in order to prevent any downtime;
• Maintain security and data integrity;
• Firewall administration la day to day;
• Test the effectiveness of the existing security controls;
• Maintain internal CMDB for the assets in-scope.

• Minimum 5 years’ experience in a similar position;
• Complex route cause analysis;
• Strong networking knowledge;
• Experience with ticket management systems.
• CCNP certification or equivalent from a different supplier.

• Scripting knowledge in order to automate regular activities performed on the network devices;
• Previous Palo Alto experience;
• Experience with Data Center SDN.