Network Support Engineer

2 days ago

Singapore COMBUILDER PTE LTD Full time

**Responsibilities**:

- Provide Level-2 technical support and troubleshooting to resolve network infrastructure issues.
- Perform day-to-day Network operation for the Network Infrastructure and Network Equipment at the customer place, including performance monitoring, bandwidth monitoring.
- Perform security activities like hardening/periodic health check/ ID validation and other compliance activities as per security policies and standards.
- Perform configuration change activities as and when required.
- Work with customer's vendor to perform testing and preventative maintenance according to the schedule provided by the customer for the Network Equipment.
- Perform Problem resolution, escalation and/or closure of incident including problem analysis and identification of the source of the problem with regards to network routing & switching and network security.
- Provide problem status to the Service Desk and/or update into the ticketing tool according to the Procedures Manual
- Perform periodic OS upgrade and patching as and when required.
- Perform 24X5 rotational shift onsite and 24X7 standby / remote support as and when needed for critical incidents.
- Provide proactive incident reports for all Network related problems, faults, events within 24 hours.
- Escalate the problem to Vendors Support in timely manner and get the issue resolved within the specified time as agreed with the customer.
- Engage third part vendors to resolve hardware issues and follow up till closure
- Provide multi-vendor equipment support across a wide range of models and types of networking equipment.
- Monitor vendor End of Life / End of Support notifications for all In Scope Devices and inform the client.
- Maintain the inventory of certificates and install/update/renew certificates as and when required.
- Maintain/Update inventory list and compliance related databases or similar Databases.
- Maintain the device inventory list for the client when needed, Maintain the software/firmware for all the devices up to date
- Perform device activation / deactivation as per service activation and deactivation process.Maintain the IP address inventory and allocate new IP address when required by business.

**Requirements**:

- Bachelor's degree in Computer Science, Engineering, or related field
- CCNP certification preferred.
- At least 3 years hands-on experience with monitoring, network diagnostic, Packet Tracers and network analytics tools, with expert level knowledge in implementation and maintenance of Cisco Routers and Switches of all mid-level to top range series.
- Expert level understanding of the OSI or TCP/IP model
- Good knowledge in Cisco wireless controllers, Cisco IOS, Cisco ISE, Aruba Clear Pass and the implementation and operations support of NAC (network access control)
- Good knowledge in Wireless Network / Access Points / Controllers support and troubleshooting.
- Good knowledge on Firewall Products like Cisco ASA, FortiGate, Palo Alto, Checkpoint
- Knowledge on F5 load balancers.
- Must be able to perform 24X5 (Monday to Friday) rotational 12 hours shift onsite and 24X7 standby / remote support as and when needed for critical incidents.

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