L3 NETWORK ENGINEER

Hi5 Consult; Singapore; Vor Ort; SGD 60.000 - 90.000; Vollzeit

Zusammenfassung

Hi5 Consult is seeking a Network Engineer – Routing and Switching to design, implement, and support enterprise-grade network infrastructure for client premises in Singapore. You will work hands-on with Cisco routers and switches, IOS, NAC solutions, and wireless controllers.

The role requires CCNP certification, strong troubleshooting skills, and the ability to operate in a 24x7 environment. On-site duties may include scheduling maintenance and collaborating with vendors.

Qualifikationen

• Expert level knowledge in Cisco Routers and Switches.
• Strong knowledge of Cisco IOS.
• Experience with NAC (Network Access Control) implementations and operations.
• Proficiency with Aruba ClearPass and Cisco ISE.
• Hands-on with wireless networks, APs and controllers.
• Solid understanding of the OSI/TCP-IP model.
• Provide Level-2 support and troubleshooting.
• CCNP certification is required or equivalent.
• Experience with network monitoring and analytics tools.
• Familiarity with firewall products (Cisco ASA, FortiGate, Palo Alto, Checkpoint).
• Knowledge of Aruba ClearPass/Cisco ISE and wireless controllers.
• Familiarity with F5 load balancers.

Aufgaben

• Provide Level-2 network support and troubleshooting to resolve issues.
• Perform on-site and remote incident resolution and escalation as needed.
• Monitor network performance and bandwidth usage for client premises.
• Coordinate with vendors for testing and preventative maintenance.
• Maintain device inventories and update certificates when required.

Kenntnisse

Cisco Routers & Switches

Cisco IOS

NAC implementation & operations

Aruba ClearPass/Cisco ISE

Wireless networks/APs/controllers

OSI/TCP-IP model

Level-2 support & troubleshooting

CCNP certification

Network monitoring & analytics tools

Firewall products (Cisco ASA/FortiGate

F5 load balancers

Tools

Packet Tracer

Monitoring tools

Network diagnostic tools

Jobbeschreibung

JOB DESCRIPTION – Network Engineer – Routing and Switching

Required Key Skills

• Expert level knowledge in implementation and maintenance of Cisco Routers and Switches of all series.
• Good knowledge in Cisco IOS
• Good knowledge in implementation and operations support of NAC (network access control)
• Good knowledge in Aruba Clear Pass / Cisco ISE
• Good knowledge in Wireless Network / Access Points / Controllers support and troubleshooting
• Expert level understanding of the OSI or TCP/IP model
• Provide Level-2 technical support and troubleshooting to resolve issues
• CCNP certification
• Hands-on experience with monitoring, network diagnostic, Packet Tracers and network analytics tools
• Good knowledge on Firewall Products like Cisco ASA, FortiGate, Palo Alto, Checkpoint
• Good knowledge on Aruba ClearPass/Cisco ISE, Cisco wireless controllers
• Knowledge on F5 load balancers

Priority Tasks

• Workplace is at customer premises and staff has to follow instituted Workplace securities
• Perform Problem resolution, escalation and/or closure of incident including problem analysis and identification of the source of the problem w.r.t Routing and Switching
• Provide problem status to the Service Desk and/or update into the ticketing tool according to the Procedures Manual
• Perform day-to-day Network operation for the Network Infra-structure and Network Equipment at the customer premises, including performance monitoring, bandwidth monitoring.
• Work with customer’s vendor to perform testing and preventative maintenance according to the schedule provided by the customer for the Network Equipment
• Perform periodic OS upgrade and Patching as and when required.
• 24X5 rotational shift onsite availability and 24X7 standby / remote support availability as and when needed for critical incidents.
• Perform Problem resolution, escalation and/or closure of incident including problem analysis and identification of the source of the problem
• Provide proactive incident reports for all Network related problems, faults, events within TWENTY-FOUR (24) hours
• Respond to all fault calls inclusive of emails and other forms of communications for Firewall related issues and problems reported
• Escalate the problem to Vendors Support in timely manner and get the issue resolved within the specified time as agreed with the customer
• Provide multi-vendor equipment support across a wide range of models and types of networking equipment
• Maintain the inventory of certificates and install/update/renew certificates as and when required.
• Perform security activities like hardening/periodic health check/ ID validation and other compliance activities as per IBM security policies and standards.
• Maintain/Update IBM 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
• Subscribe to vendor notifications for the managed devices for vulnerabilities and review/validate/apply security patches pro-actively.
• Perform device activation / deactivation as per IBM service activation and deactivation process.
• Maintain the IP address inventory and allocate new IP address when required by business.
• Engage third part vendors to resolve hardware issues and follow up till closure
• Monitor vendor End of Life / End of Support notifications for all In Scope Devices and inform the client.