Network Engineer (L2)

TECHEMERGE SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 90,000 - 120,000; Full time

Job summary

TECHEMERGE SOLUTIONS PTE. LTD. seeks an experienced network engineer to support on-site client networks, manage routers and switches, and maintain NAC and wireless infrastructure.

You will handle incident resolution, perform configurations, and coordinate with vendors to ensure uptime and security. Strong CCNP and firewall experience are preferred. Role requires on-site presence at client premises with 24x7 standby coverage for critical incidents and adherence to IBM security-style policies and

Qualifications

• Expert level knowledge in implementation and maintenance of Cisco Routers and Switches of all series.
• Good knowledge in Cisco IOS
• Good knowledge in NAC implementation and operations support
• Experience with Aruba ClearPass / Cisco ISE
• Strong understanding of Wireless Network components and controllers
• Expert understanding of the OSI or TCP/IP model
• Provide Level-2 technical support and troubleshooting
• CCNP certification
• Hands-on monitoring and diagnostic tools experience
• Knowledge of firewall products including Cisco ASA, FortiGate, Palo Alto, Check Point
• F5 load balancers knowledge
• Knowledge of Aruba ClearPass/Cisco ISE and wireless controllers

Responsibilities

• Work at customer premises with strict workplace security.
• Perform problem resolution and escalation for routing and switching issues.
• Execute configuration change activities.
• Provide status updates to Service Desk and document tickets.
• Operate day-to-day network operations and monitor performance and bandwidth.
• Coordinate with vendors for testing and preventive maintenance per schedule.
• Conduct OS upgrades and patching as required.
• 24x5 onsite coverage and 24x7 standby/remote support for critical incidents.
• Provide proactive incident reports within 24 hours for network-related problems.
• Escalate to vendor support and ensure timely resolution as agreed.

Skills

Cisco Routers/Switches

Cisco IOS

NAC

Aruba ClearPass/Cisco ISE

Wireless networks

OSI/TCPIP model

Level-2 troubleshooting

CCNP

Network monitoring tools

Firewall products

F5 load balancers

Tools

Packet Tracer

Job description

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
• Perform configuration change activities
• 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.