Senior Network Engineer - L3

Senior Network Engineer – L3 Important Information Location: Singapore 12 months contract Job Summary As a Senior Network Engineer, you will be responsible in providing Tier-3 support for enterprise networks including Cisco, Juniper, Palo Alto, and Fortinet. 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 security policies and standards. - 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 - Subscribe to vendor notifications for the managed devices for vulnerabilities and review/validate/apply security patches pro-actively. - 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. - 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. About Encora Encora is a global company that offers Software and Digital Engineering solutions. Our practices include Cloud Services, Product Engineering & Application Modernization, Data & Analytics, Digital Experience & Design Services, DevSecOps, Cybersecurity, Quality Engineering, AI & LLM Engineering, among others. At Encora, we hire professionals based solely on their skills and do not discriminate based on age, disability, religion, gender, sexual orientation, socioeconomic status, or nationality.