India
1 day ago
Technical Support Specialist - Firewall

Within CDO Infra Networks, the Networks tower manages globally the life cycle, delivery, quality and performance of the Wide Area Network, the internet connections, network traffic management, (W)LAN, DNS/DHCP and all other aspects of connectivity for Nokia Networks offices and partners. To support the digital transformation and the use of cloud services, the transformation into a full hybrid network is proceeding at full speed.
 

Bachelors’ degree or engineering degree in Telecommunications/Information Technology/Computer Science or equivalent Minimum of 10+ years’ experience in Network services, deep knowledge of and management in complex environment Experience in network designs/configurations, managing, supporting and deploying network infrastructures Strong communication and interpersonal skills, with the ability to work effectively in a team-oriented environment. Strong ability to diagnose network alerts, events or issues Good understanding on network technologies TCP/IP, VRRP, DNS, ARP, STP, Trunking, & Port Channeling, VRF, IPsec and TLS;  Proficient in Standard Routing Protocols such as OSPF, ISIS, BGP, Route Policy, QoS, VRRP, Multicast, LDP and MPLS. Experience with security monitoring and analysis tools. Excellent problem-solving skills and attention to detail. Hands-on experience in handling FortiGate Firewall and proxy or equivalent  Relevant certifications (e.g., Fortinet NSE, CISSP, CISM) are highly desirable. Familiarity with network security principles and practices. Knowledge of scripting and automation tools for network management Ability to acquire Nokia Router product knowledge, learn CLI and deployment would be highly desirable Expertise level in handling complex routing design, routing issue with multi-vendor environment  Experience in IPv6 WAN routing architecture and deployment expertise  Good knowledge on Enterprise WAN, LAN, wireless network, virtualization, load balancer Recent Hands-on experience would be must Requirement gathering experience Understanding of ITIL processes Excellent verbal and written communication skills in English Eager and capable to work in a global multi-cultural team and to develop him/her self Strong customer focus Drive to deliver results, “get things done” attitude

 

Technical support specialist – Firewall is responsible for IT service management handling Incident management, Problem management, Change management for all IT network technologies with complete knowledge of technical design, functionality, configuration, performance and quality of connectivity. This is a position in network operations for enabling reliable service operation for IT network services with functional responsibilities including: 

Analyzing production network issues and resolve Work in US time zone for operational shift support and provide required guidance to NOC  Administering service requests and execute network changes for the escalated incidents or priority incidents Own incident ticket resolution end-to-end and find a way to resolve or provide technical workarounds  Coordinate with cross technology technical team to resolve the incident  Track issues that are intermediate in nature until its closure working with multiple stakeholder  Ensure to provide technical update during the incident management  Identify the issues root cause and document the root cause analyses with corrective, preventive actions.  Identify design related gaps that caused the incident and propose for preventive action  Work through problem management process to support technical implementation  Comply to change management process for change implementation whenever required  Engage OEM, service provider to troubleshoot the issue and escalate to get it resolved Additional duties as required and possible remote implementation assistance on special projects  Escalate to very complex network issue to L4 engineer for support Support in creating presentation and generates reports Work with network tools administration to build new monitoring solution if required  Design, deploy, and manage firewall and proxy solutions using FortiGate Firewalls. Perform advanced troubleshooting and resolve complex network security issues  Develop and enforce security policies and procedures to protect network resources. Conduct regular security assessments and audits to ensure compliance with industry standards and best practices. Develop and maintain comprehensive documentation for firewall and proxy configurations, policies, and troubleshooting procedures. Provide technical guidance and mentorship to junior team members. Stay current with industry trends and advancements in network security technologies.

 

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