Senior Network Security Engineer

The Network and Security Operations team is accountable for maintaining a resilient and secure IT infrastructure that is always accessible for the organization. Their responsibilities encompass providing expert guidance and top-level support for the network and security infrastructure. The role is responsible to Lead for ensuring the stability, security, and performance of an organization's network Security infrastructure. This role requires a combination of technical expertise, leadership skills, and a proactive approach to network operation management. effectively oversee the network and security infrastructure for various clients, whether remotely or on-site, ensuring it meets the organization's requirements in terms of availability, security, and suitability.

Job Responsibility:

• Responsible for handlingsecurity incidents, changes,and problems delegatedto the Network Security Operational Team mainly for cisco SD-ACCESS & ACI, Wireless & ISE Technologies
• Lead the design and implementation of the organization's network infrastructure, ensuringscalability, reliability, and adherence to industry best practices.
• Provide expertise in the support, administration, and implementation of network and security hardware/software.
• Engage with external suppliers, logging support calls, conducting follow-ups, and driving issue resolutions to closure.
• Oversee the configuration of network devices, including routers, switches, firewalls, and other networking equipment
• Incident Management: Lead the responseto network-related incidents, ensuring timely resolution and minimizing downtime.
• Problem Management: Identify and address recurring network issues through root cause analysisand the implementation of preventive measures.
• Troubleshooting: Provide technical expertise for complexnetwork problems, collaborating with technical teams to resolve issues efficiently.
• Lead efforts to optimize networkconfigurations for efficiency, performance, and cost-effectiveness.
• Manage and lead incident, change,and problem management for network and security infrastructure.
• Coordinate and providesupport for site visit activities at various locations, ensuring network securitycompliance.
• Network Documentation: Maintaincomprehensive and up-to-date documentation related to network configurations, diagrams, inventory and standard operating procedures.
• Change Management: Implement and oversee changemanagement processes for network configurations and updates
• Team Management: Lead and manage a team of networkoperations professionals, providingguidance, mentorship, and performance feedback.
• Collaborate with vendorsfor tasks such as device upgrades, Data Center migration, new device implementation, technology adoption, hardware replacement, and migrations.
• Resolve network security-related tickets promptly and in adherenceto Service Level agreements (SLAs).

Interpersonal Skills:

• Explanation and Documentation: Clearly articulate complex security concepts, both verbally and in writing, to technical and non-technical stakeholders. Create incident reports.

Leadership and Teamwork:

• Team Collaboration: Collaborate with team members, providing guidance and assistance where needed.
• Leadership: Take a leadership role in security initiatives and projects, guiding team members toward common goals.
• Client Engagement: Interact with clients to understand their security requirements, explain technical concepts in a comprehensible manner, and ensure client satisfaction.

Problem Solving:

• Analytical Thinking: Applyanalytical thinking to solve complexnetwork security issuesefficiently.
• Decision-Making: Make informeddecisions, considering the potential impact on the network security infrastructure.

Adaptability:

• Flexibility: Adapt to changing security threats, technologies, and business requirements, remaining flexible and proactive in implementing necessary changes

Time Management:

• Prioritization: Effectively prioritize tasks, managing time and resources efficiently to meet project deadlines and respond to incidents promptly.

Presentation Skills:

• Technical Presentation: Present technical information in a clear and understandable manner during meetings, training sessions, or when interacting with clients.

Crisis Management:

• Calm Under Pressure: Maintain composure and effectiveness in high-pressure situations, especially during security incidents or disasters.

Experience:

• Bachelor’s degree (Must Have)
• Proven experience as a Network Security Engineer, with a minimum of [7 years] in a senior or lead role. Experience is similar Security Operation Center and Implementation experience

Certifications:

• CCNP/ CCIE
• Wireless & ISE Technologies
• Firewall Certification (Fortinet/Palo Alto/FTD)

Technical Competencies

• Data Centre and Campus Networking Design & Implementation (FabricPath/vPC/VxLAN/NX-QoS/OTV
• Experience designing and building complex data center networks with Software Defined Networking (SDN) solutions such as Cisco ACI, VMware NSX or any OpenFlow protocol
• Understanding of ACI Multi-Pod, Multisite deployments.
• Operate and maintain existing multi-pod ACI implementation
• Securely attach different workloads to the ACI with required EPG, contracts, L2/L3 outs etc.
• Integrate ACI with NSX environment in HCI/VVD of Dell/EMC.
• End to end knowledge of ACI firmware upgrade
• EPGs, BDs, L3 outs, Multiple VRFs, Multi-Tenancy, ACI in band and OOB management, Integration with VMM Domains, Access policy Definition for any type of interfaces single or PC or VPC, L4-L7 Service graph, PBR, ACI High-availability Solutions like Multi-Pods.
• Experience designing and building complex campus network with Software Defined Access (SDA) solutions from Cisco or any other SDA vendors
• NAC rollout and tuning in SDA campus, based on ISE
• Complete knowledge of VX-LAN, Any cast routing
• Experience in Managing DNAC, SDA fabric, CAMPUS Fabric in integration with Cisco ISE and Wireless.