Azure Network Security SME

Job description

We're searching for a talented and passionate Subject Matter Expert having expertise on LB, DNS, DHCP, IPAM , network, and security technologies to join our CoE Managed IT Services, which is responsible for remotely managing, securing and supporting Cloud & IT infrastructure for our customers around the world. You will provide design, engineering, configuration, administration, maintenance and support of LB, DNS, DHCP, IPAM (DDI), network, & firewall infrastructure deployed in the customer environment. You will be required to handle multiple assignments concurrently, leveraging experience skills in handling complex environments and coordinating task among teams. You will be required to work in 24x7 shift rotations to ensure service availability to our customers.

Role & responsibilities

• Manage Load Balancer, DNS, DHCP, IPMA (DDI), network, firewalls in the customer environment
• Manage operational maintenance, security, and availability of infrastructure
• Perform analysis and diagnosis of complex issues, troubleshoot and resolve to restore services
• Perform business impact analysis and risk assessments to reduce the likelihood of significant service outage or disasters
• Perform Root Cause Analysis (RCA) as part of problem management
• Assist in analyzing historical usage for tracking and trending
• Identify performance bottleneck and suggest for the improvements
• Implement capacity improvement plan
• Develop and maintain the Technical Disaster Recovery Plan. Provide technical support during disaster. Execute Technical Disaster Recovery plan during DR and DR drill.
• Remediate security vulnerabilities identified by IT Security team
• Prepare and manage HLD & LLD , process and technical documentation

Preferred candidate profile

• BE/B.Tech/MCA/B.Sc. (IT/Computer Science)
• CCNP/CCIE, Palo Alto/Checkpoint certification, ITIL certification
• F5/Citrix NetScaler certification
• Experience on managing large scale DDI implementation and network environment
• In-depth knowledge of IPv4, IPv6, DNS/DHCP, IP Address Management
• Good hands-on experience on installation and configuration of network (switches, routers) and security devices (firewalls) and network services (like NTP, RADIUS etc.)
• Basic Knowledge on any Scripting language like PowerShell, Python, Pearl etc
• Should have knowledge of ITIL processes. Experience working in ITIL tools like Service Now etc.
• Knowledge or experience on load balancers (F5, NetScalar), IPAM (Infoblox), internet gateways
• Experience working with some or all technologies below:
• Azure/AWS/GCP
• IPAM/DNS/DHCP/NTP
• Cisco switches / routers
• Palo Alto/ Fortigate / Checkpoint firewalls
• F5 / Citrix NetScaler