Job Description :
Job Description DNS, DHCP, IPAM L3 The position of a DDI L3 is responsible for the ongoing network operations management to provide 24x7 support. The ideal candidate will have deep experience of networking technologies, such as DNS, DHCP, Time services, routing; managing heterogeneous environment & generate metrics related to Network performance, capacity, availability, failure rates, and will also have a strong background in network performance management, service delivery and strategic operations planning with a strong technical orientation & creative in problem solving. Key responsibilities include: This is a hands-on technical role: Provide tier-3 (expert level) operational support to resolve critical business issues that require deep network DNS, DHCP, IPAM, Time Services troubleshooting techniques and performance analysis Independently own the Network Infrastructure support solving complex issues and suggest design modifications as appropriate. - Ensure SLAs are met - Responsible for performance analysis, proactive troubleshooting and capacity planning for the Network platforms. - Perform monitoring and maintenance of overall environment working with experienced team members. - Perform change controls. Update process documentation and team portals - Participate in troubleshooting, capacity planning and analysis, performance analysis & Root Cause Analysis. - Communicate with peers and managers regarding system issues & participate in 24x7 on-call. - Automate operational tasks to make processes simpler and more robust. - Ability to handle multiple complex tasks in a dynamic environment, with tight deadlines concurrently. Refresh heat-maps and operations plans for campus DDI solution Monitor and analyze statistical data to develop improvement plans Provide an effective network DDI capacity plan Develop and monitor global weekly and monthly trending reports by business sectors to justify future growth Additional Responsibilities Include: Oversees the management of service level agreements (SLAs) with vendors and service providers Oversees and directs all aspects of the 24/7/365 mission critical network/telecommunication infrastructure operations; including planning, supporting, and maintaining functions Serves as the senior-level escalation point for DDI network operations to resolve critical incidents Maintains policy and procedures manual, conducts monthly service review meetings with key stakeholders. Provides leadership, management, direction, and technical oversight for the network operations department Required Qualifications and Experience: Bachelor's degree, or related qualification Certifications is a must (CCNP, Infoblox Certified, DDI OEM Certifications) Minimum 12+ years of working in DDI Network with expert level experience Experience of working in a multi-cultural, virtual team, across multiple geographical regions Experience with technologies such as: Infoblox, BT Sapphire, BlueCat DDI management Extensive support of Routing Protocols/Technologies Hands on Experience with DDI / IP Address migration to Infoblox Deliver high level and low level design of DNS, DHCP, and Time Services Drive delivery of DDI solutions, including project and implementation support Knowledge of Linux and UNIX system Scripting knowledge (i.e. Shell, Perl) Thorough understanding of DHCP, DNS, IP Addressing and Time Services High degree of experience in the day to day configuration and Sr. level troubleshooting of IPAM DHCP, DNS, and DDNS Experience in installing, configuring, and troubleshooting Infoblox, BT Sapphire suite of products in a large distributed environment Thorough understanding of Infoblox operations Creating & modifying DNS zone files manually (forward and reverse zones) DNS Anycast Time Services knowledge of: NTP & PTP Work collaboratively with other teams such as LAN, WAN, firewall, Active Directory, Hosting etc. Integration of DNS and DHCP in Active Directory environment Strong understanding of application communication methodologies. Ability to perform TCP/IP Network traces/packet captures with solid experience interpreting results. High level of confidence and competence communicating on bridges. Experience with monitoring tools and strategies. Perform or participate in complex maintenance or deployment activities. Create or modify documentation in response to new events and learnings. Routinely provide constructive feedback for improvement opportunities Ability to coordinate and direct activities across multiple teams Excellent customer focus and engagement skills Ability to develop solutions within a complex operational environment Excellent verbal and written communications skills Advanced knowledge of technical/business environment and problem determination strategies Develops and maintains standard operating procedure manual and processes used by the team

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