Manish Gupta

Experience

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  Mphasis

  Jul 2010 - Nov 2013

  Specialization senior infrastrucure Engineer

  Job Profile: •Configuration & Administration of QIP DHCP Server which includes:•Creation of DHCP Pools for new networks•Creation of DHCP Services for existing networks•Applying existing templates as per the client's host location which contains different network parameters•Defining the lease time as per the network standards•Manual push of DHCP•Configuration & Administration of DNS Server which includes addition /deletion/modification of:•End-User Workstation Names•Hosts•Router names•Switches and Hubs•DHCP host names•Name Servers•Aliases•Domain Names•Manual push of DNS (with proper approvals)•Creation/Modification/Deletion of subnets as per the client’s request including FLSM and VLSM•Splitting and joining subnets (Subnetting and Supernetting)•Natting and creating ACLs as per the client’s security request•Well versed with GUI/CLI/WEB Vital QIP/IP Control Show less

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  Accenture

  Nov 2013 - Jan 2017

  IT Operations Senior Analyst

  Client: Banking Environment•Configuration and administration of Infoblox DDI appliances both virtual and physical.•This includes managing DNS zones (Add/delete/modify), records (A, PTR, CNAME etc), Managing Subnets and DHCP scopes/options , CSV Import/Export feature, DNS load balancing via Anycast, DDNS, DHCP failover, Named ACL,TSIG,GSS-TSIG etc.•Microsoft DNS/DHCP Service management via grid member using Microsoft management console feature.•Data management also includes refresh/restart of DNS and DHCP data by restarting the corresponding services on the server/appliances. •Part of DDI Platform migration team, All together we have gathered info of the legacy system and mitigate all the risk factors and successfully migrated platforms to the market standard infoblox enviro•Banking environment is a complex architecture, which comprises of both DNS/DHCP servers, DDI Appliances and Cloud.•Co-ordination with appliance vendors (e.g Infoblox, Alcatel-Lucent etc) are also part of the scope, for new platform installation, hardware replacements and bug-fixes.•All Production changes are required to follow change governance process.•Vlan Creation and port assignment on Cisco distribution switches.•Dhcp Relay/ IP Helper configuration on Layer 3 switches.•Good basic knowledge on BIG IP F5 load balancers LTM/GTM.•Creating pools, Virtual servers, Profiles and health monitor check. Show less

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  Accenture Services Pvt Ltd

  Nov 2013 - Jan 2016

  IT Operations Analyst
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  Microland Limited

  Jan 2017 - Feb 2018

  DNS Consultant

  Key Responsibilities:  Configuration and administration of Infoblox DDI appliances both virtual and physical. Exposure to internal as well as external DNS system which includes Infoblox, Ultradns, GTM DNS express. This includes managing DNS zones (Add/delete/modify), records (A, PTR, CNAME etc), Managing Subnets and DHCP scopes/options ,IPV4/Domain substitution under Infoblox RPZ feature ,CSV Import/Export feature, DNS load balancing via Anycast/ Resource distribution under Neustar ULTRADNS , DDNS, DHCP failover, Named ACL, F5GTM configuration etc. Handling all critical tasks which includes ,Dhcp scope lease clear, reducing/increasing scope range, DNS zone replication, DNS server slowiness issue,Name server delegation issue. Verifying Logs on daily basis, running health checks on DDI appliances/F5 GTM boxes. Microsoft DNS/DHCP Service management via grid member using Microsoft management console feature. Data management also includes refresh/restart of DNS and DHCP data by restarting the corresponding services on the server/appliances.  Environment is complex, which comprises of both DNS/DHCP servers, DDI Appliances and Cloud,F5 Big IP GTM, Domain transfer between different registrars . Co-ordination with appliance vendors (e.g Infoblox etc) are also part of the scope, for new platform installation, hardware replacements and bug fixes. Coordination with different Domain registrars in order to get zone file/Authcode for domain transfer. Show less

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  NTT Ltd.

  Feb 2018 - now

  Technical Specialist