Experience

• 

  Nic (national informatics center, ministry of information technology, govt. of india)

  Aug 1997 - Nov 2005

  Scientist ‘b’ (system administration, network management and san administration)

  • Management of Network Data Center (NDC) of NIC located at Chandigarh running 24*7. This center is the main HUB for northern states of INDIA. • System Administration on Sun Solaris Servers Sun Fire V240, Sun Fire V440, Red Hat Linux. • Maintenance of Mail Servers, DNS Servers, Web Servers, Radius Servers etc• Configuration , Setup and Administration of NFS, NIS, DNS, AutoFS• VERITAS Volume Management• Solaris Volume Management Administration• Management of Network includes installation and Configuration of Routers, PIX Firewall, Layer 3 and Layer 2 Switches.• Routing and Access-lists Management.• VLAN Configuration and Management, • Configuring and Maintaining RF network. • Management of Storage Area Network includes LUN masking, Space Management, • Patch and Package Management.• Coordination with vendors for rectifying the issues. Show less

• 

  Hcl comnet systems & services limited

  Nov 2005 - Oct 2008

  Track lead – unix server packaging ( blade logic )

  • Develop and tests Packages for Sun Solaris, Red Hat Linux and IBM AIX based on the request received from Customers. • Deployment of Packages through Blade Logic• Shell Scripting for Automation activities• Server Auditing and Server Snapshots.• Development of Automation tools for Packaging Process• Meeting with USAA Server Packaging Team and walk-through the packages. • Resolving the issues for other Team Members• People Management¬¬¬¬¬¬¬¬¬¬

• 

  Infosys

  Oct 2008 - now

  Principal consultant

  • Lead for UNIX/Linux Environment which includes Design/installation/configuration of Sun Solaris 10, 11, Red Hat Linux, Oracle Linux, Suse Linux & AWS Cloud Environment.• Design and Implement Highly Resilient Mission Critical system infrastructure for Multiple operating companies within RWE Group both On-Premise and AWS Cloud.• Defined and developed procedure for RHEL6 to 7 migrations on on-premise environments.• Design, implementation of AWS infrastructure and services within a managed service environment.• Migrating systems from On-premise to AWS Cloud Environment.• In depth Knowledge of AWS cloud service like Compute, Network, Storage and Identity & access management• Hands-on Experience in configuration of Network architecture on AWS with VPC, Subnets, Internet gateway, NAT, Route table• Built S3 buckets and managed policies for S3 buckets and used S3 bucket and Glacier for storage and backup on AWS• Defined and Developed Standard Guidelines for OS Installations and Operational Support.• Configure/unconfigure Luns for RAC servers for ASM utilization• Pacemaker / Corosync /pcs /DRBD Cluster setup and Administration in Linux Environment• Identifying and working on service improvement and automation areas to provide continual service improvement.• Patch Management, Package Administration and OS Upgrades Show less