![ Installation of security and other patches as and when required
Trouble shooting of Operating systems and hardware problems in all UNIX hardware
Configuration and managing of TruCluster Software and services on Digital Systems.
Monitoring and system performance tuning
Implementation of networks using various switches, hubs, routers (Cisco, 3com, D link)
Planning NFS server and NFS client configs, troubleshooting, finetuning NFS performance
Configuration of DNS server and updating secondary DNS server and updating DNS entries
Installation, configuration and maintenance of Netscape fast track web servers
Configuration of NIS server, slave and clients and updating NIS maps
Installation and configuration of various application software packages and libraries
Debugging and correction of software problems like compilation errors and link errors in the software
being developed
Supporting Sun, Digital, Aix, and SGI machines for various customers.
EDUCATION & CREDENTIALS
2002 Master of Science ( Software Systems) from BITS Pilani, India
2000 BS (Information Technology) from BITS, Pilani, India
1995 Diploma in Electronics engg from MTI, Thrissur, India
Certifications:
ITIL Foundation Certification
Red Hat Certified Engineer
Sun Certified system administrator
Trainings:
VMware Vsphere install, configure, manager [V5.5]
Red Hat RHCE Rapid track course RH300
ITIL foundation 3.0
Netapp Clustered Data ONTAP Administration](https://image.slidesharecdn.com/8d7c2c47-0ea1-4dfb-a1f7-5d995cd9e477-160831191354/85/SubramanianRIyer2016-4-320.jpg)
SubramanianRIyer2016
- 1. SUBRAMANIAN RAMANATHA IYER E-Mail: sriyer2013@gmail.com Contact: 609 251 1718 Senior Technical Professional IT Infrastructure Management IT operations Project Management Solution Architecture “Striving to upgrade knowledge and practices to retain excellence in the professional brief” COMPETENCIESCOMPETENCIES Customer relationship Production support Infrastructure Management Hardware and Architecture Management Project Management Data Centre Operations System Administration Data center Networking Information Security Disaster Recovery Plan Process/Systems Management SLA Management Operational Reviews Metric collection Business Excellence Growth Initiatives Service Delivery Capacity planning Data/storage migrations Team Management Risk Management Business Analysis A BRIEF OVERVIEW Extensive experience in of IT Operations, Data Centre/ Project Management, BCP/DR Solutions, Designing, Infrastructure Management, Servers, Virtualization, data center networking, Information security, Incident/root cause analysis, mitigation, storage and data migration & IT Infrastructure architecture. Skilled in designing IT infrastructure and implementing technology to support large user groups & server infrastructure. Adept at mapping client’s requirements, custom designing solutions & troubleshooting for complex Information Systems Management –Infrastructure / Project Management, merit of: Designing Backup Strategy & ensuring scheduled / unscheduled backups as per the backup plan. Implementing and managing high availability solutions using sun, VERITAS, Oracle RAC clusters. Disaster recovery planning with proper backup of critical data in different locations. Performance monitoring and management of infrastructure using various tools like SNMP, Nagios, Site scope, IPmon Experienced in Network traffic analysis, throughput/bandwidth evaluation, identifying the network bottlenecks, packet analysis, identifying routing issues. Incident management, post incident review, root cause analysis, mitigation plan, security threat detection, incident forensic, system security audit, remediation Data center storage provisioning, SAN/NAS storage provisioning and management, identification of storage performance issues, storage migration System security assessment, Evaluating server/virtual infrastructure to application needs, custom designing solutions, troubleshooting for complex information systems management. Excellent communication and interpersonal skills with proven abilities in resolving complex issues. Strengths: Excellent customer relationship Develop best practices, knowledge documents, performance enhancement recommendations, product evaluations etc. Architecture assessments, Process detail, standard compliance. Strong operational knowledge Understanding of business & Technical architectures/process Root cause analysis and long term remediation. Aligning solution design with ITIL framework using technologies like VMware, SAP, Oracle, BMC Remedy and Service Desk Implementation of monitoring and management tools Hands on experience in end-to-end engineering – infrastructure design , application deployment, system operations
- 2. Technical Skill areas: Hardware Sun, DELL & HP work group servers, enterprise servers, blade servers Cisco Switches and routers SAN switches brocade, Cisco MDS EMC Storage arrays clarions, Symmetrix, VMAX NetApp FAS2xxx, FAS3xxx, 6xxxx filers Cisco UCS – blade and Rack mount servers Software Operating Systems: Red Hat Linux 5.x and above, Solaris 8 & above, AIX, Data ONTAP, VMware ESX, MAC OSX, Windows Scripting: Shell scripting, Python, Perl Storage management: Veritas Volume manager, Solaris Volume manger (disk Suite), Linux LVM, Veritas Netbackup, Raid Manager, Mirroring, snapshots, SRDF/BCV, iSCSI, fibre channel High Availability/Clustering: Veritas Cluster Server(VCS), Veritas cluster File system(CFS), Veritas Volume Replicator(VVR), multipathing VxDMP, native multipathing on Linux and Solaris, emc powerpath, Linux LVM, Netapp snapshots, snampmirror Virtualization: Vmware, Solaris zoning, data domain, linux KVM Networking/Protocols: Switching, routing, VLAN, NIS, NFS, CIFS, NDMP, DNS, TCP/IP, network troubleshooting, firewalls, IPTables, iSCSI Infrastructure monitoring and config management: Nagios, IPmon, Sitescope, Systedge, splunk and config management tools like Cfengine, puppet, chef, atlas, inspector22, appdynamics ORGANISATIONAL SCAN Since Jul ’08 Comcast Sr. Engineer Providing production support (OS &Hardware - Unix) for the Provisioning critical systems ( customer facing services) Manage system capacity forecast as per the apps team’s inputs, plan for upgrades, and install the patches and other vendor fixes on regular intervals. Support the quarterly releases, ensure the systems run on optimal performance during the month, quarter and year ends. Closely work with Storage,Network, Database and other apps managers on the production issues. Operational incident management, post incident review, Root cause analysis, long term remediation plans Solution engineering, performance evaluation, capacity planning for OSS/BSS tower Proactive mitigation of identified threats/issues/errors on other environment leveraging the root cause analysis of incidents in other environment. Conduct regular root cause analysis call for all high severity incidents for CNOC Generation of reports for incident metric, L1 team overall response metric, monitoring noise analysis, reduction of noise in monitoring, improving the quality of monitoring alarms Participate in major architectural discussions, strategy and technology deployment programs. Deploy net snmp agents to bring all OSS systems under nagios monitoring and management Sever provisioning on rackmount and virtual servers (vmware) Server storage configuration/expansion/decommission in application, database and web environment. Operational support and oncall coverage, RCA of outage events and long term remediation Accountable for production support of OSS provisioning environment that includes business critical provisioning servers including cluster environment, Solaris and Linux servers and over 400 in count Migrating major critical systems to a different platform which aligned with Technology road map and business objectives. (technology refresh, open source technology inclusion) Solution engineering, writing SMOP for level 1 team for OS upgrade, creating Opsware OS image. Supporting various RFI/ RFPs, conducting presentations and preparing proposal documents for potential global clients. Evaluating projects portfolio & providing actions for the in-flight & future planned projects as part of the transformation program planning. Overseeing designing, costing and reviewing solutions for IT infrastructure projects for clients all around the world and selling IT infrastructure outsourcing and remote infrastructure management solutions.
- 3. Developing reusable assets such as solution architectures, procedures, scripts etc Working with security team for security audit, security vulnerability identification, mitigation Working with application team to identify the network ports for communication and securing the infrastructure to limit the communication between end points, requesting firewall ports to be open for applications PREVIOUS ASSIGNMENTS Nov 06 – Oct 07 Lehman Brothers, Mumbai India Project Lead – UNIX Services Lead and manage 15 Member UNIX SA team. Handling operational escalations, working with clients to schedule maintenance activities Capacity planning, provisioning and load management Identify and act on opportunities to reduce failures, ensure that fixes for a problem is replicated to other servers to avoid similar issues/failures Manage team of SA’s of over 5000 servers (solaris + Linux) located in NY, NJ and London data centres Design of support process for the production services Install, patch and upgrade OS software for Solaris and Red Hat Linux systems Troubleshooting advanced system and performance problems for systems supporting enterprise class applications and data bases such as PeopleSoft, Siebel, SAP, and Oracle Monitor and maintain UNIX systems and infrastructure services such as FTP, DNS, NIS, BIND, Veritas Cluster Server, Sendmail and sys logging Participate in a 24 x 7 on-call duty rotation and go live support. Coordinating with IT application teams, data base teams, networking team in case of production issues and project requirements Roll out of software/patches in more than 5000 machines on timely manner Consolidation of data center without any performance impact to users. Driving Information security awareness program for user community Feb 01 – Nov 06 Cisco Systems, Bangalore India Senior System administrator Plan and implement NAS based storage allocation for project teams with quota, permissions etc in both windows and UNIX environment. Troubleshoot and fix UNIX server problems escalated by level 2 vendor support teams. Applying security patches, upgrading of system firmwares, applying of OSpatches Troubleshoot NIS+, NFS, netgroup, DNS, SMTP and performance problems impacting users. Installation and configuration of the NetApp filers, and configure clusters Consolidation of data center without any performance impact to users. Based on Business groups need, plan for computing resources and storage, ordering and get the service rolled out. Leading the Infrastructure support team in supporting 1500+ engineering clients using Windows desktop and UNIX infrastructure. Leading the infrastructure support team and act as IT consultant for business manager for back office production sites (order processing back office site consist of 800 windows users) Planning, commissioning and supporting labs which includes Sun servers, Cisco switches and routers, and separate networks Management updates - Act as an escalation point for the infrastructure support team. Act as an IT management interface for planning, design, maintenance and support Driving Information security awareness program for user community Implementation of ironport message gateways, mirapoint web mail servers and backup Updating and reviewing policies related to system management, information security, scanning system for security risks, and blocking of services that are not required, that are not secure Monitoring the performance and suggesting remedy measures for servers in the data Center Part of the 24 x 7 on call team Jan 97 – Feb 01 CMC Limited, Bangalore India Senior Customer engineer Installation and configuration of operating system in SUN, Digital, AIX and SGI machines Configuration of peripheral devices like async serial cards and other devices LSM installation, configuration and managing devices and volumes in digital UNIX
- 4. Installation of security and other patches as and when required Trouble shooting of Operating systems and hardware problems in all UNIX hardware Configuration and managing of TruCluster Software and services on Digital Systems. Monitoring and system performance tuning Implementation of networks using various switches, hubs, routers (Cisco, 3com, D link) Planning NFS server and NFS client configs, troubleshooting, finetuning NFS performance Configuration of DNS server and updating secondary DNS server and updating DNS entries Installation, configuration and maintenance of Netscape fast track web servers Configuration of NIS server, slave and clients and updating NIS maps Installation and configuration of various application software packages and libraries Debugging and correction of software problems like compilation errors and link errors in the software being developed Supporting Sun, Digital, Aix, and SGI machines for various customers. EDUCATION & CREDENTIALS 2002 Master of Science ( Software Systems) from BITS Pilani, India 2000 BS (Information Technology) from BITS, Pilani, India 1995 Diploma in Electronics engg from MTI, Thrissur, India Certifications: ITIL Foundation Certification Red Hat Certified Engineer Sun Certified system administrator Trainings: VMware Vsphere install, configure, manager [V5.5] Red Hat RHCE Rapid track course RH300 ITIL foundation 3.0 Netapp Clustered Data ONTAP Administration