Ronson Abraham Email & Phone Number

Pleasanton

Emeryville

• Configured and maintained big data backend including Hadoop and MongoDB. Also fine-tuned Hadoop infrastructure for better performance of Map-Reduce jobs. • Kickstarted and build hardware infrastructure including HP Blades and Dell poweredge servers with cobbler, installing CentOS, RedHat OS and Windows Server(2003/2008/2012)• Build VMware ESX host and configured and set up HA clusters with vCenter to manage and monitor VMs. Also set up VSA for storage availability. Also upgraded existing ESX hosts to newer versions of ESXi (version 4 – 5).• Set up Nagios monitoring for the entire Lyris One infrastructure and wrote custom scripts to monitor application specific items.• Merged and checked out code from subversion and used Hudson to create builds and setup Jenkins jobs to deploy code with version control.• Setup puppet master and puppet agents and wrote modules and manifest to automate configuration management for the infrastructure. • Worked with amazon web services to spin up EC2 instances and setup Route 53 DNS for access from external sources. • Installed and set up hadoop cluster with cloudera manager on amazon spot instances.• Built and configured OpenStack private cloud infrastructure from scratch. Outcome was a 3 host cluster that provided storage and networking for the development team. Also created OS images (qcow2) for the cluster including CentOS and Windows• Supported rotating on call schedule for Production support 24x7 SLAs

Level Two engineer and team lead of the Operations team that provided troubleshooting support for all of Autonomy products and services.Experience working in a fast paced environment juggling multiple issues at one time.Experience as a team lead handling, prioritizing and delegating issues/tasks among peers.Experience building and configuring new servers for production, deploying code on them and bringing them into productionExperience in configuring partitions, volume groups, logical volumes etc on a machine.Experience in troubleshooting various products and services developed by the firm with applications coded in Java and running on various Linux flavors including Susie and CentOS.Experience working with PostgreSQL, mySQL and DB2 databases in administrating, acquiring and manipulating data.Experience in traffic flow through a structured architecture that included firewalls, loadbalancers, web service portals which include HTTP, SMTP and Soap, and Jboss application servers.Experience in Network troubleshooting using tcpdump, telnet and other tools to monitor traffic.Worked with load balancers and firewalls using tools like ipvsadm, haproxy, keepalived and iptables respectively.Worked with network monitoring tools such as Nagios, HP Openview, and Archmon. Worked in a large environment with standalone and virtualized (XEN) servers and help support more than 5000 servers.Worked with documenting and updating new processes and helped maintain existing ones.Assisted in training new peers onsite and remote with day to day tasks and work flow procedures.Supported rotating on call schedule for Production support 24x7 SLAs

Second Level support person and team member of the Production Support Group that provided troubleshooting support for all of Wells Fargo's online banking product.Experience manipulating traffic via tools such as the DNS tool and the F5 load balancers, to route customer traffic away from defective servers to available, stable servers to provide maximum availability and avoid negative customer impact.Worked with monitoring tools such as HP Open View to monitor system errors and application failures and helped troubleshoot such incidents with quick turn-around times.Worked with monitoring tool General Nelson which replicated customer experience on the Wells Fargo online banking product Member of the team security squad and helped with system builds and OS customizations.Helped with training new team members get familiarized with our team's policies and procedures.Experience using Remedy for creating Trouble tickets and opening Change requests and Work Orders to the different groups within Wells Fargo.Experience with administrative work on Solaris 8 and Solaris 10 machines and also gaining knowledge on VMware.