Daniel Segall Email & Phone Number

Dulles, Va

Manage complex linux web application servers for various projects employing apache, tomcat, solr, mysql, etc. Administrator of multiple production and development hadoop clusters ranging in size from a handful of nodes to 100+ nodes, using pure apache hadoop. Monitoring of node health/performance, job performance, utilization, etc.DevOps engineering utilizing Amazon Web Services, Chef, Jenkins, Docker, etc.

Broadlands, Va

Setup and maintain all servers and networks, both physical and virtual.Completely automated provisioning and billing using cPanel, Plesk, Virtuozzo/OpenVZ, and WHMCS.Extensive experience managing hosting related daemons such as bind, sendmail, qmail, apache, MySQL, vsftpd, etc.Domain and SSL Cert registration and management.Web site development (html, php, MySQL).Information Security using iptables, modsecurity and related tools.

Purcellville, Va

Managed all operations aside from brewing for nano brewery. Staffing, scheduling, packaging (bottling and labeling), event planning and coordination, logistics and bar tending.

Serve as lead Linux administrator managing several hundred physical and virtual Linux hosts. Additionally serve as operations lead for SOA organization.Deploy internally developed software to all environments.Manage all deployment scripts (bash, perl, python).Day to day Linux systems administration on RHEL4/5 physical and VMWare servers.Install, configure, and maintain Layer7 XML Gateways on both internal VM’s and in Amazon (AWS) EC2/RDS.Serve as escalation point to Jr admins.Manage all internal DNS zones.Quarterly OS patching using RedHat Satellite & YUM

Served as lead engineer for all data center operations across 5 data centers in the US and UK.Lead migration effort of hundreds of servers between data centers.Responsible for deployment and management of all infrastructure servers/utilities that serve 1000+ customer servers.Architect for new Data Center build outs.Manage all Linux build servers (Altiris imaging, Kickstart, etc).Manage a team of Data Center Techs daily workflow across 5 Data Centers in the US & UK..Serve as escalation point on all activities in our Data Centers.Manage all internal and customer DNS zones.Manage over 80 HP Blade enclosures, including Nortel Switch configuration.

Managing over 125 Linux systems,Implementing new Linux based services both in house, and in off site locations.Created Kickstart server to manage deployment of multiple Linux versions.

Manage a team of three techs in the daily Data Center Operations.Directly responsible for building and maintaining all customer servers in our Data Center.Troubleshooting various hardware and software related problems.Configuring and deploying firewalls and load balancers.Supervisory duties include: interviewing potential employees, acting as escalation point for all matters in the Data Center during my shift, scheduling, and performance evaluations.

Manage the flow of all professional service work orders between sales, engineering, and the customer.Scheduling work to be performed by engineers, based on complexity, and length of time estimated to complete the job.Providing custom engineering solutions to make our products work with third party software.Technical support for our product line, as well as OS level support (both server & desktop).Working closely with product managers to ensure that our customer's needs are being met, as well as making sure that bugs are fixed in a timely manor.Moderation of customer forums.Internal development, and server maintenance.

Provide engineering support for NOC monitoring systems such as Netcool, SiteScope & Spectrum. Implementation & management of all monitoring in 5 data centers, serving thousands of servers.Escalation point for ESE Analysts, NOC technicians, and supervisors on all monitoring issues.Monitoring the performance of NOC servers/network to ensure quality of monitoring tools.System administration on Windows & Unix servers.Development of training documentation and training of all new analysts & engineers.Monitoring analysis and close communication with clients, detailing monitoring configuration.QA & Product test engineering on all software that required monitoring solutions.

Provide technical support for dial-up internet users.Working in a call center providing technical support for all levels of Internet users.Providing full support for Windows systems including various internet related software (browsers, mail clients, FTP clients).Training of new employees through mentor system.