Ivan Uzunov personal email
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Strong (15+ years), hands-on experience in:- Senior System Administrator, Team leader, Project Manager, IT Manager, CTO, COO.- Operating systems: Expert knowledge UNIX,Linux,Cisco IOS. 20 years experience with RedHat based distributions. Advanced knowledge for Windows server 2003/2008 as PDC/AD.- Computer networks: Managing Cisco routers and switches from copper leased lines to fiber optic lines. Design and implementation on one of the largest peering exchange points in Sofia backbone. Extensive knowledge for Cisco VPN, OpenVPN, Free/Open Swan and other VPN solutions Cisco ASA firewalls. Juniper SRX 240H cluster installation.- Applications: Setup and manage all UNIX based services, (DNS, HTTP, FTP, Mail etc.) Topology, design, planning and deployment of load balanced, fault tolerance heterogeneous systems Installation and configuration of Elastic search cluster, MySQL Cluster, MongoDB Cluster, RabbitMQ Cluster, HA proxy, Apache Nginx web servers, GlusterFS, Oracle 10.2 and Oracle 11G with partitioning and GRID features Building, Configuration & Management of Vmware clusters. Several libvirt based visualization environments. Basic implementation of PuppetLabs solution for large scale environment administration.- Corporate network services: Full featured primary/backup domain controller schema based entirely on open source tools and projects. (Samba 4) Full integration of several systems eg. (GitLab, SVN, RedMine, iRedMail, SOGO groupware, OpenFire)- Voice services: H.323 and SIP; Cisco, Sysmaster, Asterisk, GnuGK, office voice solutions (e.g., Elastix)- Team Lead/IT Manager Setup and management of ‘Technical support’ and ‘ServiceDesk support’ departments including 24/7 support lines and ticketing system. Budgeting and cost control of line and project activities. Change, Configuration and Release management. Project design. Team building and knowledge transfer. Disaster and Recovery management.
Iru Solutions
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FounderIru Solutions Jan 2016 - PresentBulgaria Sofia
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System EngineerMedicloud Sep 2014 - Dec 2015Sofia -
Manager It CenterDuvamis Ltd. Oct 2012 - Jun 2014SofiaMain Responsibilities:Was in charge of setting up and managing ‘Technical support’, ‘Service Desk’, and 'Monitoring' departments including 24/7 support lines and ticketing system. This includes hiring, training and supervising 18 people working in shifts.Designed and implemented 24/7 monitoring system based on Zabbix.Solution, design and implementation of VOIP/IVR based on Cisco phones and Elastix that meets the requirements and needs of the company -
Chief Of OperationsDuvamis Ltd. Jul 2013 - Apr 2014Main Responsibilities:Following high level design and architecture, my main responsibilities were to plan, organize and resolve all technical issues needed for successful production launch of the product Selecting the co-location centre used by the Duvamis LTD.In charge of researching and selecting the most suitable hardware servers for production, development and testing.Interviewing, selecting and training the members of a newly created “software and hardware support” team Creation of large-scale, fully clustered environments deployed on 240 servers, using cutting edge technologies, document oriented data storages and real time messaging queues. (MySQL cluster, MongoDB cluster, RabbitMQ cluster, GlusterFS, ElasticSearch)Designed and implemented :1. Primary/backup domain controller scheme based entirely on open source tools and projects, which was used as single point of authorization for all systems within the company 2. Cisco ASA firewall 3. Virtualized environments using libvirt.Was responsible for creating and implementing disaster and recovery procedures.Was responsible for creating and maintaining large production environment (200+ servers) and many other environments for development and testing purposes.Configuration and integration of Git/GitLab, RedMine, iRedMail, SOGO OpenSource GroupWare and OpenFire internal messaging system in the company’s network using PDC authorization.
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Senior Release ManagerMobiltel Jan 2009 - Oct 2012Position: Senior Release Manager, Member of Information Quality, Release, Build and Delivery SectorMain Responsibilities:Software and hardware support for VMware clusters including HA and DRS clusters.Building and maintaining HA clusters for Mobiltel Software library (SVN system)Develop and maintain a non-production environment landscape for the Development and Test Center.While working at Mobiltel, I have participated in different projects, including the following major ones: Barracuda: 12.2009 – 09.2010 Establish a new rating, billing and CRM system for MobiltelDescription: Plan and coordinate of deliveries of systems and software within the project. Coordinate the usage of 20 environments with more than 200 surrounding systems across 8 streams with more than 100 members. Valkyrie: 10.2009 – 04.08.2011Create virtualization for non-production environments.Description: Create a cluster of VMware servers with possibility to maintain multiple virtual x86 based servers. The project is lowering cost of non-production environments with up to 60% and grant reusability of hardware, saving up to 200%.CDP – content delivery platform: 01.2009 - 10.2011 – on goingContent delivery platform for mobile services – Build and Version Manager.Description: System administration of Weblogic servers under SunOS for CDP, as a subcomponent of the Vodafone live! portal for mag. I joined the project in a critical stage and improved the versioning and hand-over unit to ensure the delivery of the project in time. -
CeoBulgaria Online Oct 2006 - Dec 2008Sofia, Bulgaria- Budgeting and cost control for all operations in the company.- Supervising all financial and technical activities. - As an executive manager of the company I was involved in the negotiations for the company sale to ITD Networks as well as the transition of the customers service, the merge of the topology of the two companies
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CtoBulgaria Online Jan 2006 - Oct 2006Sofia, Bulgaria- Estabilishing full featured co-location center.- Design and implementation on one of the largest peering exchange points in Sofia backbone over BGP4 via Cisco 3750 stack-wise switches- Design and build fiber optic backbone for ISP.- Custom implementation of Cisco netflow protocol for traffic analyze and prediction.- Transition ISP network to full dynamic routing (BGP4, OSPF)
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System AdministratorBulgaria Online Jan 2002 - Jan 2006Sofia, Bulgaria- Configuration and managment for leased copper lines corporate customers.- Advanced Cisco configurations like Frame Relay, CIR, Traffic shaping.- Building a team of system administrators and customer help desk to satisfy all customers needs.- Mantaining shared hosting servers and all needed services for them.- Expanding ISP network to work with CatTV operators and provide internet service for more then 10,000 end customers.
Ivan Uzunov Skills
Frequently Asked Questions about Ivan Uzunov
What company does Ivan Uzunov work for?
Ivan Uzunov works for Iru Solutions
What is Ivan Uzunov's role at the current company?
Ivan Uzunov's current role is Founder at IRU Solutions.
What is Ivan Uzunov's email address?
Ivan Uzunov's email address is iv****@****ail.com
What skills is Ivan Uzunov known for?
Ivan Uzunov has skills like Linux, Cisco Technologies, Servers, System Administration, Network Design, Unix, Telecommunications, Tcp/ip, Integration, Security, Switches, Vpn.
Not the Ivan Uzunov you were looking for?
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Ivan Uzunov
Cfo Of A Family Business, Angel Investor/Diversified Enterprise Level And Risk Management Expert Dedicated To Innovation In The Smart Home SectorVarna -
2commetric.com, commetric.com1 +44 845XXXXXXXXX
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Ivan Uzunov
Sofia260k.bg, hp.com -
Ivan Uzunov
Bulgaria
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