Experience

CloudSigma

• Switzerland
• IT Services and IT Consulting
• 1 - 100 Employee

• Senior System Administrator

  • May 2017 - Present

  Plan and coordinate the design, installation, and connectivity of computer and network systems to ensure the stable operation of the company's IT assets. This includes developing, configuring, maintaining, supporting and optimizing all the new and existing infrastructure links. Plan and coordinate the design, installation, and connectivity of computer and network systems to ensure the stable operation of the company's IT assets. This includes developing, configuring, maintaining, supporting and optimizing all the new and existing infrastructure links.



Finatech AB

• Sweden
• Technology, Information and Internet

• Consultant

  • Feb 2017 - May 2017

  Project: Install and configure Google Cloud infrastructure - Configure and setup test/stage/production environments - Setup Kubernetes replication controllers and services- Prepare docker images and maintain image repository- Setup load-balancer and firewall services- Setup and configure services (Kafka, Zookeeper, Nginx, PostgreSQL, Redis) Project: Install and configure Google Cloud infrastructure - Configure and setup test/stage/production environments - Setup Kubernetes replication controllers and services- Prepare docker images and maintain image repository- Setup load-balancer and firewall services- Setup and configure services (Kafka, Zookeeper, Nginx, PostgreSQL, Redis)



Max Telecom

• Head Of Core Systems

  • Sep 2015 - Feb 2017

  Main Projects:Management and operation of private cloud (KVM + CEPH + OpenNebula)Provisioning design and implementation of new servicesManagement of Nokia PCRF (Redknee)Management and operation of Huawei HSS/HLRManagement and operation of Nokia NetAct monitoring systemWorking with SIM Vendor for integrating new features (sms center, dual imsi)Clearing House integration (Billing TAP & NRTRDE)International Roaming (Dual IMSI/HLR profiles)My responsibilities:Software installation, maintenance and upgradeRoutine network administration and maintenanceOperating system tuning and performance optimizationStorage system administration and maintenanceProvisioning design and development of services and core architecturePropose technical measures and infrastructure for collection, processing and reliable and secure storage of sensitive informationAudit core systems for security risks and make recommendations to improve securityOrganize correct work of core system administrators and other departmentsSetup servers, operating systems and system applicationsSetup and customize network servicesResearch and evaluation of products in operated area

• Senior Core System Administrator

  • Aug 2014 - Sep 2015

• Core System Administrator

  • Jul 2013 - Aug 2014



NAT

• Owner

  • Nov 2003 - Mar 2013

  Administers Linux 2.2-3.2.x servers (Gentoo, Debian, Ubuntu, Redhat), set up packet filtering firewall, BGP (zebra), mail servers (postfix, qmail), IMAP servers (Courier,Dovecot), Samba servers, Web Servers (Apache, Nginx, Lighttpd).Responsible for routine auditing of internal network and securing it.Security - Knowledge of secure practices, implementing security solutions. Monitoring and controlling users over the Network ( traffic accounting ,traffic policy, Firewalls) Installing and manage new Linux servers (Servers for hosting, Game servers and others ).Design, project and maintain local area network ( routers, switches, media converters, POE and redundancy)Wireless Networking – security, authenticity, bandwidth managementContractor for ByNET Israel - Wireless projects1. Project for BTC – Installing wireless links between villages in Ruen region ( 6 links)2. Projects for BTC and NEC – Wireless links with high priority for a system for early alerts and dam monitoring system



Doom Ltd

• System Administrator

  • Jan 2002 - Oct 2003

  Installing, managing and upgrading servers (internet, game, mail) Maintaining samba server with more than 40+ client terminals Supporting client desktops and sharing configuration Installing, managing and upgrading servers (internet, game, mail) Maintaining samba server with more than 40+ client terminals Supporting client desktops and sharing configuration