Jordan Ostreff

Jordan Ostreff Email and Phone Number

Department Head in Network Architecture & Planning and Implementation Department @ VIVACOM
Jordan Ostreff's Location
Bulgaria, Bulgaria
Jordan Ostreff's Contact Details

Jordan Ostreff work email

Jordan Ostreff personal email

n/a

Jordan Ostreff phone numbers

About Jordan Ostreff

GPRS/UMTS/LTE/NSA-5G/SA-5G Packet Mobile Core Services Unix ( servers and services ), Windows Servers Blade Systems / ATCA based telco platformsEricsson CEE VIM, OpenStack, NFVi, Orchestration and SDN, Intel RSDVirtualisation - Hypervisors type 1 or 2 or via Containerisation Platforms Networking, IPv4/IPv6, Security, Industrial Computer NetworksMathematicsEngineeringI'm good in- High Availability Systems and Platforms Design. HA Clusters on Solaris or FreeBSD- Cisco Firewalls, CGN, Routers, Switches, TCP/IP, MPLS- Databases / Oracle, MySQL- Ericsson EPG, Huawei UGW- Ericsson SGSN/MME, Huawei USN- somewhat Ericsson SAPC, workarounding Huawei UPCC limitations- WAP gateways including some open source projects- MMS centers including some open source platforms- Push to Talk ( PoC )- IMS architecture, SIP, VoLTE, VoWiFi- interesting mobile servicesHave experience in telecom and ISP environment.Almost everything in computer world is interesting for me.Specialties: Development, Design, Analysis

Jordan Ostreff's Current Company Details
VIVACOM

Vivacom

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Department Head in Network Architecture & Planning and Implementation Department
Jordan Ostreff Work Experience Details
  • Vivacom
    Head Of Arhitecture And Planning In Ps Core Department In Mobile Core Network
    Vivacom Jun 2010 - Present
    Sofia, Sofia, Bg
    To manage the team for development and planning and installation and global reconfiguration of network infrastructure of Mobile Core Network Packet Services Department (SGSN/MME, GGSN/sgw/pgw, PCRF). Network infrastructure design including MPLS packet backbone. Evaluation of new products.. Technical evaluation of tenders and trials made in the mobile network.
  • Btc
    Team Leader Ps Core Network
    Btc Apr 2009 - May 2010
    Riyadh, Sa
  • Btc
    Senior Engineer
    Btc Oct 2008 - Mar 2009
    Riyadh, Sa
  • Btc
    Senior Specialist
    Btc Jun 2008 - Sep 2008
    Riyadh, Sa
  • Btc Mobile
    Senior Engineer
    Btc Mobile Jan 2005 - Jun 2008
    Us
    Installation, configuration, development, monitoring and maintenance of network infrastructure of GSM Core Network services department (VRRP/HRP configurations, IPSEC tunnels e.t.c). Monitoring and maintenance of WAP GW (multi node system with IP load balancers and some HA clusters, HA OracleDB) and MMSC platforms (HA cluster, HA OracleDB). Network infrastructure design. Partial implementation of additional monitor system for department services. Responsible for: wapgw, mmsc, PoC platform, MDSP mobile data realtime billing system, streaming solution (we have also made custom solution for vivatel with open source tools), video portal/video gateway/vivas ( SS7<->SIP/RTP gateway ), ivms (sip connection between Nokia MSC and ivms), bMMS, mms subscription based services, CSD, VPN, Firewalls.Writing technical documentations, guides and presentations.Last line in support team.
  • Rtc Ltd. / Mobikom
    Senior Administrator
    Rtc Ltd. / Mobikom Dec 1999 - Jan 2005
    Installation, configuration, development, monitoring and maintenance of Internet department servers and services including AAA, security policy and antivirus protection, e-mail, mail2sms, sms2mail and web2sms, gsm2nmt sms-gateway, mail2pager/web2pager, public and private Web servers, file and print servers, database servers, backup. Implementation of new applications, technologies and services in department and backbone network maintenance. Write technical documentations, guides and presentations. High level support for “support team” and some VIP customers.
  • Lirex Bs
    System Administrator
    Lirex Bs Feb 1999 - Nov 1999
    Sofia, Bg
    Installation, configuration and support of department equipment/services and clients. Part of the team who makes the project for new Bulgarian “Identity Cards” for “Ministry of interior of Republic Bulgaria”.
  • Code Assistance
    Qa
    Code Assistance 1998 - 1999
    Take the responsibility to provide the release of products with no bugs on the market.Working in a team with the developers, the design and development of products is faster, the code is more solid, the products are better, and the customers are more contented.
  • Eos Electronics
    It Expert
    Eos Electronics 1996 - 1998
    To offer to clients the newest products of IT industry, emphasizing on the big variety, the quality, the close contact with the clients and on the popularizing of non-standard solutions and the multimedia entertainments, which cannot be found easily at any other place
  • Ringier
    Prepress Department
    Ringier 1993 - 1996
    Zürich, Zürich, Ch
    In regional office in Bulgaria.Network, hardware and software installation and maintenance. Some prepress work.

Jordan Ostreff Skills

Ip Telecommunications Network Design Voip Gsm Network Administration Firewalls Unix Tcp/ip Switches Ccna Core Network Servers System Administration Integration Routers Mobile Communications Routing Team Management Windows Server Ethernet 3g Network Architecture Umts Troubleshooting Routing Protocols Lte Dns Network Security Analysis Freebsd Operating Systems Open Source Software Gprs Itil Cisco Testing Snmp Network Engineering Security Ggsn Shell Scripting Perl Mobile Telecommunications Mac Os X Project Implementation Gnu Tools Pcrf It Service Management Service Delivery

Jordan Ostreff Education Details

  • Technical University Of Sofia
    Technical University Of Sofia
    Electrical And Electronics Engineering
  • Technical University Of Sofia
    Technical University Of Sofia
    Automation Engineer
  • Национална Природо-Математическа Гимназия
    Национална Природо-Математическа Гимназия
    Mathematics

Frequently Asked Questions about Jordan Ostreff

What company does Jordan Ostreff work for?

Jordan Ostreff works for Vivacom

What is Jordan Ostreff's role at the current company?

Jordan Ostreff's current role is Department Head in Network Architecture & Planning and Implementation Department.

What is Jordan Ostreff's email address?

Jordan Ostreff's email address is jo****@****ff.info

What is Jordan Ostreff's direct phone number?

Jordan Ostreff's direct phone number is +3598785*****

What schools did Jordan Ostreff attend?

Jordan Ostreff attended Technical University Of Sofia, Technical University Of Sofia, Национална Природо-Математическа Гимназия.

What are some of Jordan Ostreff's interests?

Jordan Ostreff has interest in Networking, Social Services, New Technology, Civil Rights And Social Action, Education, Environment, Science And Technology, Human Rights, Animal Welfare, Health.

What skills is Jordan Ostreff known for?

Jordan Ostreff has skills like Ip, Telecommunications, Network Design, Voip, Gsm, Network Administration, Firewalls, Unix, Tcp/ip, Switches, Ccna, Core Network.

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