Leo Sosnin, Louisvillle, KY

Home phone: (502) 422-0607, Cell:(502) 294-3519

E-Mail:

Windows Security/SystemsEngineer with 13+ years of experience. Highly skilled, competent, proactive, analytical, and aligned to the IT standard business processes. Expertise in designing, deploying, migrating, securing and administering Microsoft Windows Serverand other Microsoft solutions according to business needs. Giving value with proven strengths in order to empower and balance the enterprise requirements besides that I have the knowledge, experience and strengths needed to develop in different areas of technology, research skills, troubleshooter, problem identifier and corporate vision as an entrepreneur. Excellent communication and collaboration skills. Possess a MCSE:Security certificate.

Professional Experience

Network Administrator, LLC, Sankt-Petersburg, Russia. IT outsourcing company with many certifications from vendors including Microsoft, ESET, Symantec, Adobe and others / May 2010 – July 2013

Sr. Systems Administrator and head of Moscow office

Relevant Projects Accomplished with “Network Administrator”, LLC:

  • Planned, secured and managed implementation of virtualization of own company resources on a VMware vSphere ESXi 5.0 high multi-node availability cluster, based on SuperMicro hardware and Dothill SAN solution. This project reduced quantity of physical servers by 85%, reduced required administrative support and power consumption by more than 50%.
  • Lead, planned, designed and deployed open-source instant messaging and file exchange solution based on OpenFire server and heavily modified due to corporate requirements Miranda IM XMPP client. Project was built on top of Microsoft ADDS services and used single sign-on (SSO) feature to automatically authenticate IM users against Active Directory. This project secured messaging and cut down employee to employee telephone calls by 20%.
  • Designed and implemented a Microsoft NLB Cluster of Remote Desktop Services role servers based on HP and Dell hardware.
  • Migrated and virtualized most of the Microsoft Infrastructure and Application Services using MS Hyper-V servers in core mode using windows shell and PowerShell.
  • Conducted a high-profile security audit of Microsoft infrastructure of commercial bank “EnergoTransBank” in Moscow. Collected information, analyzed infrastructure, assessed security risks, provided documentation and defended security proposals before bank’s CEO and IT representatives. Awarded a money bonus and employee of month for this project.
  • Conducted multiple IT security audits of a dozen of small to medium size businesses in Moscow.
  • Designed and deployed Microsoft Exchange Server 2010 for Institute of Finland in St. Petersburg.
  • Designed and implemented enterprise-wide anti-virus solutions from such vendors as ESET and Kaspersky.
  • Designed and implemented several IDS/IPS/NAT/Firewall systems based on MS Forefront TMG 2010, Kerio Control and Cisco ASA appliances.
  • Planned and conducted several cloud migrations, including own mail server to cloud migrations and vice versa, remote desktop services migration, data migration, SQL databases migration.
  • Played a lead role in a high-profile troubleshooting case of performance analyzing and performance optimizing 1C:Enterprise CRM and backend MS SQL server

KIT Computers, Moscow, Russia. Systems integrator and OEM company, Microsoft Gold Certified Partner / October 2007 – May 2010

Sr. Systems Administrator

Relevant Projects Accomplished with KIT Computers:

  • Designed and deployed several Active Directory Services/DNS Infrastructuresfor company clients, including multi-site and multi-domain forests infrastructures.
  • Designed and deployed several e-mail servers with front-end and back-end roles, including M-Daemon, MS Exchange 2007, Kerio Connect, Postfix
  • Designed and implemented several anti-spam solutions, including cloud-based solutions, using such methods as SPF, DNS-BL, Spam Assassin, Content-filtering, Greylisting and others.
  • Migrated Remote Desktop Servers into a virtualized environment with Microsoft Hyper-V.
  • Implemented WSUSservers for several clients.
  • Migrated Services from Physical to Virtual Servers: Active Directory, DNS, DHCP, Exchange 2010, WSUS Services,VPN Servers, and Web Server Services.
  • Maintainedsupport with vendors such as APC, Dell, HP, Microsoft, etc.
  • Designed and deployed MS ISA 2006 Server IDS/IPS/NAT/Firewall solution, including developing a PHP/T-SQL web application to control users’ amounts of incoming/outgoing traffic

Evrikom-Kuzbass, Kemerovo, Russia. Systems integrator, Electronic security solutions and OEM company / July 2001 – September 2007

Systems and security engineer, head of tech support dept.

Relevant Projects Accomplished with “Evrikom-Kuzbass”:

  • Central Bank of Russia, Kemerovo: Migrated from NT 4.0 domain and administered Windows Server 2000 Active Directory Services.
  • Designed and implemented two-factor authentication in Microsoft Windows Active Directory, deployed PKI and supported issue of certificates, stored on smart-cards.
  • Central Bank of Russia, Kemerovo: Designed and implemented a CCTV system. System included 48 digital security cameras, dedicated Ethernet network and three powerful video hubs that ran Microsoft operating systems.Video hubs contained massive RAID storages with multiple disks to preserve large amounts of video content.
  • Central Bank of Russia, Kemerovo: Lead and implemented an enterprise-wide access control system across several sites, including special lock-lobbies, integrated this system with existing CCTV system. Project was based on underlying Windows Active Directory domain, used equipment from such vendors as Panasonic, Motorola/Indala/HID, Computar, HP, ADT Corp. and others. System consisted of more than 50 points of access and several classified zones with different security clearance levels.
  • Topkinsky Cement Factory: designed and lead implementation of an integrated security system, that consisted of access control system, CCTV system and license plate recognition system to store and control access of transportation vehicles.
  • Designed and implemented network image-level backup system based on Paragon backup solutions

Kemerovo’s Professional Technical College, Kemerovo, Russia. Professional education college in Kemerovo, Russia. / June 2000 – July 2001

Programmer

  • Designed and built a network to meet security requirements to isolate student’s networks from college’s official network.
  • Designed, programmed (Visual Basic + T-SQL) and implemented a solution to control traffic consumed by students and teachers.

Education

Kemerovo Public School 91, Russia.
High School Diploma / Sept 1981 – June 1992
Kemerovo State University, Russia.
Two years of university, unfinished / Sept 1996 – Sept 1998

Microsoft Official Training

  • MCSE Self-Paced Training Kit Microsoft — Managing and Maintaining a Microsoft Windows Server 2003 Environment
  • MCSE Self-Paced Training Kit Microsoft — Installing, Configuring, and Administering Microsoft® Windows® XP Professional
  • MCSE Self-Paced Training Kit Microsoft — Implementing, Managing, and Maintaining a Microsoft Windows Server 2003 Network Infrastructure
  • MCSE Self-Paced Training Kit Microsoft — Implementing Microsoft Internet Security and Acceleration ﴾ISA﴿ Server 2004
  • MCSE Self-Paced Training Kit Microsoft — Implementing and Administering Security in a Microsoft Windows Server 2003 Network
  • MCSE Self-Paced Training Kit Microsoft — Planning and Maintaining a Microsoft Windows Server 2003 Network Infrastructure
  • MCSE Self-Paced Training Kit Microsoft — Planning, Implementing, and Maintaining a Microsoft Windows Server 2003 Active Directory Infrastructure
  • MCSE Self-Paced Training Kit Microsoft — Designing Security for a Microsoft Windows Server 2003 Network

Certifications

  • Microsoft — MCSA:Security on Windows Server 2003
  • Microsoft —MCSE:Security on Windows Server 2003
  • Microsoft — 070-290 Managing and Maintaining a Microsoft Windows Server 2003 Environment
  • Microsoft — 070-270 Installing, Configuring, and Administering Microsoft® Windows® XP Professional
  • Microsoft — 070-291 Implementing, Managing, and Maintaining a Microsoft Windows Server 2003 Network Infrastructure
  • Microsoft — 070-350 Implementing Microsoft Internet Security and Acceleration ﴾ISA﴿ Server 2004
  • Microsoft — 070-299 Implementing and Administering Security in a Microsoft Windows Server 2003 Network
  • Microsoft — 070-293 Planning and Maintaining a Microsoft Windows Server 2003 Network Infrastructure
  • Microsoft — 070-294 Planning, Implementing, and Maintaining a Microsoft Windows Server 2003 Active Directory Infrastructure
  • Microsoft — 070-298 Designing Security for a Microsoft Windows Server 2003 Network
  • Q-Matic — certified installer of Q-Systems, including Q-Solo, Management Portal, Ensemble, Orchestra
  • ESET — certified technical specialist on ESET products

Skills & Technical Expertise

Dell and HP Hardware Servers

Planning, Designing and Deploy Dell Server Capacity. Configuring Array Disk Storage such as RAID0, RAID1, RAID5 and RAID 1+0 in Dell Servers with the PERC and HP Smart Array Controller. Administering Drivers, Firmware and monitoring Hardware Health with Dell Open Manage Server Administrator and HPSIM.

Exchange Server 2000/2003/2007/2010

Planning, deploying, securing.

Microsoft SQL Server 2000/2005/2008/2012

Installing, securing, configuring, performance optimization, backup/recovery, T-SQL scripting.

Windows Server 2000/2003/2008/2012

Active Directory Domain Services, Remote Desktop/Terminal/Citrix XenApp, DNS, DHCP, WSUS, File & Print Management, Hyper-V, Shell and PowerShell scripting.

Backup and Recovery

Symantec Backup Exec, Windows Server Backup, VMware Data Recovery & Data Protection, Paragon Suite, etc.

Information Security

Auditing Microsoft infrastructure against Microsoft recommendations & best practices, ISO 27000 series, IDS/IPS/NAT/Firewall/Anti-Spam/Anti-Virus/Data Leak Prevention planning, installing and configuring.

References

May be provided upon request