Reznik Aleksandr

Personal Data

 

Date of birth:                    1976.06.27

Address:                            Vilnius, Lithuania

Phone:                               +37064752717

Email:                                aleksandr@reznik.lt

Skype:                               aramarfoz

Marital Status:                 single

Languages:                       Russian, Lithuanian and English

 

 

Professional Profile

 

Aleksandr Reznik has more than ten years experience in computing science - managing, designing and deploying computer systems. He conducted successful design and deployment of several informational systems. His main working areas are:

  • Designing and implementing Enterprise IT solutions, including hardware, software, network, storage and telecommunication planning.
  • Designing and implementing network and corporate IT security.
  • IT security projects (penetration testing, vulnerability assessment, forensic analysis)
  • Delivering trainings and consultancy in mentioned above areas.

 

Education

1994 – 1998                       Bachelor degree at Vilnius University, Computer Science specialty. Bachelor diploma thesis:  “Usage of object abilities of relational databases to store large amounts of data”.

 

1998 – 2000.06                  Master degree at Vilnius University, Computer Science specialty. Master diploma thesis: “Choosing optimal technology of data archiving”.

 

2004.09-..now                    Master studies in International Business and Law ( International Business School at Vilnius University)

Master thesis: Planning investment in information security.

 

Professional certifications:

·        MCSE  NT4, since 2000

·        MCSE Windows 2000, since 2001

·        MCSE Windows 2003, since 2003

·        MCITP: Enterprise Administrator (Windows 2008), since 2008

·        MCITP Enterprise Messaging Administrator 2010 since , 2010

·        MCDBA 2000, since 2003

·        MCT since 2002

·        SCNP (Security Cerified Network Professional)

·        Security+

·        Certified System Engineer (Utimaco SafeWare, personal device security)

·        Cygate compliance certification

·        SCTA (Symantec Certified Technology Architect) Virus Protection & Integrated Client Security area

·        CISSP (Certified Information Systems Security Professional), since 2007

 

Professional Experiences:

2007.06 – now                   Owner and general manager of Alpha consulting, Ltd (www.alphaconsulting.lt).

 

·           Participation in projects in the following areas:

§  Network vulnerability assessment and penetration testing.

§  Web application security assessment (OWASP based)

§  Forensic analysis.

§  Designing planning  and implementing small/medium  IT infrastructures.

§  Exchange Server migrations (Exchange 2003 ->Exchange 2010)

§  C# Web scraping  programming (multithreading, SQL )

§  Microsoft Project Server 2010 consultancy.

§  Microsoft Sharepoint Server 2010 consultancy.

§  Supporting SMB (10-100 computers) companies IT structures.

§  AD DS and Exchange user migrations.

§  Microsoft virtualization (Hyper-v)

§  Microsoft cluster service (MSCS)

§  LAMP administration.

§  WAMP (Windows, Apache, MySQL, PHP) implementations.

·           Technologies used:

§  Windows Server 2003/2008

§  MS SBS 2003

§  Windows SharePoint Services 3.0

§  Microsoft Project Server 2010

§  SuSe Linux Enterprise Server

§  AD DS (Active Directory Domain Services)

§  Microsoft Exchange 2003/2010

§  Smoothwall

·           Freelance trainer (now additionally delivering Strategic Infrastructure Security,  Windows Server 2008  and Microsoft Exchange 2010 trainings.

·           Delivering photography trainings

 

 

 

2006.06 – 2007.06             Technical Account Manager in Nocom Security (http://www.nocomsecurity.com)

 

                                           Job role: In partnership with the Sales organization, is to understand the customer’s requirements, design a solution that uses a range of security products, gain technical closure from the customer and thus drive sales revenue to meet regional goals.

 

                                           Technical consultancy in sales of following products:

·        Symantec

·        Utimaco

·        Vasco

·        SonicWall

·        Others

 

 

2002.09 – 2006.06             Trainer in AB “Lietuvos Telekomas”, Competence Development Centre (www.kuc.lt).

                                           Delivering of following courses:

 

·        Designing Windows 2003 network for enterprise (network infrastructure, Active Directory)

·        Implementing and Administering Microsoft Exchange 2000/2003/2010

·        Designing and implementing network security

·        Designing PKI

·        Implementing MS Internet Security and Acceleration (ISA) Server 2004/2006

·        Others

 

 

2001.05 – 2002.09             Senior IT administrator in AB “Lietuvos Telekomas”

                                           Work in largest server room in Lithuania:

1.      Migration of email services from UNIX to Windows platform (approx. 130000 accounts).

2.      LT Telecomas Intranet server infrastructure support. Aprox. 200 servers (Compaq, HP), 3500 workstations. SAN (Compaq StorageWorks), Arcserve 2000, firewall (Checkpoint). Services supported/troubleshooted:

·        Active directory

·        Intranet Web

·        Vantive peoplesoft CRM

·        Internet Service Provider platform support. Platform was designed to offer email/WEB hosting for Telekomas clients. Platform was based on Compaq and Microsoft solutions. The platform included following solutions:

·        Checkpoint Firewall.

·        Cisco SLB.

·        Microsoft RADIUS.

·        Microsoft Certificate service

·        Microsoft cluster (Exchange, SQL).

·        Active Directory (approx. 150000 accounts)

·        SAN (Compaq StorageWorks).

·        Exchange 2000 front-end, back-end topology (biggest in Baltic Exchange 2000 system (about 150000 mail accounts).

·        MAPS (Microsoft Administration and Provisioning System).

 I also programmed  real-time monitoring of platform and Exchange 2000 performance (programmed with Perl, using MRTG and RRD, perfmon and VBSCRIPT).

3.      Designing and implementing live translation of reality TV show. Was implemented using Microsoft Media services.

4.      Intranet and Internet WEB support (IIS 5.0), Microsoft Commerce Server 2000 application installation and support (WEB, OLAP, DTS, COM+). Migrations of Intranet web services from IIS4 to IIS5.

 

Day to day activities included:

·     Support of existing IT systems (management, troubleshooting, monitoring)

·     3 tier help desk activities

·     Server installation and hardware troubleshooting

·     Communications with Microsoft and Compaq support

·     Designing and implementing of new IT systems/services.

 

2000.03-2001.05               Computer network administrator in ISP “Penki kontinentai”:

·      Internal Windows NT network management

·      Support of server computers (Windows NT4 , Windows 2000, FreeBSD operating system) (IIS, MS SQL, MS Exchange, WEB, MAIL, Proxy applications)

·      CISCO router administration (3600,5200 series).

·      Migration of email services from Windows to Unix platform.

·      Migration of hosted commercial WEB sites from IIS 3 and IIS 4 to IIS 5 (more than 50 sites).

·      Administrative support of following Intranet and Internet projects:

·        www.search.lt

·        www.online.5ci.lt

·        www.news.lt

·        and many other WEB projects

·      Development and support of WEB projects:

·        www.freemail.lt (FreeBSD operating system and CWMAIL application, HTML and jscript)

·        Software audit database (MS Access, ADO, ASP, jscript)

 

1999.01 –2000.03              programmer-consultant in “SystemPartner support Vilnius”. Was participating in following projects:

·      Creation of education material about object-oriented programming and technologies.

·      Participation in creation and testing of EDI (Electronic Document Interchange) package for Axapta (was programmed in X++).

·      Time Sheet Management – application for management of Time Sheets (reports periodically received by firms management from office workers). Was programmed with Access, Excel and VBA.

 

 

1995 –1998                        personal programming and consulting by requests of different firms:

·      Programming of ECR (Electronic Cash Register) Server – program responsible for communicating with several ECRs via RS232 interface, PLU management and report printing (was written in MSBasic).

·      Report creation for accounting management system with Crystal Reports

·      Clients consultation in the Internet area, setup of Internet software and hardware at clients home.

·      Automatic generating of Dairy – was created in Corel Draw and Corel Script with a help of OLE automation.

·      DB2 extenders creation. UDFs (User defined Function) creation for use in SQL statements (was programmed with IBM Visual Age for C++).

 

 

1994.05 –1995.01              programmer in Echo Litvy newspaper.

·      Programming of text conversion routines. Hardware superintendence.

 

Technology matrix

Hardware:                         Have experience in dealing with PC and server hardware and peripherals, can solve hardware problems and also experience with network hardware (cabling, NIC, LAN/WAN routers (Cisco, zyxel), bridges).

Networking:                      Knowledge of WAN and LAN technologies and protocols. In depth knowledge of network security, PKI, encryption standards.

Operating System:           DOS, UNIX, Windows 9X, Windows NT/2000/2003, OS/2. Mostly familiar with Windows Server platform.

Programming

Language:                         C, C++ (MFC), X++, C#. Pascal, Assembler, Visual Basic, VBA, ASP, vbscript, jscript, Delphi, REXX.

Database:                         DB2, MS Access, MS SQL Server (6.5, 7, 2000,2005), Visual FoxPro.

Software Package:               Exchange 5.5/2000/2003/2010, IIS (ver. 3, 4, 5 and 6), Microsoft Content Management Server, Share Point Portal Server, Axapta, MS Office, Corel Script, Nessus, Backtrack, nmap

Technologies:                   TCP/IP programming (client-server), MFC, DAO, ODBC, ActiveX, OLE Automation, object abilities of relational database (DB2 extenders).

 


Certifications

 

2000.07-now passed exams:

 

Exam ID

Description

Date Completed

663

PRO: Deploying Messaging Solutions with Microsoft Exchange Server 2010

Jun 23, 2010

662

TS: Microsoft Exchange Server 2010, Configuring

March 29, 2010

620

TS: Configuring Microsoft Windows Vista Client

November 14, 2008

647

Pro: Windows Server 2008, Enterprise Administrator

October 17, 2008

649

TS: Upgrading Your MCSE on Windows Server 2003 to Windows

Server 2008, Technology Specialist

October 10, 2008

 

CISSP (Certified Information Systems Security Professional

Jun, 2007

 

SCTA (Symantec Certified Technology Architect) Virus Protection & Integrated Client Security

Nov, 2006

 

Comptia Security+

Oct, 2006

 

Utimaco SafeGuard Easy

Aug, 2006

 

Cygate compliance certification

Aug 2006

 

SCNP (Security Cerified Network Professional)

 

Jul, 2006

 

Axapta Shop Floor Control

May, 2005

 

Axapta Product Builder

Feb, 2005

292

Axapta financials

Dec , 2004

228

Managing and Maintaining a Microsoft Windows Server 2003 Environment for an MCSA Certified on Windows 2000

Dec 12, 2003

229

Installing, Configuring, and Administering Microsoft® SQL Server™ 2000 Enterprise Edition

May 23, 2003

220

Designing and Implementing Databases with Microsoft® SQL Server™ 2000 Enterprise Edition

Jan 24, 2003

240

Designing Security for a Microsoft® Windows® 2000 Network

Dec 05, 2001

68

Microsoft® Windows® 2000 Accelerated Exam for MCPs Certified on Microsoft® Windows NT® 4.0

Jul 19, 2001

87

Implementing and Supporting NT™ Server 4.0 in the Enterprise

Sep 15, 2000

59

Implementing and Supporting Microsoft® Internet Information Server 4.0

Sep 05, 2000

73

Internetworking with Microsoft® TCP/IP on Microsoft® Windows NT™ 4.0

Aug 09, 2000

67

Implementing and Supporting NT™ 4.0 Workstation

Jul 31, 2000

58

Implementing and Supporting NT™ Server 4.0

Jul 21, 2000

 

Networking Essentials

Jul 12, 2000

 

 

 

Participation in following courses and conferences:

 

·        Building Microsoft Content Management Server Solutions

·        Implementing Replication Using Microsoft SQL Server 2000

·        Programming a Microsoft SQL Server 2000 Database

·        Administering a Microsoft SQL Server 2000 Database

·        Interconnecting Cisco networking devices (ICND)

·        Configuring BGP on Cisco routers

·        Fundamentals of the UNIX system (HP-UX)

·        Microsoft TechEd 2004

·        Axapta financials

·        Axapta Trade&Logistics

·        Axapta Production

·        Axapta Product Builder

·        Axapta Shop Floor Control

·        others

 

Personal interests

Personal site: www.reznik.lt

Photography

        panoramic gigapixel (http://www.gigapan.org/profiles/20403/)

        spherical 360 photography (http://www.360cities.net/search/reznik)

Reading books (not only IT books :)

Traveling

Sport (fitness, swimming, alpine skiing)