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Themis Tokkaris is looking for a Technology job in Nicosia;Larnaca, Cyprus.
Candidate Info
Name
Themis Tokkaris
Gender
Male
Marital Status:
Married
Children:
1
Country Of Origin:
CYPRUS
Last Updated:
28/12/2004
Residence / Contact Details
Address
Makariou Ave 41, Ergates, CYPRUS
Phones
Professional Experience
Truly Nolen of America, Inc., Tucson, Arizona
USA
SYSTEMS/NETWORK ENGINEER ,
NETWORK/SYSTEMS/DATABASE/ ADMINISTRATOR June 1999 – May 2005
- Designed, architect and implemented the hardware infrastructure to provide high availability, high performance, network security and disaster recovery for the newly deployed web based Customer Management System application.
- Administered and maintained the entire infrastructure which involves SQL Server 2000 Database on Windows 2003 Server Clustering services, SQL Server 2000 replication and log shipping standby server, IIS6 web servers on Windows 2003 configured in a hardware load balanced configuration.
- Migrated the e-mail system from an outsourced company internally. Configured and administered the entire messaging suite which involves e-mail, LDAP, SMTP, calendar and address book servers.
- Developed technical user manuals and organized user training sessions.
- Provided extensive research and development for the purchase of new software, hardware, Internet and WAN solutions for several enterprise level projects.
- Experienced with major vendors such as Oracle, Microsoft, Cisco, HP, Dell, Compaq, IBM, AT/T and others.
- Designed, implemented and administered a Frame Relay WAN solution, and a VPN solution for 60 remote locations.
- Installed and maintained Sybase Databases in a distributed merged replication environment among seventy geographically dispersed locations.
- Provided technical support to the remote locations regarding database, network, Internet, hardware and software issues.
- Installed and maintained Oracle Databases in a centralized environment supporting internet based applications in a multitiered environment, accessed by hundreds of users.
- Administered Oracle, SQL Server and Sybase Databases, including installation, configuration, tuning and performance, analyzing and redesigning of queries
- Developed backup strategies and schedules for disaster recovery, created SQL and PL/SQL scripts, stored procedures and other database objects for troubleshooting, automation, administration and reporting services.
- Actively participated in the data conversion project from Sybase to SQL Server 2000
- Extracted and modifying data to be used for data warehouses and decision support systems.
- Created SQL scripts to extract and transform data from Sybase databases to be converted to Oracle Databases.
- Developed logical and physical database schemas for Customer Management System applications.
- Installed, configured and administered Citrix Metarfame 1.8 on Windows Terminal Server and published applications and databases for remote user access.
- Administered Windows 2000/2003 Server Active Directory, file/print services.
- Evaluated and deployed network security solutions such as WebSense Enterprise and Spam Prevention Solution.
- Designed backup solutions for 500GB of data using Legato Networked Backup Server.
- Successfully migrated Novell Netware 5 NDS to Windows 2000 Active Directory.
- Deployed Crystal Enterprise on a dedicated server and integrated access to the customer database. Published reports for user access.
- Migrated Windows 2000 Active Directory to Windows 2003 Active Directory.
- Developed a Disaster Recovery Manual and periodically performed test data recovery.
Accomplishments
- Deployed new software and hardware appliances that strengthen network security by:
- reducing e-mail Spam by 95%.
- entirely block Spyware and malicious code downloads.
- improve overall network bandwidth by 40%.
- restrict access to company’s internal resources from outside the network, strictly only via VPN.
- Minimized network downtime by 80% by deploying the WAN Frame Relay solution that replaced the previous DSL connections.
- Developed high availability solutions by building system redundancy into the network devices, servers applications and backups. Achieved 99.99% uptime.
- Resolved multiple issues to Network Systems to increase business functionality.
- Utilized monitoring software to detect, isolate and resolve software, hardware, and network issues.
- Strived to create cost effective solutions by:
- Practicing strong negotiations with vendors to get the best offer.
- Saved $2,000/month after migrating e-mail.
- Saved money by using existing servers to build a scalable web farm solution.
Northern Arizona University, Flagstaff, Arizona
GRADUATE ASSISTANT August 1997 – May 1999
- Employed as a Graduate Assistant at the College of Business Administration. Responsible for leading a Cobol computer lab, and an Oracle database computer lab for CIS (Computer Information Systems) students.
- Assisted in teaching Cobol Programming Language.
USA
SYSTEMS/NETWORK ENGINEER ,
NETWORK/SYSTEMS/DATABASE/ ADMINISTRATOR June 1999 – May 2005
- Designed, architect and implemented the hardware infrastructure to provide high availability, high performance, network security and disaster recovery for the newly deployed web based Customer Management System application.
- Administered and maintained the entire infrastructure which involves SQL Server 2000 Database on Windows 2003 Server Clustering services, SQL Server 2000 replication and log shipping standby server, IIS6 web servers on Windows 2003 configured in a hardware load balanced configuration.
- Migrated the e-mail system from an outsourced company internally. Configured and administered the entire messaging suite which involves e-mail, LDAP, SMTP, calendar and address book servers.
- Developed technical user manuals and organized user training sessions.
- Provided extensive research and development for the purchase of new software, hardware, Internet and WAN solutions for several enterprise level projects.
- Experienced with major vendors such as Oracle, Microsoft, Cisco, HP, Dell, Compaq, IBM, AT/T and others.
- Designed, implemented and administered a Frame Relay WAN solution, and a VPN solution for 60 remote locations.
- Installed and maintained Sybase Databases in a distributed merged replication environment among seventy geographically dispersed locations.
- Provided technical support to the remote locations regarding database, network, Internet, hardware and software issues.
- Installed and maintained Oracle Databases in a centralized environment supporting internet based applications in a multitiered environment, accessed by hundreds of users.
- Administered Oracle, SQL Server and Sybase Databases, including installation, configuration, tuning and performance, analyzing and redesigning of queries
- Developed backup strategies and schedules for disaster recovery, created SQL and PL/SQL scripts, stored procedures and other database objects for troubleshooting, automation, administration and reporting services.
- Actively participated in the data conversion project from Sybase to SQL Server 2000
- Extracted and modifying data to be used for data warehouses and decision support systems.
- Created SQL scripts to extract and transform data from Sybase databases to be converted to Oracle Databases.
- Developed logical and physical database schemas for Customer Management System applications.
- Installed, configured and administered Citrix Metarfame 1.8 on Windows Terminal Server and published applications and databases for remote user access.
- Administered Windows 2000/2003 Server Active Directory, file/print services.
- Evaluated and deployed network security solutions such as WebSense Enterprise and Spam Prevention Solution.
- Designed backup solutions for 500GB of data using Legato Networked Backup Server.
- Successfully migrated Novell Netware 5 NDS to Windows 2000 Active Directory.
- Deployed Crystal Enterprise on a dedicated server and integrated access to the customer database. Published reports for user access.
- Migrated Windows 2000 Active Directory to Windows 2003 Active Directory.
- Developed a Disaster Recovery Manual and periodically performed test data recovery.
Accomplishments
- Deployed new software and hardware appliances that strengthen network security by:
- reducing e-mail Spam by 95%.
- entirely block Spyware and malicious code downloads.
- improve overall network bandwidth by 40%.
- restrict access to company’s internal resources from outside the network, strictly only via VPN.
- Minimized network downtime by 80% by deploying the WAN Frame Relay solution that replaced the previous DSL connections.
- Developed high availability solutions by building system redundancy into the network devices, servers applications and backups. Achieved 99.99% uptime.
- Resolved multiple issues to Network Systems to increase business functionality.
- Utilized monitoring software to detect, isolate and resolve software, hardware, and network issues.
- Strived to create cost effective solutions by:
- Practicing strong negotiations with vendors to get the best offer.
- Saved $2,000/month after migrating e-mail.
- Saved money by using existing servers to build a scalable web farm solution.
Northern Arizona University, Flagstaff, Arizona
GRADUATE ASSISTANT August 1997 – May 1999
- Employed as a Graduate Assistant at the College of Business Administration. Responsible for leading a Cobol computer lab, and an Oracle database computer lab for CIS (Computer Information Systems) students.
- Assisted in teaching Cobol Programming Language.
Qualifications
Solutions-oriented IT Professional with proven success designing, implementing, integrating and administering cost-effective, high performance technical solutions to meet challenging business needs.
- Solid knowledge of Relational Database management Systems (RDBMS) database administration of Oracle, Microsoft SQL Server and Sybase RDBMS under Windows NT/2000/2003 and LINUX environments.
- Strong knowledge of LAN/WAN network design, administration and support under Windows NT/2000/2003 and CISCO.
- Solid knowledge of installation, configuration and administration of CISCO Routers switches and firewalls.
- Analyzed, designed and implemented new servers, storage systems and security solutions.
- Proven expertise in supporting and troubleshooting hardware, software and networking issues.
- Organized, take-charge professional with exceptional follow-through abilities and detail orientation, able to plan and oversea projects from conception to successful completions.
- Outstanding communication skills; interface effectively with upper management, vendors, staff, peers and users.
- Demonstrated exceptional problem analysis and resolution and strived on providing immediate resolutions to technical issues.
CERTIFICATIONS
- ---------------------------
Pursuing CCSP (Cisco Certified Security Professional)
CCNA (Cisco Certified Network Associate), March 2005
MCSE 2003 (Microsoft Certified Systems Engineer), December 2004
MCDBA (Microsoft Certified Database Administrator), November 2004
MCSA 2003 (Microsoft Certified Systems Administrator), June 2004
MCP (Microsoft Certified Professional), January 2004
SCSA (Sun Certified Systems Administrator for Solaris 9), November 2003
Oracle 9I Certified Professional Database Administrator, April 2003
Oracle 8I Certified Professional Database Administrator, November 2002
Sybase Certified SQL Anywhere 7 Studio, April 2001
CNA (Certified Novell Administrator for Novell Netware 5), October 2000
- Solid knowledge of Relational Database management Systems (RDBMS) database administration of Oracle, Microsoft SQL Server and Sybase RDBMS under Windows NT/2000/2003 and LINUX environments.
- Strong knowledge of LAN/WAN network design, administration and support under Windows NT/2000/2003 and CISCO.
- Solid knowledge of installation, configuration and administration of CISCO Routers switches and firewalls.
- Analyzed, designed and implemented new servers, storage systems and security solutions.
- Proven expertise in supporting and troubleshooting hardware, software and networking issues.
- Organized, take-charge professional with exceptional follow-through abilities and detail orientation, able to plan and oversea projects from conception to successful completions.
- Outstanding communication skills; interface effectively with upper management, vendors, staff, peers and users.
- Demonstrated exceptional problem analysis and resolution and strived on providing immediate resolutions to technical issues.
CERTIFICATIONS
- ---------------------------
Pursuing CCSP (Cisco Certified Security Professional)
CCNA (Cisco Certified Network Associate), March 2005
MCSE 2003 (Microsoft Certified Systems Engineer), December 2004
MCDBA (Microsoft Certified Database Administrator), November 2004
MCSA 2003 (Microsoft Certified Systems Administrator), June 2004
MCP (Microsoft Certified Professional), January 2004
SCSA (Sun Certified Systems Administrator for Solaris 9), November 2003
Oracle 9I Certified Professional Database Administrator, April 2003
Oracle 8I Certified Professional Database Administrator, November 2002
Sybase Certified SQL Anywhere 7 Studio, April 2001
CNA (Certified Novell Administrator for Novell Netware 5), October 2000
Skills
Hardware:
--------------
HP Proliant DL580 Servers, HP Proliant ML370 Servers, HP NetServers (LH3000, LP1000r, LH3), IBM NetFinity Servers, Supermicro SuperServers (6040G, 6010H), HP MSA1000 SAN, HP Storage Array/12, Quantum SNAP server, DLT8000 Tape Library Autochanger, Gateway/HP/Dell/IBM Workstations, Laptops, Cisco PIX 515 Firewall, Cisco Routers(1600, 2600, 3600,7xx series), ArrowPoint CS110 Context Switches, 3COM Switches, 1900/2950 Catalyst switches, Hubs, Modems, Network cards, Printers, scanners
Systems/Platforms:
---------------------------
Windows NT4/2000/2003 Servers, Windows NT 4.0 Terminal Server, Windows 95/98/NT4/2000/XP , UNIX/Sun Solaris 9, Red Hat Linux 7.0/7.1/9, Novell NetWare 5x
Databases:
---------------
Oracle Database 8I/9I, Microsoft SQL SERVER 2000, Sybase SQL Anywhere 5.x/7
Protocols:
--------------
TCP/IP, DHCP, WINS, DNS, ICA, HTTP, HTTPS, SMTP, POP, LDAP, FTP, RDP, IPSec, RADIUS, TFTP, STP, VTP
Messaging/Collaboration:
--------------------------------------
Systems Critical Path Messaging Server/Directory LDAP server/Presentation server (calendar/address book)
Security Software:
---------------------------
Trendmicro IMSS (Internet Message Security Suite)/ emanager /SPS (Spam prevention solution), Websense® Web Security Suite™, Websense Enterprise®
, Symantec Client Security Suite/Symantec Antivirus, Microsoft® Windows AntiSpyware, CSCAS (Cisco Secure Access Control Server)
Reporting Software:
------------------------------
Seagate Crystal Reports v 6 /8.5 /9/10, Crystal Enterprise 10
Database Development:
------------------------------------
Oracle Developer 2000, SQL, PL/SQL, Transact SQL, Microsoft Access 97/2000, Sybase Power Designer, ERWIN Data Modeling, ER/Studio Data Modeling, Oracle Designer R6, TOAD
Software /Applications:
-----------------------------------
Microsoft Clustering Services in Windows 2003 Server, SQL Server 2000 Database Clustering, Citrix Metaframe 1.8/XP for Windows Terminal Server, Legato Networker Server for Backup, Legato Backup Modules for Oracle and SQL Server 2000, Legato Recover Manager, Symantec PCAnywhere, Microsoft Office 2000/XP, Microsoft Visio 2000, IBM WebSphere Application Server 4.0, Apache Web Server, IIS6 Web Server.
Administration Tools:
--------------------------------
DBArtisan, Symantec Ghost Corporate, User Manager Pro, Quest Central for Databases, Quest Spotlight for Windows, Ethereal, Network monitor, SMS (Systems management Server), Microsoft Software Update Services (SUS), Cisco Works
--------------
HP Proliant DL580 Servers, HP Proliant ML370 Servers, HP NetServers (LH3000, LP1000r, LH3), IBM NetFinity Servers, Supermicro SuperServers (6040G, 6010H), HP MSA1000 SAN, HP Storage Array/12, Quantum SNAP server, DLT8000 Tape Library Autochanger, Gateway/HP/Dell/IBM Workstations, Laptops, Cisco PIX 515 Firewall, Cisco Routers(1600, 2600, 3600,7xx series), ArrowPoint CS110 Context Switches, 3COM Switches, 1900/2950 Catalyst switches, Hubs, Modems, Network cards, Printers, scanners
Systems/Platforms:
---------------------------
Windows NT4/2000/2003 Servers, Windows NT 4.0 Terminal Server, Windows 95/98/NT4/2000/XP , UNIX/Sun Solaris 9, Red Hat Linux 7.0/7.1/9, Novell NetWare 5x
Databases:
---------------
Oracle Database 8I/9I, Microsoft SQL SERVER 2000, Sybase SQL Anywhere 5.x/7
Protocols:
--------------
TCP/IP, DHCP, WINS, DNS, ICA, HTTP, HTTPS, SMTP, POP, LDAP, FTP, RDP, IPSec, RADIUS, TFTP, STP, VTP
Messaging/Collaboration:
--------------------------------------
Systems Critical Path Messaging Server/Directory LDAP server/Presentation server (calendar/address book)
Security Software:
---------------------------
Trendmicro IMSS (Internet Message Security Suite)/ emanager /SPS (Spam prevention solution), Websense® Web Security Suite™, Websense Enterprise®
, Symantec Client Security Suite/Symantec Antivirus, Microsoft® Windows AntiSpyware, CSCAS (Cisco Secure Access Control Server)
Reporting Software:
------------------------------
Seagate Crystal Reports v 6 /8.5 /9/10, Crystal Enterprise 10
Database Development:
------------------------------------
Oracle Developer 2000, SQL, PL/SQL, Transact SQL, Microsoft Access 97/2000, Sybase Power Designer, ERWIN Data Modeling, ER/Studio Data Modeling, Oracle Designer R6, TOAD
Software /Applications:
-----------------------------------
Microsoft Clustering Services in Windows 2003 Server, SQL Server 2000 Database Clustering, Citrix Metaframe 1.8/XP for Windows Terminal Server, Legato Networker Server for Backup, Legato Backup Modules for Oracle and SQL Server 2000, Legato Recover Manager, Symantec PCAnywhere, Microsoft Office 2000/XP, Microsoft Visio 2000, IBM WebSphere Application Server 4.0, Apache Web Server, IIS6 Web Server.
Administration Tools:
--------------------------------
DBArtisan, Symantec Ghost Corporate, User Manager Pro, Quest Central for Databases, Quest Spotlight for Windows, Ethereal, Network monitor, SMS (Systems management Server), Microsoft Software Update Services (SUS), Cisco Works
Languages
Greek, English, Spanish
Education
1997 – 1999 Northern Arizona University Flagstaff - Arizona
Master of Business Administration degree (MBA).
• Achieved overall grade-point average (GPA) of 3.78 (on a scale of 4.0).
• Specialization in MIS (Management Information Systems).
1995 – 1997 The University of Arizona Tucson - Arizona
Bachelor of Science degree in Civil Engineering
• Graduated Magna Cum Laude.
• Achieved overall grade-point average (GPA) of 3.78 (on a scale of 4.0).
• Specialized in Structural Engineering.
1990 – 1993 Higher Technical Institute Nicosia-Cyprus
Diploma of Technician Engineer in Civil Engineering
Master of Business Administration degree (MBA).
• Achieved overall grade-point average (GPA) of 3.78 (on a scale of 4.0).
• Specialization in MIS (Management Information Systems).
1995 – 1997 The University of Arizona Tucson - Arizona
Bachelor of Science degree in Civil Engineering
• Graduated Magna Cum Laude.
• Achieved overall grade-point average (GPA) of 3.78 (on a scale of 4.0).
• Specialized in Structural Engineering.
1990 – 1993 Higher Technical Institute Nicosia-Cyprus
Diploma of Technician Engineer in Civil Engineering
Training
Develop PL/SQL Program Units - Oracle University
Enterprise DBA Part 1A:Architecture and Administration - Oracle University
Enterprise DBA Part 1B: Backup and Recovery – Oracle University
Enterprise DBA Part 2: Performance and Tuning– Oracle University
2072: Administering a Microsoft SQL Server 2000 Database-MOC
2073: Programming a Microsoft SQL Server 2000 Database - MOC
2276/2277 Combo – Microsoft Windows 2003 Network Infrastructure-MOC
ICND – Interconnecting Cisco® Network Devices
Cisco® Certified Network Associate (CCNA®)
CSPFA – Cisco® Secure PIX® Firewall Advanced
Crystal Reports v10
Sybase TechWave Convention
Enterprise DBA Part 1A:Architecture and Administration - Oracle University
Enterprise DBA Part 1B: Backup and Recovery – Oracle University
Enterprise DBA Part 2: Performance and Tuning– Oracle University
2072: Administering a Microsoft SQL Server 2000 Database-MOC
2073: Programming a Microsoft SQL Server 2000 Database - MOC
2276/2277 Combo – Microsoft Windows 2003 Network Infrastructure-MOC
ICND – Interconnecting Cisco® Network Devices
Cisco® Certified Network Associate (CCNA®)
CSPFA – Cisco® Secure PIX® Firewall Advanced
Crystal Reports v10
Sybase TechWave Convention
Affiliations
Micrsosoft Professionals
Oracle Professionals
Sun Microsystems Professionals
Novell professionals
Sybase Professionals
Oracle Professionals
Sun Microsystems Professionals
Novell professionals
Sybase Professionals
Interests
Music, books, travel, science
References
References Upon Request
