Ndifreke Okorie, IT Manager

Ndifreke Okorie

IT Manager

Bouygues Construction

Location
Nigeria
Education
Master's degree, Computer Science
Experience
22 years, 11 Months

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Work Experience

Total years of experience :22 years, 11 Months

IT Manager at Bouygues Construction
  • Nigeria
  • My current job since April 2013

• Spearheading entire IT infrastructure and functionality in Nigeria
• Carrying out the daily coordination of the IT Team
• Manage: Active Directory, Citrix, MS Exchange 2010, SAP Applications
• Manage: LAN, WAN, VPN, Routers, HP Switches, LAN document Scanners
• Deftly interfacing with Bouygues Group International IT Body in France
• Managing IP PBX /SIP Support (TOIP) & Level 1 & 2 Support

Highlight:
• Successfully revamped IT procedures, policies(Security) and company-wide IT handling

Assistant IT Manager at Cotecna Destination Inspection Ltd
  • Nigeria
  • December 2008 to March 2013

Job Description:
Human Resources:
• Knowledge transfer to IT staff in the Nigeria DI offices in the North.

Administration:
• Production of reports on IT activities, to be transmitted to technical supervisor, cc administrative supervisor.
• 1st level Sites inventory and hardware renewal.
• Further to purchase request, selection of technically acceptable quotations, before preparation of purchase order by administration.
• Supplier liaison, follow-up and archiving of orders, warranties and maintenance.
• Security, condition and tidiness of equipment, IT offices and server room.

IT Infrastructures:
• ensuring the following (non limitative) as per CITT standards, or (if not applicable), as per specific documented procedures: -
• New infrastructures deployment.
• Network, servers and workstations - monitoring, preventive maintenance and administration, documentation and definition of policies.
• Administration of local OU in ADS (users and computers).
• Computer patches and latest service packs installation (except for windows 2000 Domain Controllers).
• Proposals / project planning for infrastructure enhancements.
• System administration (server, workstation, ISA, windows update, switches, patch panels, connecting, monitoring, Citrix support, etc…).
• Up-to-date virus protections, especially for Workstation and Member servers.
• Tape backups on a daily basis, as per recommended strategies.
• Control and maintain the use of the PABX infrastructures
• Work as a Systems/Network performance analyst.
• Server recoveries (except Windows 2000 Domain Controllers).
• 1st level helpdesk.


Achievement: Setting up Valuation and Classification Center of excellence IT production infrastructure / Running the IT infrastructure
and administration of Abuja and the Entire Northern part of Nigeria for Cotecna.

Network Director at Packetech
  • Nigeria
  • January 2006 to December 2008

Job Description:
• Resource person and business executive
• Network security implementations.
• Vsat field engineering
• Hotspot building


Achievement: Built the first Wireless Internet Hot-Spot for the Akwa Ibom State Judiciary. And also acted as a management
consultant and Implemented a wireless base station for Valimoh computers (an up coming ISP in Uyo, Akwa Ibom State
Nigeria).

Systems Administrator at Service Trail Nigeria Limited (ISP & International Prepaid Calling Card) Uyo, Nigeria
  • Nigeria
  • March 2003 to January 2006

Job Description:
• Design, Setup and administering the Internet data dial-up network and the entire ISP’s systems and servers
• Design and maintenance of the company’s Web site.
• Setting up and managing the entire network security with Cisco pix firewall
• Windows, Linux administration techniques
• Setup and managing of the International Voice gateway, using Cisco voice equipment (AS5400) and E1 lines with an SS7/Q.931 capable telecom voice switch.
• Setting up of an ultra-modern cyber café for the company, using protocols / Standards like NAT, Proxy Servers, Making
Windows 2000 Advance Server a network router, DHCP, Static IP addressing, etc.
• Vsat Installation and management
• The initiator and implementer of STN’s wireless network


Achievement: Gave some wireless internet implementation advice that saved the company hundreds of thousands of money in
the local denomination, per the chose of wireless radios and the architecture.

IP Engineer at Warsun Network Solutions (An Internet Gateway) Lagos, Nigeria
  • Nigeria
  • May 2001 to March 2003

Job Description:
• IP management/Wireless local loop installations
• Security consciousness .
• Cobalt servers configuration and management (Running Linux OS)
• Cisco Routers 7000 series and catalyst switch 2900 administration
• Axent VelociRaptor Firewall installation and management
• Vsat installation and management
• VoIP implementation and management


Achievement: Headed a team of engineers who built and supported wireless internet repeater base stations

Education

Master's degree, Computer Science
  • at Nassarawa State University
  • November 2021

This course is still running and I have no access to my final grades and certificate

Higher diploma, Artificial Intelligence and Machine Learning
  • at The University Of Texas At Austin
  • August 2020

This course is still in progress, so i have no access to my final grade yet and my certificate

Bachelor's degree, Physics
  • at The University of Calabar
  • June 1995

Second Class Upper-Division

Specialties & Skills

Voice Over
System Administration
Network Security
IT Audit/QMS & Compliance
Network Support/Performance management
IT Security management

Languages

English
Expert

Memberships

Microsoft
  • MCSE
  • February 2001
Cisco
  • CCNA
  • June 2001
Brain Bench
  • TCP/IP Administrator
  • January 2001
CIPS Canada
  • Member
  • June 2018

Training and Certifications

I.S.P. (Information Systems Professional of Canada) (Certificate)
Date Attended:
November 2019
Voice switching over packet network with ss7 signally (Training)
Training Institute:
Redwoood Technologies, London
Date Attended:
October 2003

Hobbies

  • Travelling, cycling, reading and web surfing