Ndifreke Sunday OKORIE

IT MANAGER

Plot 912 Alex Ekweme Way,

Jabi Abuja FCT, 240102, Nigeria

+234.706.401.9635

[email protected]

https://www.linkedin.com/in/ndifreke-okorie-6a105328

PROFILE
IT Manager with over 10 years of combined international experience in delivering tailor made, mission critical IT solutions in senior level assignments in ICT Infrastructure / Information Systems Management and Active Directory Server Administration. Offering a solid track record of creating innovative, customer-centric strategies that translate into long-lasting benefits in terms of service quality and market share. Proven ability to thrive in fast-paced environments and leverage excellent communication skills to perform effective sales presentations, develop and maintain positive business relationships, and liaise between various stakeholders to implement optimal solutions and instill a culture of excellence.

SKILLS & COMPETENCES
· Good command of office suite (word processor, spread sheet, presentation software)

· Good command of photo editing software (photoshop) gained as a webmaster for starnet ISP

· Beginner GW-basic programming skills gained in my 4th year as an undergraduate

· Good command of scripting skills (java/ VB/ batch scripting) gained as a webmaster at starnet/ Service-trail ISP

· Advance computer network skills gained throughout my 20 years ICT industry experience

· Advance IT Security skills gained on the job as an IT Manager (2017-2018) and through CISSP training and first exam attempt in 2014/ 2015 respectively.
· All versions of windows server OS and Active Directory implementation, support and administration in a mixed protocol environment

· All versions of windows workstations

· Mac OS

· Cisco products; connecting, administering and troubleshooting TCP/IP based networks.

· Help desk support

· SQL Server and IIS implementation, support and administration

· Redhat Linux experience in an ISP environment (administering and supporting DNS(s) )

· Configuring and administering Radius NT on Emerald Database, and MailSite SMTP server sitting on MS SQL.

· Wireless local loop installation, management and VSAT installation and management.

· Voice Circuit implementation and management, using access servers like Cisco AS5400 HPX

· MPLS, HTML, Lync

· Implementing security using Linux servers, VelociRaptor, Cisco Pix, Juniper and Check point Firewalls

· NAS, SAN, RAID

· Active Directory & DNS

· Relational Database Migration Skills

· Security: LDAP, Apache

· Unix/Linux Administration –Expert level:  HTTP, HTML, Apache, SSL, Sendmail

· Layer 2 switches Expert (spanning tree, VLAN, QoS, VoIP), in-depth experience with routing (OSPF, EIGRP, BGP)

· Programming skills with Visual Basic 5 & 6, and ease of porting to dot net

· VMware Implementation, MS Virtualization (Hyper V) / Cloud Computing Know-How / VM ESX Server)

· Implementing and administering Citrix

· SharePoint Server 2007, SAP & GLPI

· SCOM 2007 and SCCM administration

· Advance Python and MATLAB skills

· Telecommunication experience acquired since1999 and used till date. Running, terminating, crimping of Heliax cables, coaxials cables, LMR series cables etc. Experience in Tsunami , Teletronics, Rocket, Avarion  Radios (Can configure and implement just about any Telecommunication device)
Professional experience
Bouygues Construction Nigeria Limited, Nigeria

IT Manager
Apr 2013 – Present
*  Managing a team of 4 IT staffs (an assistant IT manager included).

*  Conducting frequent travels to sites in Abuja and outside Abuja (Calabar, Bonny, Port Harcourt, Benin, Lagos),or monitoring, supervision, audit, problem solving and training of site IT Administrator/users.

*  Analyzing business needs and spearheading initiatives regarding establishment of IT infrastructure.

*  Ensuring application & compliance with company’s policies in administration of IT infrastructure / facilities.

*  Carrying out the daily coordination of the IT Team.

*  Managing Active Directory, Citrix, MS Exchange 2010, SAP Applications.

*  Setting up & managing LAN, WAN, VPN, Cisco Routers 1800 & 2800, HP A3600 and H3C S3600 Switches, Dell PowerEdge R720 & R730 Raid setup and preparation.

*  Fibre implementation and monitoring. Long distance Wireless local loop planning, implementation, optimization and managing.

*  Deftly interfacing with Bouygues Group International IT Body in France.

*  Network Security (familiar and comfortable with the application of CISSP domains teachings), Information System Management (Asset management platforms).

*  Advance Python scripting and development skills.

*  Backup Exec Implementation and Management + Dell PowerVault TL2000 Management.

*  Managing IP PBX Mitel MiVoice Business Release 7.0 SP1 /SIP Support (TOIP) & Level 1 & 2 Support.

Highlight:

*  Successfully revamped IT procedures, policies (Security) and company-wide IT handling.

*  Relocation of an entire head office server equipment to a new location + 3 MPLS sites connection + 1 wireless local loop site within 3 days.

Cotecna Destination Inspection Limited, Abuja, Nigeria

Assistant IT Manager
Dec 2008 – Mar 2013
*  Managed not less than 3 employees and contributed in the knowledge transfer to IT staff in the Nigeria Destination Inspection offices in the North regions.

*  Oversight functions of the Northern part of Nigeria with visits to Kano, Katsina and Borno.

*  Visited northern states for supervisions and training of site staffs.

*  Looked after the production of reports on IT activities, to be transmitted to technical supervisor, CC administrative supervisor

*  Monitored 1st level Sites inventory and hardware renewal

*  Single-handedly ensured the following as per CITT standards, or (if not applicable), as per specific documented procedures:

o   New infrastructures deployment.

o   Network, servers and workstations – monitoring, preventive maintenance and administration, documentation and definition of policies.

o   Administration of local OU in ADS (users and computers).

o   Computer patches and latest service packs installation (except for windows 2000 Domain Controllers).

o   Proposals / project planning for infrastructure enhancements.

o   System administration (server, workstation, ISA, windows update, switches, patch panels, connecting, monitoring, Citrix support, etc.).

o   Up-to-date virus protections, especially for Workstation and Member servers.

o   Tape backups on a daily basis, as per recommended strategies.

o   Control and maintain the use of the PABX infrastructures.

o   Work as a Systems/Network performance analyst

o   Fibre monitoring.

o   Server recoveries (except Windows 2000 Domain Controllers).

o   HP Proliant Range of servers management.

o   1st level helpdesk.

Highlights:

*  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.

Packetech Network Solutions Limited, Uyo, Nigeria

CTO
Feb 2006 – Nov 2008
*  Resource person and business executive.

*  Network security implementations.

*  Vsat field engineering.

*  Hotspot building.

Highlights:

u  Built the first Wireless Internet Hot-Spot for the Akwa Ibom State Judiciary.

u  Acted as a management consultant and implemented a wireless base station for Valimoh computers (an upcoming ISP in Uyo, Akwa Ibom State Nigeria).

EDUCATION & TRAINING

Bachelor of Science degree (Honours), University of Calabar, Nigeria

languages
*  Efik, English – high level of competence

*  French – Basic and growing skills