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Abdullahi Zubairu

Abdullahi Zubairu

IT Professional

Technology / Internet

Port Harcourt, Port-Harcourt

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About Abdullahi Zubairu:

Results-driven ICT Professional with over 12 years of experience in providing comprehensive field support. Proficient in troubleshooting and resolving technical issues across a variety of platforms including Windows, Linux, and MacOS. Adept at optimizing IT infrastructure, deep understanding of IT systems, networking, and communication infrastructure like Terrestrial fibre optical network communications (e.g.,TDM, SDH, DWDM, OTN,ICS (DSC & SCADA), Terrestrial and Non-Terrestrial Wireless Network (e.g.,Microwave, VSAT), LAN/WAN Corporate Network (e.g., IP/MPLS, SDN, SD-WAN, etc.),Private and leased terrestrial public circuits & networks (e.g., IPVPN, MPLS, SD-WAN, etc.) communications (e.g., and Unified Communications), and private mobile radio(narrow/broadband) networks (e.g., TETRA, LTE-M, NB-IoT, LoRaWAN, 4G/5G, etc.). Cybersecurity measures, and implementing disaster recovery solutions. Demonstrated leadership in managing high performing teams and delivering exceptional support service. Skilled in strategic planning, process improvement, and fostering strong cross-functional relationships to support organizational goals.

Experience

PROFESSIONAL EXPERIENCE
JUNE 2016 – PRESENT LEAD ICT DEPT

BELEMAOIL PRODUCING LIMITED, 

PORTHARCOURT, RIVER STATE, NIGERIA (E&P COMPANY) 

KEY RESPOSIBILITIES:
•Oversaw team of ICT employees and contractors, presiding over analysis, needs planning and budgeting.Monitored and analyzed IT-related business needs and implementing solutions.•Audited frameworks and processes on regular basis, in alignment with business goals and standards.•Managed Microsoft Active Directory Infrastructure (On premises and Azure AD Support),Microsoft 365Admin center and Implementing cybersecurity frameworks effectively, isolating computers and serversfrom external and internal threats.•Managed and monitored all installed systems and infrastructure including configuring, testing andmaintaining operating systems, application software and system management tools, ensuring thehighest levels of systems and infrastructure availability.•Managed Infrastructure projects (LAN, WAN, VPN, VMware, HperV, Fiber Optics, CCTV, Vsat Satellitesystems and Access control systems, Microsoft SharePoint, Teams, and OneDrive,VOIP, ICS (DSC &SCADA), Microwave Radio links, Motorola & Tetra Radio systems.•Reduced MPLS leased line circuit costs by 70%, by deploying ubiquitous enterprise 5ghz backhaul airfiber microwave radios across all (3) three production platforms (IDAMA, RBK, INDA) down to the Headoffice In Port Harcourt, over 85km length of Microwave radio links. Enhancing bandwidth availability(1Gb throughput for video and data transmission).•Deployed backup INTERNET service via Starlink satellite internet service across all (3) three productionplatforms (IDAMA, RBK, INDA) and Head office In Port Harcourt.•Management of servers (system performance and availability, storage capacity, data queues, datareplication, and data backups.•Deployed & Managed NGFW Firewall systems, (FortiGate, Palo Alto, & Checkpoint Firewall).•Field and On-premise Splicing and Termination of fiber Optics cables, enclosures, joints, couplers at(RBK, INDA and IDAMA) oil production platforms and Portharcort HQ office premises buildings.
KEY ARCHIVEMENTS/PROJECTS
Attended to 96% of emergency call outs within agreed SLA, contributing to 99% resource availability for the company. 

 

APRIL 2013 – MAY 2016
Lead IT/Telecom Engineer, 

DAEWOO NIGERIA LIMITED (EPC) ,

 PORTHARCOURT, RIVERS STATE, NIGERIA.

 KEY RESPOSIBILITIES:
•Managed (WWAN, WAN, LAN, VOIP) network, V-sat satellite internet (C-band and A-band(ya-click) installations across all remote project sites. Handheld radio communication systemsand fibre optic infrastructure in all onshore and offshore project sites.•Optimized network performance, addressing connectivity needs under challengingcircumstances to maintain 24-hour operations.•Responsible for overall IT operations including; Microsoft Windows Server, Exchange server,Office 365, and Windows AD Administration, VMware vSphere, file Achieving and backupPlatforms.•Worked with information security on change Management processes, release managementprocess, implemented policies & procedures relating to IT/Telecom Systems and ensuring allprojects remain compliant with industry standard, specifications and procedures.•Evaluating fiber optics cabling, field instrument data transmission network systems,
wireless & data networking projects, CCTV and Access control systems,design documents, recommending improvements and enhancements. Laid fiber cables including pulling inside ducts and telegraph poles and using underground and over ground cable solutions.
•Field and On-premise Splicing and Termination of fiber Optics cables, enclosures, joints,couplers (Oil and Gas Pipeline Projects, Facility Control Room, Field instrument Cabinetsand data links). i.e., 1,200 fiber splices in Indorama Eleme Petrochemicals Limited (IEPL)project 2015, world’s largest single train Urea plant. Shell Petroleum DevelopmentCompany (SPDC) – Southern Swamp Gas Gathering Pipeline (SSGGP) Project 2014,(11Km submarine fiber optic cable splicing).
KEY ARCHIVEMENTS/PROJECTS:
Implemented proactive system monitoring solution and maintenance routines which reduced downtime by 44%.


AUGUST 2011 – MARCH 2013
Access Control Systems/Network Engineer, 

VOISIP TELECOMMUNICATIONS LIMITED, PORTHARCOURT, RIVER STATE, NIGERIA. (MSP)

KEY RESPOSIBILITIES:
•Administered, monitored, and managed infrastructure-based systems (servers, microwave radios, IP telephony, PSTN, VSAT satellite systems, Helpdesk ticketing system). Installed and maintained VOIP, TCP/IP networks, Telecom systems, CCTV security, access control systems, Handheld Radio and RF wireless solutions.•Managed installations and upgrades of existing telecom systems through to commissioning and preparing instructions, walked customers through on how to operate the system.•Investigate product malfunctions and share knowledge with wider engineering team.•Confirming solutions will technically meet the customer’s requirement, reporting discrepancies to the Engineering Team Lead.•Assisted senior Engineers working on large-scale installations and upgrades.•Attended to indoor and outdoor customer sites, to complete installation and servicing work. Prepared work site as per the regulatory and company health and safety guidelines, accurately completed detail checklist regard work completed.
KEY ARCHIVEMENTS/PROJECTS:
Achieved a 98% average score across all on site work observations

Education

-MSc-Information Technology (Information Assurance and Cybersecurity) 

WALDEN UNIVERSITY, MINNEAPOLIS, USA.

-MBA- Business Administration (Finance & Investment) 

AHAMADU BELLO UNIVERSITY, ZARIA, KADUNA STATE, NIGERIA.

-Bachelor of Science (BTech- Physics-Electronics)

FEDERAL UNIVERSITY OF TECHNOLOGY UNIVERSITY, MINNA, NIGER STATE, NIGERIA.

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