CHUKWUNONSO EZERIBE
Summary
Data-driven cybersecurity and military professional committed to transforming intelligence into actionable insights. Thrives in high-pressure environments, using analytical rigor to support operational excellence and informed decision-making.
Highly skilled Cybersecurity Consultant with focus on helping organizations develop robust security systems. Experience includes conducting comprehensive risk assessments, establishing data protection strategies and implementing cybersecurity policies. Strengths include in-depth knowledge of IT infrastructure, ability to handle complex security issues, and strong problem-solving skills. Previous work has resulted in significantly improved security postures for various clients.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Security Guard
ALLIED UNIVERSAL
01.2026 - Current
- Monitored and secured property for 500+ employees and visitors daily, ensuring a safe environment.
- Conducted routine patrols and access control checks, resulting in 15% reduction in security incidents.
- Responded to over 20 incidents and emergency situations, providing detailed and accurate reports for effective resolution.
- Ensured 100% compliance with company safety and security procedures while monitoring surveillance systems.
Combat Engineer (12B)
US ARMY
03.2025 - Current
- Maintained and repaired $5M+ in equipment, achieving 98% operational readiness.
- Troubleshot technical issues and reduced downtime by 25% through fast problem-solving.
- Led training for 10 personnel, enhancing team efficiency and task completion rates.
- Ensured 100% accountability of sensitive equipment while adhering to strict security procedures.
Department of Procurement Service
Old Dominion University
Norfolk
09.2024 - 01.2026
- Utilized internal systems to analyze routine requests and procurement needs, improving operational efficiency by 20% and supporting informed decision-making.
- Coordinated with stakeholders and cross-functional teams to resolve service issues, ensuring smooth workflows and enhancing collaboration by 25%.
- Provided customer support and guidance to faculty and staff regarding procurement systems and processes, increasing user satisfaction by 15%.
- Reviewed and processed incoming service requests (system-generated and user-submitted), prioritizing tasks based on urgency and impact to ensure timely and efficient resolution.
- Demonstrated strong organizational and time-management skills by handling multiple requests simultaneously in a fast-paced environment.
Support Expert (Tier 2 IT Technician)
Computer Tech on call
Norfolk
06.2023 - 08.2023
- Delivered Tier 2 desktop and network support to 150+ end users, diagnosing and resolving 95% of hardware, software, and connectivity issues while improving user satisfaction by 20%.
- Logged, tracked, prioritized, and resolved incidents using ServiceNow ticketing system, meeting service-level expectations.
- Analyzed and prioritized incoming support requests (system-generated and user-reported), ensuring timely resolution and efficient workload management in a high-volume environment.
- Troubleshot complex technical issues, applying critical thinking to identify root causes and implement solutions effectively.
- Performed system setup, configuration, and deployment for 50+ new users and 10+ office relocations, minimizing downtime by 30% and ensuring seamless transitions.
- Administered Active Directory for 300+ users, managing accounts, permissions, and access control to enhance data security and enforce organizational policies.
- Maintained and supported 200+ endpoints, conducting routine maintenance and ensuring 100% compliance with security and operational standards.
- Provided technical guidance and end-user training on PCs, networks, and software systems, improving user proficiency and reducing repeat incidents.
- Provided customer service via phone, email, and in-person support, documenting issues, troubleshooting steps, and resolutions clearly.
IT Technician (Tier2)
ODU, Computing Infrastructure
Norfolk
06.2022 - 05.2023
- Provided Tier 2 technical support to faculty, staff, and students, diagnosing and resolving complex hardware, software, and network issues, improving user satisfaction by 20% and overall system functionality.
- Troubleshot advanced network connectivity issues (wired/wireless, IP configuration, DNS), restoring services and reducing downtime by 30%.
- Provided Tier 2 support for classroom and lab technology, resolving escalated issues related to AV systems, software, and network access.
- Installed, configured, and maintained systems and applications, ensuring optimal performance and security compliance, reducing system-related incidents by 15%.
- Analyzed and prioritized support requests, managing multiple incidents simultaneously and ensuring timely resolution in a high-demand environment.
- Collaborated with infrastructure and IT teams on system upgrades, patching, and maintenance, ensuring 100% uptime during critical operations.
- Utilized structured troubleshooting methods to resolve escalated software installation, system configuration, and printing issues, ensuring timely escalation of unresolved cases to higher-tier support.
- Utilized ServiceNow as the primary IT service management and ticketing system to create, track, prioritize, escalate, and resolve incidents, service requests, and change requests in accordance with SLA requirements.
- Managed high-volume ticket queues within ServiceNow, ensuring accurate documentation of troubleshooting steps, root cause analysis, resolutions, and customer communications to improve service efficiency and knowledge sharing.
- Leveraged ServiceNow reporting and workflow tools to monitor ticket status, coordinate escalations with higher-tier support teams, and maintain timely resolution of critical technical issues.
- Coordinated with vendors and internal teams to procure, deploy, and support IT equipment and services.
Education
Bachelor of Science - Cyber security & Risk Management and Insurance
Old Dominion University
Norfolk, VASkills
- Help desk management
- Technical troubleshooting
- Incident management
- Emergency management
- Hardware installation
- Equipment maintenance
- Data recovery
- Disaster recovery
- Network maintenance
- ITIL processes
- Operating system management
- System administration
- PowerShell
- SQL
- HTML
- Python
- Java
- LINUX
- MS Excel
- MS Suite Word
- MS Access
- MS PowerPoint
- MS Outlook
- Open-Source Intelligence (OSINT)
- Tableau
- Power BI
- Ticketing Systems (ServiceNow)
- AV equipment management
Security Clearances
- Secret Clearance
Certification
- Google Cybersecurity Certification
- SAS Programmer
- IBM IT Fundamental for Cybersecurity Certification
Awards
- Certificate of appreciation from Old Dominion university computing infrastructure
Timeline
Security Guard
ALLIED UNIVERSAL
01.2026 - Current
Combat Engineer (12B)
US ARMY
03.2025 - Current
Department of Procurement Service
Old Dominion University
09.2024 - 01.2026
Support Expert (Tier 2 IT Technician)
Computer Tech on call
06.2023 - 08.2023
IT Technician (Tier2)
ODU, Computing Infrastructure
06.2022 - 05.2023
Bachelor of Science - Cyber security & Risk Management and Insurance
Old Dominion University