Osasere Omorogbe Christopher

MD 102, ISC2 CC, CompTIA Security+, CySA+, PenTest+ - Help Desk / Cybersecurity Analyst with 5+ years of experience. Focused on penetration testing, vulnerability assessments and enterprise infrastructure. Experienced in Microsoft 365, Azure, Active Directory and ServiceNow.

Proficient in network connectivity and remote access technologies, including TCP/IP, DHCP and LAN/WAN. Skilled in security monitoring with Microsoft Sentinel and Microsoft Defender. Implemented security best practices with Zero Trust and NIST Frameworks.

Security Operations Analyst (On-Call) at CDI College (2023-01 – 2026-01)

• Monitored and analyzed security events using Microsoft Sentinel and Splunk. Triaged 20+ alerts daily and improved threat detection efficiency by 25%.
• Investigated phishing, malware and suspicious activity using Microsoft Defender. Reduced incident response time by 15%.
• Conducted vulnerability assessments with Nessus and Qualys. Used Zero Trust principles to guide remediation priorities and reduce critical vulnerabilities by 30%.

Penetration Tester at Midwest Surveys Inc. (2023-01 – 2023-12)

• Performed penetration testing using Kali Linux, Nmap, and Metasploit. Identified high-risk flaws and improved security posture by 25%.
• Researched emerging cyber threats, attack techniques and industry trends. Delivered weekly security briefings that increased team security awareness and improved proactive threat mitigation by 25%.
• Prioritized Nessus and OpenVAS findings using NIST CSF guidance. Coordinated remediation efforts, reducing critical vulnerabilities by 30%.

Help Desk Support at University of Benin (2020-01 – 2023-12)

• Delivered desktop and remote support. Managed ServiceNow tickets and resolved 30+ hardware, software, network and access issues weekly.
• Logged incidents in ServiceNow and escalated complex cases, increasing user satisfaction by 20%.
• Managed user access in Active Directory and Microsoft 365. Resolved over 150 requests monthly.

Supportive Living Coordinator at Canadian Mental Health Association (2026-01)

Provided person-centred support to 15+ individuals with developmental disabilities. Promoted independence and helped them achieve personal and housing goals.

Postgraduate Diploma in Cybersecurity Specialist – CDI College (2023-01)

Master of Science in Environmental Quality Management – University of Benin (2014-01)

Applied Information Technology Certificate – Southern Alberta Institute of Technology (SAIT) (2026-01)

Employment Skills Training – CCIS IT Bridging Program (2026-01)