JOHN OGUNYELERE

618-***-**** ad1dg2@r.postjobfree.com

PROFESSIONAL SUMMARY

John possesses a strong technology background with 7 years of proven expertise in safeguarding sensitive information and implementing robust security measures. Background includes identifying and analyzing vulnerabilities, implementing effective solutions to control, defend, and ensure countermeasures to intercept and prevent internal/external attacks, infiltration of company data, and compromising of systems and accounts. Focused on integrating essential information security tools, incorporating industry- standard security best practices, and working collaboratively to ensure optimal results, all while ensuring robust security measures

and maintaining high customer satisfaction.

EDUCATION & CERTIFICATION

Middle Georgia State University: Master of Science in Information Technology (major Cybersecurity & Digital Forensics)

Certifications: AWS Certified Cloud Practitioner, AWS Certified Security Specialty, COMPTIA Security+, CISSP (currently studying)

TECHNICAL SKILLS

Active Directory, Agile, Analytics, Application Dependencies, Artificial Intelligence, APIs, Automation, Audits, Android, Big Data, BGP, Cloud Infrastructures, Cloud Services, CI/CD, Cyber Ark, Cyber Defense, Databases, Data Storage, DevSecOps, DLP, DoD, Docker, DNS, Encryption, Exploit, Firewall, Forensics, GDPR, HIPAA, HTTPS, HTML, ICS, IDS, IPS, IPtables, IPv4, IPv6, ISO27001, IaaS, Incident Response, Intrusion Detection, Intrusion Prevention, Java, JavaScript, JIRA, Kubernetes, Linux, MacOS, Machine Learning, Malware, MicrosoftO365, MITRE ATTACK, NIST, Nessus, Network Security, NGINX, OWASP, Open Source, PCI-DSS, Penetration Testing, PowerShell, Python, Regulatory Compliance, Remedy, Risk Assessment, Risk Management, SAFe, Scrum, SDLC, SIEM, SecOps, Security Assessments, ServiceNow, Splunk, Strategy, TCP/IP, Threat Detection, Threat Intelligence, TypeScript, Unix, Vulnerabilities, Vulnerability Management, Vulnerability Scans, Windows, iOS EXPERIENCE

Barnes Jewish Hospital – St. Louis, MO 01/2022 – Present Senior Information Security Engineer (Remote)

Performed targeted analysis based on threat intelligence received regarding suspected compromise, data breach, malware infection or advanced adversary activity in the network. Reviewed and classified incidents and events generated from the Security Information and Event Management (SIEM), Endpoint Detection and Response (EDR). Conducted forensic investigations of incidents and take action to remediate any active threats within network.

Analyzed network traffic and identify threats through methods such as packet analysis, NetFlow analysis and log analysis.

Collaborated with the vulnerability assessment team to complete internal security assessments. Identified any assets at high risk and make recommendations to manage such assets with acceptable risk level.

Created incident response playbooks to handle critical incidents including but not limited to escalating to other support groups and business units, capturing high fidelity threat indicators, and documenting lessons learned.

Analyzed network packet data using tools including WireShark, tshark, tcpdump, and seek to identify any malicious traffic and generate high fidelity indicator of compromise. Facilitated routine vulnerability management review meetings with stakeholders to drive remediation efforts.

MASTERCARD – O’Fallon, MO 2020 – 2022

Senior Information Security Analyst (Hybrid)

Tested recently released vulnerabilities using vulnerability scanners including Nessus, OpenVAS, and Burp. Report any critical assets at high risk.

Researched requirements to generate additional KPIs that can help improve operational efficiency. Performed threat research, evaluate new technologies, and develop new Security Operations Center

(SOC) internal tools.

Investigated business impact as result of security events and make recommendations to mitigate risk. Utilized query functionality available in various log and event analysis tools to determine the existence of known malicious indicators.

Offered technical guidance, expertise, and configuration support to clients, helping them maintain strong and efficient SIEM and Endpoint security programs. Assisted clients in implementing best practices for deploying and configuring endpoint agents, endpoint security policies, log forwarders, data sources, content, and alerts. Developed and executes security controls, defenses, and countermeasures to intercept and prevent internal/external data infiltrations.

Contributed to the design and implementation of our vulnerability management program that leverages a risk-based approach to address current vulnerabilities for the most impactful asset categories. Demonstrated in-depth knowledge and understanding of the global threat landscape, cybersecurity trends, emerging technologies, and related them to the IT teams and application developers. MISSOURI BAPTIST MEDICAL CENTER – St. Louis, MO 2019 – 2020 Information Security Analyst (On-site)

Identified and investigated security issues and develops security solutions that address compliance requirements that can/ do impact security.

Identified, developed, and implemented mechanisms to detect security incidents to enhance compliance and support of the security standards and procedures. Assessed business role requirements, reviews authorization roles, and supports authorizations. Demonstrated a comprehensive skill set with testing authorizations for multiple environments and coordinates testing with business/technical users. Created dashboards, configured alerts, implemented and supported security software platforms, and monitored tools/apps.

Logged and tracked discovered vulnerabilities within management and risk scoring platforms. Triaged, prioritized, investigated, and coordinated security events and incident handling activities. Ensured that incident documentation is comprehensive, accurate, and complete. Participated in the development and maintenance of executive and team dashboards and/or regular reports to communicate department-specific cybersecurity risks and threats. JOHN OGUNYELERE PAGE 2

MISSOURI BAPTIST MEDICAL CENTER – St. Louis, MO 2017 – 2019 Desktop Support Technician (On-site)

• Applied OS patches, upgraded firmware, maintained administrative tools, configured peripherals, Desktop and Laptop workstations for end-user’s business solutions. Provided On-call support to customers for resolution of their incident and request tickets from ServiceNow. Assisted with the installation, configuration, and setup of new Cisco routers and switches. Maintained all LAN connectivity for 5000+ users, several large labs, and helpdesk centers with global access for medical workers. Maintained passwords, data integrity and file system security for work computing environment. Implemented advanced computer technical skills to troubleshoot software issues associated with Windows and Linux/Unix system administration. Supported business operations while working with system administrators, developers, and analysts to troubleshoot issues related to Firewalls/Proxy/RAS, LAN/WAN, Switches, VoIP Telephones, Biometric scanners, AV system connections. Updated and installed new knowledge base articles with relevant technical resolution processes. Performed security configuration with Trend Micro and Cisco Duo on workstations due for deployment. Utilized SCCM to remotely connect into Systems and troubleshoot incident resolution tickets. Supported DNS, Group Policies, Active Directory domains to edit user accounts under IT Management directions. Supported enterprise video conferencing and messenger infrastructure utilizing Microsoft Teams and Cisco Jabber. Utilized Wireshark, tcpdump and network Miner to identify network traffic for potential security breach.

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