Cyber Security Analyst

Ebuka Umunna, Cyber Security Specialist

443-***-****, *********@*******.***

PROFILE I am experienced Security Analyst with a track record of success working with cross functional, technical and non technical stake holders to help implement and monitor Security Controls, Tooling, Administration and Maintenance leveraging SecurityFrameworks and Technology. EMPLOYMENT HISTORY

Jun 2022 — May 2024 Sr Cyber Security Engineer, Cox Media Group · (Contract)

• Led the management of the SOC's incident response teams in detection, triage and response to cybersecurity incidents resulting in an MTTR of under two days.

• Management of Microsoft E5 tool stack for event management and response, which included tools like defender and sentinel one.

• Led security stack tooling log injection to the SIEM [Qradar &Splunk] with third party Security service providers to build and facilitate continuous improvement of alert rule sets and event correlation which resulted in reduce false positives.

• Deployed, configured and administered the company email security gateway Proofpoint TAP & TRAP in hybrid environment [AWS and On prem].

• Creating of process run books and playbooks for Security teams to guide incident response.

• Monitored and managed EDR[Carbon black & Defender] tool alerting, configuration and deployment on endpoints and servers.

• Designed and managed user access provisioning and de-provisioning processes, including user lifecycle management, role-based access control (RBAC), and entitlement management.

• Conducted security reviews and audits to ensure compliance with regulatory requirements and industry standards like SOC1,ISO 27001, and NIST 800-61 frameworks.

• Successfully integrated KnowBe4's platform to help streamline security awareness training delivery and tracking, resulting in a 60% decrease in user click rate.

• Provided consultation, coordination, and execution of system patching and vulnerability management using InsightVm Rapid7, resulting in a 35% decrease in vulnerability exposure. Feb 2020 — Mar 2022 Cyber Security Analyst / Enginner, visuvoproductions Ottawa, Ca

• Proactively monitor various channels including ticket queues, security telemetry, and threat feeds to swiftly identify and address potential security incidents, ensuring minimal disruption to business operations.

• Investigated security incidents, analyzing log data, network traffic, and other forensic evidence to determine impact, and root cause of incidents to resolve alerts.

• Configured and administered the company email security gateway Proofpoint TAP & TRAP in hybrid environment [AWS and On prem].

• Implemented security controls and configurations to enhance the detection and prevention of security threats, such as firewall rules, access controls, and endpoint protection policies.

• Managed and maintained Cisco ASA firewalls, ensuring network security and compliance to company policies.

• Contributed to the development and maintenance of security documentation, including incident response procedures, security policies, and technical documentation.

• Conducted initial triage and investigation of security incidents, escalating critical incidents to senior analysts for further analysis and response.

CERTIFICATIONS Comptia Security+

EDUCATION BSC. Government & Public Policy, University of Baltimore

MSC. Public administration, University of

Baltimore

Contact this candidate