Summary
Overview
Work History
Education
Skills
Additional Work Experience
Training And Professional Certifications
Skills And Technical Expertise
Certification
Timeline
Generic

BOSOLA OMISORE

Junior Security Operations Analyst
Aberdeen

Summary

Results-driven Junior SOC Analyst with hands-on experience in Security Operations (SOC) and Incident Response. Skilled in threat detection, incident response, and SIEM operations using tools such as Splunk, Microsoft Sentinel, and Defender. Expertise in threat hunting, alert validation, and security event analysis. Strong understanding of MITRE ATT&CK, firewall management, and security compliance frameworks including GDPR, PCI DSS, and Cyber Essentials. Proficient in creating security visualizations, fine-tuning alerts, and leveraging Python and PowerShell scripting for automation. Passionate about cybersecurity with an SC security clearance (valid until 2031).

Overview

13
13
years of professional experience
2020
2020
years of post-secondary education
5
5
Certifications

Work History

SOC Analyst

Capgemini
11.2024 - Current
  • Monitored and triaged security alerts using Splunk, Sentinel, and Defender for Endpoint to detect threats.
  • Performed proactive threat hunting, identifying anomalous behaviors using MITRE ATT&CK tactics.
  • Developed custom Splunk dashboards to provide actionable security insights and improve SOC visibility.
  • Fine-tuned SIEM alerts, reducing false positives by 40% through correlation rules and refined log sources.
  • Conducted incident investigations, analyzing attack patterns and indicators of compromise (IOCs).
  • Utilized Python scripts to automate log analysis and streamline SOC workflows.
  • Ensured firewall security configurations were aligned with security best practices and compliance standards.
  • Created incident reports and presented findings to senior analysts and management.
  • Participated in on-call 24/7 SOC rotation, responding to critical security incidents in real time.

Security Analyst

CAPGEMINI
03.2021 - 11.2024
  • Created, updated, and resolved IT Service Management Tickets promptly increasing work productivity to 95% monthly.
  • Monitored security alerts and incidents in real-time from various sources including SIEM systems (Splunk, Sentinel), firewalls and IDS tools.
  • Conducted initial analysis and triage of security incidents to determine severity, impact and response strategy
  • Conducted daily security health checks on hardware security modules for UK government organisations.
  • Assisted in Threat Intelligence Research using Abuse IPDB and Virus Total, integrating findings into security solutions.
  • Supported vulnerability assessments and remediation planning under supervision
  • Ensured strict adherence to data integrity and handling the installation, implementation and publishing of firewall policies
  • Generated compliance reports and performed vulnerability assessments improving security posture by 50% using Algosec
  • Ensured strict adherence to data integrity and security policies in line with GDPR and PCI-DSS compliance
  • Participated in an on-call rotation for 24/7 SOC coverage and incident response
  • Collaborated with IT teams to develop comprehensive cybersecurity strategies, reducing risks from external attacks.
  • Assisted in the successful completion of security audits, resulting in a boost of client trust and confidence.
  • Developed and maintained detailed documentation on security processes, facilitating knowledge transfer and ensuring consistency in procedures.
  • Participated in tabletop exercises simulating cyberattacks, leading to better preparedness for real-world incidents.

Crew Member

McDonald’s
05.2019 - 03.2021
  • Company Overview: United Kingdom
  • United Kingdom

Trading Assistant

Sainsbury
11.2018 - 02.2019
  • Company Overview: United Kingdom
  • United Kingdom

Service Desk Analyst

MIQ LOGISTICS
12.2015 - 09.2018
  • Company Overview: UNITED KINGDOM
  • Delivered fast service support by accurately logging all incidents and requests and escalating advanced cases to higher-level IT support specialists
  • Routed, tracked, and managed incoming queries and clients’ service desk tickets from inception to close
  • Delivered outstanding customer support experiences via different communication channels
  • Achieved substantial improvements in first-call resolutions and over 90% satisfaction ratings leveraging expertise in complex problem-solving, interpersonal skills, and time management abilities
  • Regularly updated the service desk database to assist in business planning and client support functions
  • Collaborated with cross-functional teams to provide technical support to end-users, implementing and executing ticket complaints, resulting in a 30% reduction in support ticket resolution time and increased work efficiency
  • UNITED KINGDOM

Junior Network Engineer

HIIT
08.2012 - 07.2014
  • Minimized process lags by troubleshooting daily network challenges and establishing workarounds and solutions to debug and create defect fixes
  • Managed network routers and switches and conducted routine maintenance on systems and servers to keep networks fully operational
  • Handled timely resolution of queries, installation of various applications and programs for end-users, and replacement of faulty components
  • Implemented NAT with a pool of public IP addresses and configured and applied ACLs based on network filtering requirements
  • Provided additional support to the IT team and other departments as needed to enhance my technical skills and versatility within the organization

Education

Master of Science (M.Sc.) - Cyber Security

LANCASTER UNIVERSITY

Bachelor of Science - Computer Science

BABCOCK UNIVERSITY
ILISHAN-REMO, OGUN

Skills

  • Critical Analysis
  • Team Collaboration
  • Flexible Problem-Solving
  • Detail-Oriented
  • Effective Communication
  • Scripting & Automation (Python, PowerShell and Bash)
  • Vulnerability Management (Nessus, Algosec and Microsoft Defender)
  • Security Compliance & Reporting (Splunk Dashboards)
  • Security Operations & Threat Hunting SIEM: Splunk, Sentinel
  • EDR: Defender for Endpoint
  • Incident Response & Alert Triage (SOC Workflow, MITRE ATT&CK and Log Analysis)
  • Threat Intelligence & Malware Analysis (Abuse IPDB and Virus Total)
  • Firewall & Network Security (Checkpoint, FortiGate and ASA Firewalls)

Additional Work Experience

  • Crew Member, McDonald’s, United Kingdom, 05/01/19, 03/31/21
  • Trading Assistant, Sainsbury, United Kingdom, 11/01/18, 02/28/19

Training And Professional Certifications

  • Blue Team Level 1 (Exam in view), 04/01/25
  • CompTIA CYSA+, 07/01/24
  • Microsoft Azure Security Operations Analyst SC-200, 11/01/23
  • Microsoft Azure Security Technologies AZ-500, 08/01/22
  • Microsoft Azure Security Fundamentals AZ-900, 07/01/21
  • CompTIA Security+, 06/01/20
  • Certified Ethical Hacker (CEH), 12/01/20

Skills And Technical Expertise

  • Analytical Thinking
  • Collaboration
  • Adaptability
  • Attention to Detail
  • Communication Skills
  • Security Operations & Threat Hunting SIEM: Splunk, Sentinel | EDR: Defender for Endpoint.
  • Incident Response & Alert Triage (SOC Workflow, MITRE ATT&CK and Log Analysis).
  • Threat Intelligence & Malware Analysis (Abuse IPDB and Virus Total)
  • Firewall & Network Security (Checkpoint, FortiGate and ASA Firewalls)
  • Scripting & Automation (Python, PowerShell and Bash)
  • Vulnerability Management (Nessus, Algosec and Microsoft Defender)
  • Security Compliance & Reporting (Splunk Dashboards)

Certification

Blue Team Level 1 ( Exam In View)

Timeline

Blue Team Level 1 ( Exam In View)

05-2025

Microsoft Security, Compliance, and Identity Fundamentals ( SC-900)

01-2025

SOC Analyst

Capgemini
11.2024 - Current

Microsoft Azure Security Operations Analyst (SC-200)

07-2024

Microsoft Azure Security Operations Analyst (SC-200)

11-2023

Security Analyst

CAPGEMINI
03.2021 - 11.2024

CompTIA Security+

07-2020

Crew Member

McDonald’s
05.2019 - 03.2021

Trading Assistant

Sainsbury
11.2018 - 02.2019

Service Desk Analyst

MIQ LOGISTICS
12.2015 - 09.2018

Junior Network Engineer

HIIT
08.2012 - 07.2014

Bachelor of Science - Computer Science

BABCOCK UNIVERSITY

Master of Science (M.Sc.) - Cyber Security

LANCASTER UNIVERSITY
BOSOLA OMISOREJunior Security Operations Analyst