Abayomi Oladapo
Splunk Analyst Security Engineer SIEM Specialist
443-***-**** ********@*****.***
PROFESSIONAL SUMMARY
Highly skilled Splunk Analyst with 8+ years of experience supporting cybersecurity operations through advanced SIEM administration, security content development, and real-time threat detection using Splunk Enterprise and Splunk ES. Adept in managing data sources, creating dynamic dashboards, and developing actionable insights that enhance SOC efficiency and threat response. Proven track record in both on-prem and cloud environments (AWS, Azure), delivering optimized log ingestion, content creation, and security automation aligned with DoD security standards and enterprise compliance frameworks.
CORE COMPETENCIES
- Splunk Administration & Content Creation (SPL, Dashboards, Alerts, Reports)
- SIEM Operations & Security Monitoring (Splunk ES, Correlation Searches)
- Threat Intelligence, Indicators of Compromise (IOC), TTP Analysis
- Data Onboarding, Normalization, CIM Compliance
- Network/Endpoint Log Analysis (IDS/IPS, AV, EDR, Proxy, Firewall)
- Scripting & Automation (Python, Bash, REST API)
- Compliance & Standards (NIST, FISMA, RMF, MITRE ATT&CK)
- Cloud Security Monitoring (AWS, Azure)
PROFESSIONAL EXPERIENCE
Splunk Engineer
COX Communications Oct 2020 to Present
- Administered and optimized Splunk ES environment supporting enterprise SOC operations.
- Developed 25+ correlation searches and dashboards for TTP and threat actor detection.
- Onboarded and normalized over 100+ data sources from endpoint, cloud, firewall, and network systems.
- Diagnosed ingestion issues and curated event data to ensure visibility and CIM alignment.
- Conducted threat investigations using Windows Event Logs, EDR alerts, IDS events, and network traffic.
- Implemented adaptive response actions and notable events to improve detection and response efficiency. Key Achievements:
- Migrated Splunk to AWS, increasing throughput by 40%.
- Reduced false positives by 70% via tuned correlation rules and enrichment techniques. Splunk Engineer
Crystal Gate Aug 2016 to Jul 2020
- Managed a clustered Splunk deployment handling over 3TB/day log volume.
- Created 40+ executive and SOC dashboards and alarm rules for continuous monitoring.
- Ensured data source quality by working directly with owners to resolve missing event issues.
- Automated IOC enrichment using VirusTotal, Shodan, and custom scripts. Security Control Assessor
Allegis Group May 2014 to Jul 2016
- Performed DoD RMF-based assessments of enterprise systems.
- Authored POA&Ms, SARs, and evaluated security implementation for FISMA compliance. IT Security Support Specialist
Allegis Group Feb 2013 to Apr 2014
- Managed endpoint security and provided Tier 2/3 support across Windows/Linux systems. CERTIFICATIONS
- Splunk Power User Splunk Admin Splunk Core Certified User
- CompTIA Security+
- Certified Information Systems Auditor (CISA)
- Certified Information Security Manager (CISM)
EDUCATION
- MBA, University of Leicester
- B.Sc. in Accountancy, The Polytechnic Ibadan
SECURITY CLEARANCE
- US Citizen, eligible for DoD Public Trust and Tier 3 investigation TECHNICAL SKILLS
Tools: Splunk ES, AWS, Azure, CrowdStrike, Tenable, Okta, Cisco ASA, FireEye Languages: Python, Bash, Regex, JSON, XML
Protocols: TCP, UDP, ICMP, DNS, DHCP, HTTP/S, SQL
Platforms: Linux, Windows, Active Directory
Frameworks: NIST 800-53, FISMA, MITRE ATT&CK