Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Leslie Owusu Aborah

Susanville,CA

Summary

SPLUNK ENGINEER/ADMINISTRATOR Passionate Splunk Engineer/Administrator and technology enthusiast with experience in Linux and the cloud. Excellent communicator and team player with a track record of delivering high value to internal and external customers. Consistently strives for customer satisfaction whiles improving operational efficiency.

Overview

10
10
years of professional experience
2
2
Certification

Work History

SPLUNK DATA ADMINISTRATOR

Ogletree Deakins
Greenville, NC
09.2020 - Current
  • Performed integration of Splunk with wide variety of legacy and security data sources utilizing various protocols
  • Installed and configured Splunk apps to onboard security data sources into Splunk
  • Configured various data models; make data CIM compliant
  • Good experience in working with log4j and syslog ng in onboarding security devices on Splunk
  • Experience with regular expressions and using regular expressions for data retrieval
  • Worked with application owners to create or update monitoring for applications
  • Scripted SQL queries and worked on DB Connect 3.0 in search head cluster environments of oracle, MySQL, db2
  • Strong knowledge of Windows, Linux, and Unix operating systems
  • Good understanding of Networking and Security concepts
  • Knowledge of network and web related protocols (e.g., TCP/IP, UDP, IPSEC,
  • HTTP, HTTPS, routing protocols)
  • Performed configurations with deployment server, indexers, search heads, serverclass.conf, server.conf, apps.conf, props.conf, transform.conf, forwarder management configurations
  • Knowledge of tools like ServiceNow, confluence
  • Handled bitbucket independently and supported client in resolving all errors faced during pushing files to Bitbucket familiar with gitbash

SPLUNK/LINUX ENGINEER

Ogletree Deakins
12.2018 - 09.2020
  • Supported a Splunk cloud environment consisting of deployment servers, heavy and universal forwarders
  • Reviewed and onboarded new data sources into Splunk through HEC, syslog and UF/ HF
  • Analyzed the data for anomalies and trends alongside the SOC
  • Worked regularly and closely with security analysts to gather requirements, troubleshoot, fine tune queries and correlation rules, provided support on SPL and other Security- related content
  • Followed best practices around knowledge object management on the search head
  • Wrote regex patterns for field data extractions to support visualizations of use- cases
  • Performed troubleshoot of search head outages
  • Communicated with company on important Splunk overhauls or planned maintenances that impact usability
  • Built dashboards for monitoring systems, showcasing key security trends and business metrics
  • Packaged custom apps for onboarding, use SPL to create dashboards, reports, data models and alerts working with multiple data owners to parse, normalize and add intelligence to data
  • Indexed web and mobile applications to give insight into customer usage

LINUX SYSTEMS ADMINISTRATOR

Clyde & Co
Kansas City, MO
02.2014 - 08.2020
  • Performed day to day Management of Linux VM Infrastructure including configuring, troubleshooting, and resolving issues in a Linux Server environment
  • Addressed user and environment issues quickly and efficiently with minimal downtime
  • Performed Server Deployment, upgrades, version release management Performed Red Hat Satellite upgrade
  • Created and updated Process Documentation for future reference
  • Performed monthly scheduled Patch Management via Redhat Satellite
  • Maintained user access using Red Hat Identity Management Domain
  • Filesystem Management – create and monitor Logical Volume Manager (LVM) and Swap Space and extend necessary filesystems
  • Supported Network configuration management as it relates to the use of DNS, LDAP, DHCP, TLS/ SSL
  • Administered SSH, NFS and FTP on Linux servers
  • Automated tasks using Ansible
  • Automated and scheduled jobs using Cron utility
  • Monitored and resolved service tickets via Change Management System (Jira)
  • Experienced working in a VMWare virtualized environment
  • Performed system backup and compression using tar, gzip and bzip
  • Provisioned accounts: added new user accounts, removed users, changed ownerships of groups using chown, chgrp commands
  • Modified file permissions using chmod and set special permissions using ACL
  • Automated and scheduled jobs using Cron utility

Education

MBA - Finance

Park University
Kansas City, MO
12.2013

Bachelor of Arts - Economics And Sociology

University Of Ghana
Ghana
2010

Skills

  • TECHNICAL PROFICIENCIES:
  • Protocols DNS, NFS, NTP& HTTP
  • Operating Systems: RHEL 5x/6x/7x , CentOS 5x/6x/7x ,Ubuntu, Windows Server
  • Web Application: Tomcat, IBM WebSphere, and Apache
  • Hardware: HP ProLiant Servers, Dell Servers
  • Virtualization: VMware, Hardware management console, HypeV & Visual Cron
  • Splunk Enterprise
  • Data Structure and Algorithm
  • Networking protocols (TCP/IP, IPSec, HTTP, HTTPS, SSL)
  • Python
  • SQL/MYSQL/Oracle
  • Regular Expressions
  • BitBucket/Git
  • ITIL Framework
  • SCRUM Framework
  • Strong Linux server Troubleshooting skills
  • Excellent writing and Oral communication Skills
  • Strong interpersonal and organizational skills

Certification

Splunk Enterprise Certified Admin

Splunk Core Certified Power User

AWS Cloud Practitioner

Linux Essentials

Timeline

SPLUNK DATA ADMINISTRATOR

Ogletree Deakins
09.2020 - Current

SPLUNK/LINUX ENGINEER

Ogletree Deakins
12.2018 - 09.2020

LINUX SYSTEMS ADMINISTRATOR

Clyde & Co
02.2014 - 08.2020

MBA - Finance

Park University

Bachelor of Arts - Economics And Sociology

University Of Ghana

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Leslie Owusu Aborah