Aishat W. Lawal

About Me

Linux Systems Administrator with 5+ years of experience planning, deploying, automating, and supporting enterprise Linux environments across physical servers, virtualized platforms, and cloud infrastructure. Expertise in Red Hat Enterprise Linux (RHEL), Ansible, VMware ESXi/vCenter, and AWS EC2, with a strong focus on infrastructure security hardening and system reliability. Highly skilled in troubleshooting complex system issues, automating repetitive operational tasks, and supporting mission-critical systems in 24/7 production environments. Proven ability to maintain high availability, enforce security best practices, and deliver stable, secure, and scalable Linux operations in enterprise and regulated environments.

Certifications & Technical Skills

• Certifications: CompTIA Security+, Linux+,
• OS: Linux (RHEL/CentOS/Oracle 7, 8 & 9), Windows Server 2016/2019
• Cloud Platforms: AWS(including GovCloud),VMware,KVM
• Tools: Apache, Active Directory (AD), Red Hat Satellite, LAMP, Jira, Git, GitHub, GitLab, IPA
• Networking: TCP/IP, DNS, DHCP, SSH, SMTP, TCP/UDP
• Virtualization: VMware ESXi, vCenter
• CI/CD & Automation: Ansible, Bash, Jenkins, Gitlab CI
• Security & Monitoring: SCAP, STIG, Nessus, Splunk, Prometheus, Grafana, CloudWatch, Zabbix
• Project/Docs: Jira, Confluence, MS Project, Webex, Teams, Primavera
• Containers & Orchestration: Docker, Podman

Self-Hosted Projects | Containerized Deployments in Homelab Environment

• Monitoring & Alerting with Zabbix: Deployed Zabbix for full-stack infrastructure monitoring with proactive alerts to detect and resolve issues before impact.
• CI/CD Automation with Gitlab & Jenkins: Designed and implemented pipeline automation for Linux deployments using Jenkins and GitLab. Reduced manual intervention and streamlined code deployment across environments.
• Security & Compliance with Nessus & Red Hat Satellite: Managed patching and vulnerability scanning across 100+ servers using Red Hat Satellite and Nessus. Automated STIG compliance reporting for DoD audits.
• Monitoring & Metrics with Grafana & Prometheus: Deployed Grafana dashboards powered by Prometheus metrics to visualize Linux server performance, resource utilization, and infrastructure health in real-time.
• SIEM Integration with Splunk & Wazuh: Centralized syslog and security event data using Wazuh agents and Filebeat to forward events to Splunk. Enabled log correlation, alerting, and proactive incident response across Linux, Windows and Docker containers.
• Version Control with Bitbucket: Configured and managed Git repositories in Bitbucket for collaborative development, including CI/CD pipeline integration for automated deployments.
• Project Management with Jira: Utilized Jira for agile project management, tracking development progress, managing issue tickets, and collaborating with teams on software releases.