EDWIN TORNIWA
White Plains,MD
Summary
Detailed-oriented Linux Engineer with 7 years of experience committed to improving systems design, managing, monitoring, installation, configuration and troubleshooting IT systems. Experience in server installation, maintenance, system security, network and firewall administration, virtualization technologies and cloud-based infrastructures. Great problem-solving skills, team player, self-starter, willingness to learn new technologies, communicate and document information as required.
Overview
10
10
years of professional experience
1
1
Certification
Work History
Linux System Administrator
Guidehouse
04.2021 - Current
- Company Overview: Department of Commerce.
- Contribute to deployment and maintenance of over 2500 Linux servers, bare metal & virtual for production and staging environments.
- Create and maintain standard operating procedures for server builds and deployment process.
- Provide a weekly report on issues, solutions, achievements and priorities.
- Leverage ansible to patch all servers in the environment on a scheduling basis.
- Automate OS installation using UCS manager, KVM, Satellite, Ansible Automation Platform, VMware, to assemble servers and deploy them into cloud environment.
- Installation, system updates patches and managing packages using yum and rpm tools (Linux).
- Monitor Linux related events and activity system logs using Nessus, Wireshark.
- Provide technical support for Linux servers in a timely and efficient manner via emails, teams or incident requests.
- Work with the compliance team to help remediate vulnerabilities from STIG compliance.
- Administer user accounts on all servers, configured user profiles, troubleshoot, and support user login problems in a timely manner.
- Disk usage, and file system management through logical volume manager.
- Good working relationship with customers and team members.
- Willingness to learn, grow and develop new skills for career development.
Linux Administrator
QUOTA SYSTEMS
Silver Spring, MD
01.2015 - 12.2021
- Company Overview: Silver Spring MD.
- Designed and developed complex, integrated solutions to meet business requirements or enhance performance.
- Implement security measures and ensure compliance with industry standards.
- Managed Active Directory domain services by adding users, groups, policies.
- Maintained system uptime by ensuring regular system updates and patches.
- Installed, configure, and maintain windows server operating systems.
- Patched test development and production environments using BIG FIX.
- Managed Application servers and Web servers for Customers.
- Troubleshoot network issues on various Linux devices using Netstat, tcpdump, Traceroute and Ping.
- Ran vulnerability scans using Nessus.
- Patch management and regular scheduled software maintenance using Katello and Spacewalk.
- Disk and file system management through logical volume manager.
- Conducted root password recovery and reset on inaccessible servers.
- Updated systems with new version of OS and application software.
- Managed and installed packages using yum and rpm tools.
- Administered user accounts on all servers, configure user profiles, troubleshoot, and resolved user login issues.
- Configured and troubleshoot TCP/IP, DHCP, DNS for Linux servers.
- Mount windows fileshare on Linux using cifs mount, samba.
- Set up and configure all Linux op-premise and cloud servers.
- Developed and delivered security awareness training for coworkers leading to an increase in security awareness and decrease in social engineering.
- Developed and implemented security policies, standards, and procedures.
- Identified and assessed potential security risks to networks, systems, and applications.
- Performed risk and vulnerability assessment and provided results and recommendations to senior management.
- Compiled daily database reports to identify potential vulnerabilities.
- Implemented system recovery procedures to minimize losses should an attack occur.
- Participated in cybersecurity committees and working groups as required.
Education
Prince Georges Community College
Skills
- Amazon Web Services
- AMI
- EC2 instances
- S3 Buckets
- IAM
- CI/CD: Jenkins
- CloudFormation
- CloudWatch
- CentOS
- Route53
- Automation
- Active Directory
- Ansible
- Ansible Tower
- Build physical and virtual servers
- Bash scripting
- Command-line proficiency
- Confluence
- Backup and Restoration
- Firewalls
- Documentation
- Deploy OVF Templates
- Networking
- DNS
- DHCP
- TCP/IP
- NSLookup
- Netstat
- SMTP
- SFTP
- HTTPS/HTTPD
- Troubleshooting
- Installation and Configuration
- Package management
- Puppet
- Patching using Ansible
- Remedy ticket system
- SharePoint
- Microsoft Office
- Virtualization
- vSphere
- VCenter Server
- VMware Workstation
- Virtual Box
Certification
- Security+
- Linux+
- Certified Solutions Architect Associate
- Splunk Training in Progress
Citizenship
United States Citizen – Active public Trust
Timeline
Linux System Administrator
Guidehouse
04.2021 - Current
Linux Administrator
QUOTA SYSTEMS
01.2015 - 12.2021
Prince Georges Community College
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