Aaron Sizemore Email & Phone Number

• Responsibilities: Highly motivated cybersecurity professional with specialization in system administration. IT OperationsManager for the last three years. Very skilled with detection and mitigation of security issues..
• Maintain multiple Windows domains offline VMware environment, enforcing security standards and governance.
• Adjusted company policies and created procedures to adhere to SOC2 standards.
• Implemented and tuned QRadar with IBM WinCollect agent for SIEM monitoring.
• Implemented ADAudit Plus to track account lockouts, changes, user logins, FIM, and privileged users.
• Implemented internal and external website monitoring to ensure maximum uptime for our CIS dashboard.

Virginia

• Responsibilities:Facilitated the implementation of systems administration processes, including set-up, security, of hardware and software platforms, in a completely offline production environment. Acted as a Deputy.
• Performed remediation of vulnerabilities defined from the Threat Intelligence and Detection Engineering Team.
• Yearly system audits and hardening of secure environment to ensure systems abide by Minimum Security Baseline.
• Implement Sysmon and Tanium mass deployment to enforce a better security posture.
• Participate in daily systems administration/management activities that include set-up, configuration, testing of hardware and software platforms, and account administration in a completely offline environment.
• Backlog refinement and sprint planning in as Deputy Product Owner, as well as delegating tasks for urgent issues.

Hillsboro, Ohio

• Responsibilities: Led multistate management of over 450 users and respective workstations from five different locations. Oversaw the installation of new along with the restructuring of existing servers and configuring.
• Administer physical and virtual Windows servers in seven locations countrywide, including backups and restores.
• Manage over 450 users and their workstations from five different locations nationwide.
• Create ServiceNow incidents, problems and change requests with thorough documentation for future reference.
• Escalate incidents with thorough troubleshooting events, to senior network engineer staff.
• Create and update extremely detailed knowledgebase documents for cohesive collaboration.

Phoenix, Arizona

• Responsibilities:Created and maintained user accounts in Active Directory by delegatingpermissions in compliance with agency standards. Headed maintenanceof hardware and software of desktops, laptops, printers/faxes.
• Active Directory management including VPN setup for remote users.
• Maintain hardware and software of systems.
• Provide training in the use of agency approved software and hardware.
• Primary help desk technician responding to tickets and keeping detailed notes of resolution.
• Create well-written technical documentation for the shared knowledgebase.

• Diplomatic instruction of foreign militants improving support of coalition forces.
• In charge of preparation of 30 joint personnel in proper utilization of technologies in high stress situations.
• Active Directory and Group Policy administration of users, groups, organizational units, and software deployment.
• Troubleshooting and repair of network devices, servers, printers, and end user machines.
• Conduct daily briefings informing the chain of command on the status of systems.

Master Of Science In Information Management, Msim

Bachelor Of Liberal Studies, Msim

General Studies