Sean Ellis
Westminster,Maryland
Summary
Seeking a challenging role as a Cybersecurity Specialist to utilize and enhance my technical expertise in IT security analysis and cyber defense.
Overview
24
24
years of professional experience
1
1
Certification
Work History
Systems Administrator
University of Maryland, Baltimore
Baltimore, United States
07.2017 - Current
- Perform OS administration, development, maintenance, and upgrades for the School of Dentistry
- Ensure security and integrity of operating systems, manage Tripwire, AppLocker, Varonis, and Nessus
- Manage Palo Alto Firewall, ensure compliance for PCI, HIPAA, and SOX
- Provide technical support, document procedures, and protocols.
Systems Administrator
McDaniel College
Westminster, United States
02.2008 - 07.2017
- Administered over 100 physical and virtual servers, implemented host-based firewalls
- Set up and managed Microsoft SCCM 2012, designed security policies
- Provided desktop support for 400+ users, managed Office 365 and Exchange 2013
- Maintained VMware vSphere infrastructure, managed backups and restores.
IT Support Technician
Towson University
Towson, United States
07.2000 - 02.2008
- Provided desktop support for 4000+ staff and faculty, deployed Windows system images
- Managed and supported custom software, researched and removed virus attacks
- Provided technical support to faculty and staff, worked with Remedy ticketing system.
Education
BS Degree (In Progress) in Networks and CyberSecurity -
University of Maryland, Global Campus
05-2024
A.A.S. Degree in Computer Information Systems -
Carroll Community College
01.2005
Skills
- Windows Server 2003/2008/2008-R2/2012-R2/2016
- Azure Active Directory
- Red Hat Enterprise
- CentOS
- Ubuntu Linux
- MAC OS X Server
- TCP/IP
- DNS
- DHCP
- VPN
- VLANs
- Routing and Switching
- Cisco IOS
- Microsoft SCCM 2016
- WISE Install Studio
- Install Shield
- PowerShell
- Bash
- Tripwire
- Nessus
- AppLocker
- LogRhythm SIEM
- Palo Alto Firewall
- Varonis
- Extensive experience in desktop support, server administration, and network security compliance
- Proficient in software packaging, automation scripting, and deployment methodologies
- Skilled in designing and managing Active Directory environments
- Experienced in desktop/server virtualization and cloud-based infrastructure management
- Effective communicator with customers, vendors, and all levels of management
- Network Security Management
Certification
- CompTia Security+
- CompTia Network+
- Cisco CCNA
Timeline
Systems Administrator
University of Maryland, Baltimore
07.2017 - Current
Systems Administrator
McDaniel College
02.2008 - 07.2017
IT Support Technician
Towson University
07.2000 - 02.2008
BS Degree (In Progress) in Networks and CyberSecurity -
University of Maryland, Global Campus
A.A.S. Degree in Computer Information Systems -
Carroll Community College
Similar Profiles
Caleb SummerCaleb Summer
Custodial at University of Maryland, BaltimoreCustodial at University of Maryland, Baltimore
Dorian ChaseDorian Chase
Patient Transporter at University of Maryland, BaltimorePatient Transporter at University of Maryland, Baltimore
Crystal LaBeauCrystal LaBeau
HRIS Specialist at University of Maryland, Baltimore CountyHRIS Specialist at University of Maryland, Baltimore County
DEEPIKA MANDALAPUDEEPIKA MANDALAPU
Graduate Assistant – Data Analytics & Health Informatics at University of Maryland, Baltimore County (UMBC)Graduate Assistant – Data Analytics & Health Informatics at University of Maryland, Baltimore County (UMBC)
Heidi Wu, MSN, RNHeidi Wu, MSN, RN
Private Home Health Nurse at Self-employeedPrivate Home Health Nurse at Self-employeed