Aiden O'Brien
Systems Administrator
Lawrence,KS
Summary
Information Technology Professional with 5+ years experience in operations and networking. In-depth knowledge of TCP/IP protocols with a heavy focus on FTP/SFTP, SNMP, DHCP, and DNS. Experience with Windows, Linux, and Unix CLI, Batch scripting, and operational job scheduling. Led implementation of NOC platform using LogicMonitor for over 200 devices. Adept at rapidly and expertly addressing network faults for quick recoveries. Proponent of comprehensive preventive maintenance plans to prevent hardware and software faults. Ready to minimize disruptive technical issues and instantly respond to unforeseen networking faults. Extensive experience with Active Directory, Sophos, Knowbe4, and Unifi Networks A proven track record in communication, documentation, and collaboration.
Overview
2
2
years of professional experience
5
5
years of post-secondary education
2
2
Certificates
Work History
Network Security Analyst
Valley Hope
Overland Park, KS
10.2021 - Current
- Admin of Sophos device portal, managed devices and worked through threats, policies, and device maintenance
- Maintained Active Directory and Azure AD to update new hires, terminations, suspicious log-ins and suspicious users
- Microsoft Defender IP whitelisting, email whitelisting, and email quarantining
- Conducted KnowBe4 phishing campaigns and monitored reported phishing attempts.
NOC Technician
CommunityAmerica Credit Union
Lenexa, KS
02.2020 - 09.2021
- Led team and coordinated with other IT groups in creation and administration of CommunityAmerica's NOC platform using LogicMonitor
- Established PagerDuty and ServiceNow integration with NOC platform to track on-call alerting and incident management
- Performed tier 2 incident resolution with internal groups and external vendors to ensure connectivity and monitoring of online banking, mobile, and automated phone systems.
Operations Specialist
CommunityAmerica Credit Union
Lenexa, KS
07.2019 - 02.2020
- Created and implemented batch processes for file transfers, movements, and encryptions within enterprise job scheduler
- Administrator of credit union’s automation engine that existed on Windows 2012 Server
- Facilitated and performed routine maintenance on production, testing, and disaster recovery servers including production HP-UNIX core banking system
- Documented repeatable processes for tasks such as back-end processes for opening new branch, end-of-month maintenance, nightly backups, and automation
- Active Directory experience.
Education
Bachelor of Science (B.S - Information Networking
Fort Hays State University
08.2017 - 12.2022
Skills
Network Troubleshooting
Certification
CompTIA A+
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