PowerShell
Connor Carroll
Maine
Summary
Accomplished Senior System Administrator with a proven track record enhancing system security and efficiency. Expert in Linux & Windows Server Administration and PowerShell Scripting, coupled with exceptional problem-solving abilities. Spearheaded the integration of a centralized SIEM, significantly improving incident detection and response. Sole developer of a React.js/Node.js/MongoDB-based Threat Intelligence System for enriching SIEM logs. Renowned for effective communication, teaching, and successful project management, consistently delivering results beyond expectations.
Overview
9
9
years of professional experience
Work History
Senior System Administrator
S.J. Rollins Technologies, Inc.
03.2021 - Current
- Supported over 5,000 endpoints using Active Directory, Entra ID, SharePoint, multiple different ERPs, and other various enterprise systems.
- Designed and implemented SOC program to further focus and streamline incident detection and response within the business.
- Introduced centralized SIEM for clients, and worked with the Dev team to integrate it with our custom ERP system.
- Built and maintained multi-node OpenSearch cluster backend for our SIEM.
- Developed hundreds of detection signatures for known TTPs relating to the MITRE ATT&CK framework.
- Served as the Subject-Matter Expert for all things security related, including DFIR, detection, prevention, and policy.
Helpdesk Technician
C&L Aerospace
03.2017 - 03.2021
- Supported legacy ERP systems and developed workarounds to common legacy hurdles.
- Learned advanced PowerShell & Bash scripting, and utilized this in conjunction with Ansible to automate common tasks.
- Supported complex Active Directory environments with Smart-Card authentication and inter-domain trusts.
- Developed plans for, and implemented, RBAC for file server systems.
Technology Management Technician
University of Maine, Orono
05.2015 - 09.2015
- Performed troubleshooting and diagnosis on various media including fiber and coaxial.
- Led project involving installation and programming of campus physical access control systems.
Education
High School Diploma -
Penobscot Valley High School
Howland, ME06.2015
A+, Network+ - Information Technology
Northern Penobscot Technical School, Region III
Lincoln04.2015
Skills
- Linux & Windows Server Administration
- PowerShell Scripting
- TypeScript / Nodejs
- Microsoft 365
- Active Directory / Entra ID
- Advanced Networking
- Effective communication
- Productive Teacher
- Excellent time & priority management
- Focused & self-driven
- Extremely Passionate
- Successful Project Management
Software
TypeScript
Reactjs
Go
OpenSearch/Elastic
Interests
In addition to my professional life, my personal life is also often spent tinkering, developing, and testing new technologies and security methodologies A long time DEF CON conference attendee, on top of staying abreast to emerging threats and threat actors, I often spend time prepping for the conference, where I bring some project I've been working on to educate and engage with the information security community as a whole
Timeline
Senior System Administrator
S.J. Rollins Technologies, Inc.
03.2021 - Current
Helpdesk Technician
C&L Aerospace
03.2017 - 03.2021
Technology Management Technician
University of Maine, Orono
05.2015 - 09.2015
High School Diploma -
Penobscot Valley High School
A+, Network+ - Information Technology
Northern Penobscot Technical School, Region III
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