Jordan Serrano
System Administrator
Colorado Springs,CO
Summary
Experienced System Administrator with a proven track record of success in managing Windows environments and providing comprehensive technical support. Proficient in system architecture design, implementation, and optimization, with a strong foundation in IT security principles and practices. Currently looking for other System Administrator roles, or to find an IT security related position.
Overview
10
10
years of professional experience
4
4
Certificates
Work History
System Administrator
Spectrio
01.2022 - Current
- Lead the administration of the KnowBe4 platform to design, execute, and oversee phishing campaigns, driving efforts to assess and elevate employee cybersecurity awareness levels.
- Implemented Duo Security's multi-factor authentication (MFA) and access policies, strengthening authentication controls and mitigating unauthorized access risks. This was done across a Windows Active Directory (AD) environment.
- Orchestrated the seamless configuration and implementation of a VPN solution integrating Duo Security, Windows Active Directory, and Cisco Meraki technologies, enabling users to authenticate using their Active Directory credentials while enforcing mandatory two-factor authentication (2FA) through Duo Security to bolster security measures.
- Leveraged ConnectWise Automate to design, develop, and deploy a variety of Automate scripts tailored to meet specific needs within the environment, including software installation, upgrades, and general Windows administration tasks.
- Actively monitor and analyze security alerts generated by the SentinelOne platform, making informed decisions on alert classification and response.
- Developed and implemented Windows PowerShell and batch scripts on Windows Domain Controllers, focusing on general best practices for Windows Active Directory environments.
- Configured virtual machines on the Amazon EC2 cloud platform to meet specific workload demands, including resource allocation, network configuration, and storage optimization.
- Utilized Group Policy within a Windows Active Directory environment to establish centralized configurations and controls, enhancing operational efficiency and delivering value through streamlined administration.
- Demonstrated proficiency in troubleshooting a wide range of issues including networking, software, hardware, server-related, and security issues, employing analytical skills and technical expertise to identify and resolve challenges efficiently.
- Configured and administrated Windows 2012/2016/2019/2022 servers to meet functional specifications, ensuring optimal performance and compatibility with organizational needs.
- Performed ongoing hardware and software maintenance operations, including installing or upgrading hardware or software, to maintain system integrity and reliability.
Audio/Visual & VTC Technician
Koniag Government Services
12.2020 - 08.2021
- Install, troubleshoot, and replace various Cisco and Crestron AV/VTC devices
Audio/Visual & VTC Technician
E2 Optics
08.2019 - 12.2020
- Install and maintain classified/unclassified VTC, Audio/ Video and desktop VTC Systems
Help Desk Technician
S4 Inc
04.2018 - 08.2019
- Interfaced with customers to create, scope, and solve incidents and requests via System Center Service Manager
- Conducts queue management, triaging, and opening/closing of tickets to meet SLA requirements
- Performs installation and troubleshooting of software, hardware, multi-function devices, printers, user accounts, and secure VoIP phones in-person and remotely
Information Services Technician
U.S. Army
01.2014 - 01.2018
Education
Bachelor of Science - Cybersecurity And Information Assurance
Western Governors University
05.2001 -
High School Diploma -
Grace M. Davis High School
05.2001 -
Skills
KnowBe4 platform administration
Duo Security implementation
ConnectWise Automate scripting
Windows PowerShell scripting
Amazon EC2 VM configuration
Troubleshooting expertise
Windows Server administration
Cisco Meraki network monitoring
Active Directory / Group Policy management
Windows Server administration (2012/2016/2019/2022)
Certification
CompTIA Network+ ce
Timeline
System Administrator
Spectrio
01.2022 - Current
Audio/Visual & VTC Technician
Koniag Government Services
12.2020 - 08.2021
Audio/Visual & VTC Technician
E2 Optics
08.2019 - 12.2020
Help Desk Technician
S4 Inc
04.2018 - 08.2019
Information Services Technician
U.S. Army
01.2014 - 01.2018
Bachelor of Science - Cybersecurity And Information Assurance
Western Governors University
05.2001 -
High School Diploma -
Grace M. Davis High School
05.2001 -
Security Clearance
Currently hold an active Secret clearance.