It Support Security

Zachary Coomber IT Security Specialist Profile

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CompTIA Security+ and Network+ certified professional with 8+ years of success in IT support roles

Multifacated IT professional with a record of success optimizing IT support solutions and the technical aptitude needed to excel in security-driven roles. Adept at enabling operational excellence via intuitive solutions. Lifelong learner committed to advancing core knowledge as industry technologies evolve. Experience securing critical vulnerabilities by collaborating with cross-functional teams. Understanding of SIEM, Splunk, and NIST policies.

Skills: Incident Response Access Control IT Security & Support Cross-Functional Collaboration Troubleshooting Process Improvement Remote Support Business Analysis Information Security Networking

Toolkit: Azure Admin Microsoft 365 ServiceNow Active Directory Windows/MacOS OKTA Cisco VoIP Global Protect (VPN) iOS/Android

Professional Experience

Contractor for IT Infrastructure Analyst Sacramento County – Sacramento, CA 5/2025 – Present

Provide Tier 2 technical support across departments, resolving complex hardware, software, mobile, and system issues. Troubleshoot and escalate security, networking, and infrastructure problems. Support Windows 11 migration and iOS upgrades. Utilize Ivanti MDM, Adaxes, Devolutions, and Jira to manage systems and user access efficiently.

Triaged and resolved Tier 2 tickets across multiple departments, identifying issues spanning user error, system faults, and potential security misconfigurations.

Assisted in Windows 11 migration across the enterprise, ensuring secure OS deployment, driver compatibility, and patch integrity.

Investigated and resolved device access and authentication issues using Adaxes and Devolutions, ensuring compliance with access control policies.

Managed iPhone upgrades and OS updates to maintain mobile security posture and mitigate vulnerabilities on outdated devices.

Used Ivanti MDM to monitor, configure, and secure endpoints, ensuring devices met organization-wide compliance standards.

Proactively attempted remote resolutions to reduce downtime and potential exposure, escalating issues with signs of abnormal system behavior or security concerns.

IS Analyst Franklin Templeton – Rancho Cordova, CA 7/2024 – 2/2025

Proactively responded to Tier 1 service requests of varying complexity, ensuring timely resolution with high-quality support solutions that drove operational excellence. Promptly responded to internal IT challenges with tact and efficiency. Managed a high-volume hardware/software support desk.

•Utilized ServiceNow to deploy solutions for internal employee issues.

•Configured and set up new hardware, verifying a steady end-of-life update cadence to minimize downtime and maintain operational efficacy.

•Leveraged Azure to remotely connect to a user’s phone, restoring service within minutes.

•Resolved employee’s remote office issue by troubleshooting on-site and restoring connectivity by fixing a power supply problem.

•Oversaw asset inventory, including resource allocation and records management.

IT Support Specialist SAFE Credit Union – Folsom, CA 6/2017 – 6/2024

Offered comprehensive support by creating support solutions and collaborating in real-time with networking, security, and other teams to ensure exceptional and lossless service. Worked diligently across functions to streamline account management workflows, resolve inefficiencies/vulnerabilities, etc.

•Minimized company vulnerabilities by offering highly responsive, boots-on-the-ground support approach following detection of gaps from the security team.

•Comprehensively supported core system implementation by troubleshooting, testing, and training others on cash machine and coin dispenser connections.

•Tracked down and blocked MAC addresses of ‘ghost machines’ identified by the networking team, preventing unauthorized information access.

•Achieved 95% satisfaction rate in post-deployment surveys from 750+ users by collaborating with various teams to offer complete support during a system transition.

•Tagged and managed 5,000+ IT assets across 20+ branches, reducing equipment loss and improving resource allocation efficiency.

•Improved efficiency by developing modular PowerShell solutions; streamlined workflows, mitigated manual errors, and saved labor hours.

•Created over 25 technical procedure documents and knowledge base articles, slashing ticket resolution times through improved troubleshooting access for the support team.

Education & Credentials

Associate of Science (AS) in Cybersecurity & Information Assurance (expected in 2026) American River College

CompTIA: Network+, Security+, CYSA+ (in progress)

Udemy: The Complete SQL Bootcamp

Personal Projects

Virtualized Network & Packet Analysis Lab

Built a multi-VM lab using VirtualBox with Linux and Windows systems to simulate a corporate network. Used Wireshark to analyze packet flow, identify spoofing attempts, and troubleshoot DNS and DHCP issues. Applied NIST guidelines to document findings and simulate incident response procedures.

Windows Server 2022 Domain Configuration

Deployed Windows Server 2022 in a virtualized lab. Set up Active Directory Domain Services, configured DNS and DHCP, and created custom Group Policy Objects (GPOs) for access control, password policy, and endpoint hardening. Tested domain join processes and user permission escalations.

Azure Cloud Environment Setup

Designed and configured a basic IT environment in Microsoft Azure from the ground up. Created virtual networks, storage accounts, virtual machines, and enforced access policies using role-based access control (RBAC). Configured network security groups (NSGs) and simulated secure remote access scenarios.

Raspberry Pi Plex Media Server

Installed and configured a Plex media server on a Raspberry Pi 4. Networked the device across multiple platforms and used port forwarding and dynamic DNS to allow secure external access. Automated media download and sorting through integration with file search tools and custom scripts.

Home Network Hardening Project

Conducted a full assessment of home network security. Replaced default router firmware with OpenWRT, disabled unused ports/services, enforced WPA3 encryption, and configured separate VLANs for IoT and guest devices. Regularly monitor network traffic using a self-hosted Pi-hole and firewall logs.

PowerShell Scripting for IT Automation

Developed PowerShell scripts to automate repetitive IT tasks such as user creation, password resets, and workstation cleanup. Scripts included input validation, logging, and error handling. Designed with modularity in mind to plug into future enterprise workflows.

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