System Status — Nominal · Uptime Verified

Alex Bruscino

Senior Systems Engineer / Infrastructure & Platform Architect / Azure · AWS · VMware · Linux / Identity, Security & High-Availability Systems

847.809.3932 [email protected] linkedin.com/in/ajbruscino Senoia, Georgia
01

Summary

Seasoned systems administration expert with over two decades of hands-on experience architecting, securing, and optimizing IT infrastructure across diverse environments. Proven track record in cloud migration, cybersecurity enforcement, and enterprise-scale problem-solving — translating complex business requirements into resilient technical solutions and leading cross-functional teams through high-stakes projects. Demonstrates mastery across Windows and Linux platforms, cloud ecosystems (AWS, Azure, GCP), and security frameworks, with a track record of scalable, secure, cost-effective systems and consistently high service uptime.
22+
Years in Infrastructure
11
Roles / Engagements
99.99%
Peak Uptime Delivered
200+
Servers Managed at Once
02

Experience

Senior Systems Administrator — ORBA
Jan 2024 – Present · 2 yr 7 mo
  • Administer and maintain ORBA's core IT infrastructure — Windows servers, network devices, storage, and cloud services — ensuring stable operations and secure configurations across all environments.
  • Manage 50+ production Linux servers (RHEL/CentOS/Debian), achieving 99.99% uptime through proactive monitoring and system hardening.
  • Write Bash scripts for daily backups, user provisioning, and file-system cleanup across development and staging environments.
  • Manage VMware infrastructure supporting production workloads — distributed switches, vMotion, multipath I/O, storage provisioning, and performance tuning with tools like esxtop.
  • Provide full lifecycle support for Microsoft Server 2016+: Active Directory, DNS, DHCP, Group Policy, Certificate Services, RRAS, NPS, IIS, DFS, and Remote Desktop Services across a multi-site domain.
  • Serve as escalation point for privileged-access issues, server outages, and network disruptions, enforcing SLA compliance.
  • Support SAN and enterprise networking hardware — switches, routers, firewalls, VPN appliances — configuring VLANs, ACLs, DMZs, IPSEC tunnels, and WireGuard access.
Cloud & Security Engineer — Atlantic-IT.net
Mar 2021 – Mar 2024 · 3 yr 1 mo
Georgia, United States
  • Managed end-to-end lifecycle of enterprise virtualization — designing, deploying, and migrating large-scale, multi-hypervisor environments (VMware, Hyper-V, KVM).
  • Implemented Microsoft 365 Conditional Access policies integrated with DUO MFA to enforce security best practices and safeguard organizational data.
  • Served as primary escalation point for complex issues across Exchange Online, SharePoint, and Teams.
  • Led the build-out of a multimillion-dollar addition to the Piedmont Driving Club, completed on time and within budget.
  • Implemented a secure, global software-defined network (SDN) platform, improving connectivity and reducing infrastructure costs and latency versus traditional VPN.
  • Remotely managed field service technicians, increasing dispatch efficiency by 20% and maintaining a 95% customer satisfaction rating.
Senior Systems Administrator — CMIT Solutions, Inc.
Nov 2018 – Aug 2020 · 1 yr 10 mo
Newnan, Georgia
  • Led full-lifecycle network design and implementation for a four-story, 500+ user commercial complex, engineering 99.99% uptime through redundant configurations, failover, and granular access control (NAC).
  • Conducted security audits and offensive security engagements for 30+ client accounts — penetration tests and vulnerability scans — driving remediation of 95%+ of critical vulnerabilities by CVSS score and a 40% reduction in security incidents.
  • Authored 50+ technical documents and SOPs for a centralized knowledge base, cutting average ticket resolution time by 30% and raising first-contact resolution by 25%.
Lead System Administrator — Advanced Recreational Concepts
Feb 2018 – Nov 2018 · 10 mo
Melbourne, Florida
  • Oversaw IT infrastructure and operations across 3 companies, supporting 200+ users and 50+ physical/virtual servers in a hybrid environment while maintaining a 99.9% uptime SLA.
  • Architected and executed a lift-and-shift migration of legacy on-premise servers to AWS (EC2, S3, VPC), cutting infrastructure costs by 30% and improving scalability and DR capability.
  • Led incident response for compromised web applications — forensic analysis, malware and SQL-injection eradication — implementing a WAF and server hardening that eliminated recurring infections and cut incidents by 95%.
Lead Systems Administrator — EMPIST (formerly Digerati Group)
Jun 2015 – Dec 2017 · 2 yr 7 mo
Greater Chicago Area
  • Led a 24/7 crisis response team following a company-wide ransomware attack, restoring 100% of critical business systems within a 48-hour RTO.
  • Architected scalable staging and production environments across 150+ Windows and Linux servers using Bash, ksh, and PowerShell automation — cutting provisioning time by 90%.
  • Engineered an automated imaging solution, dropping average deployment from 2 hours to 10 minutes and reducing deployment errors by 90%.
  • Designed an isolated network sandbox for controlled threat simulations, including live ransomware and volumetric DDoS drills — improving incident detection time by 50%.
  • Managed the full lifecycle of 50+ Linux servers, achieving 99.9% uptime and a 15% improvement in response time.
Lead Systems Administrator — Photogenic Inc.
Mar 2013 – Jun 2015 · 2 yr 4 mo
Greater Chicago Area
  • Engineered a wireless transfer system that cut photo-to-print time from 15 minutes to 2, driving significant sales growth.
  • Built and maintained a custom Linux-based email and data-collection platform (Postfix, MySQL) delivering real-time sales and customer-flow BI to executive leadership.
Data Center TechnicianContract — IBM / NiSource
Dec 2012 – Jan 2013 · 2 mo
Hammond, Indiana
  • Decommissioned and replaced 50 servers ahead of schedule, including network cabling, termination, testing, and racking of new IBM hardware.
Data Center OperationsContract — NYSE Euronext
Jan 2012 – Aug 2012 · 8 mo
Greater Chicago Area
  • Supported a data center move and expansion — installation and configuration of blade servers, routers, and switches alongside off-site system administrators.
  • Handled fiber and Ethernet cabling/testing, asset management via ServiceNow, and colocation customer/vendor access.
IT Support / Sales Marketing — Craftsmen Builders Group, LLC
Feb 2007 – Mar 2012 · 5 yr 2 mo
  • Served as primary IT resource for a mid-level independent construction business — web marketing, email server management, desktop support, and infrastructure maintenance.
  • Designed and coded a proprietary CRM portal for real estate agent partners, expanding their visibility through integrated marketing tools.
  • Overhauled email, phone, and web services for cost efficiency while preserving business continuity.
Desktop Support — J&B Importers
2005 – 2007 · 2 yr
Miami, Florida
  • Supported 11 facilities nationwide for a large-scale bicycle distributor; identified malicious email server activity and led migration to a secure UNIX-based mail server.
  • Rolled out a 250-PC refresh company-wide for full operational parity across offices.
  • Designed and launched "Wheel Calculator," a custom web application giving customers and retailers fast access to a large wheel-specification database.
Cable Technician — Marriott Hotel
Jan 2004 – Jan 2005 · 1 yr 1 mo
Greater San Diego Area
  • Low-voltage wiring, termination, and testing (Cat5, RG6); wireless installation and configuration; router and switch setup.
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Core Competencies

Cloud & Virtualization

AWS (EC2, S3, VPC) Microsoft Azure Microsoft 365 VMware vSphere / ESXi Hyper-V KVM

Identity & Security

Active Directory / GPO DUO MFA Conditional Access Penetration Testing Vulnerability Mgmt (CVSS) WAF & Ransomware DR IPSEC / WireGuard

Systems & Scripting

Windows Server 2016+ RHEL / CentOS / Debian Bash PowerShell ksh Performance Tuning (esxtop)

Networking & Data Center

VLAN / ACL / DMZ Design Software-Defined Networking SAN Storage Enterprise Switching & Routing Structured Cabling & Racking DNS / DHCP / RRAS / NPS
04

Education

Art Institute of Fort Lauderdale
Associate's Degree, Computer Animation
2001 – 2002
Senoia, GA · Rev. 2026.07 · Status: Nominal