Allen Sikorski
Systems Administrator. Network Engineer. Security Infrastructure Architect.
Systems Administrator and Network Engineer with 9 years of hands-on IT experience supporting Microsoft 365, Exchange Online, Windows infrastructure, VMware ESXi, UniFi networks, VPNs, endpoint management, telecommunications, and multi-site security systems. Experienced in keeping business-critical systems reliable, secure, documented, and easy to support across real-world operating environments.
About Me
Hi! I’m Allen Sikorski, a Systems Administrator, Network Engineer, and Physical Security Systems Architect based in Albuquerque, USA. I support and design practical IT environments across Microsoft 365, Exchange Online, Windows infrastructure, VMware ESXi, UniFi networks, VPNs, endpoint systems, telecommunications, PACS/access control, surveillance systems, and multi-site physical security infrastructure. My work focuses on keeping business-critical systems reliable, documented, connected, and easy to support in real-world operating environments.
Quick Facts
Current Role
💼 Systems Administrator at Just Sprinklers Inc. — supporting IT infrastructure, networking, business systems, telecommunications, PACS/access control, and surveillance technology across multiple company locations
Technical Foundation
🧠 Coursework completed toward B.S. in Computer & Electrical Engineering
☁️ AWS Solutions Architect Associate (in progress)
🧩 CompTIA A+ Core I Certified
Recent Achievement
🏆 Designed and supported multi-site IT and physical security infrastructure using VMware ESXi, UniFi networking, VPNs, surveillance systems, PACS/access-control-related technology, and Node-RED automation workflows.
Languages
Interests
Skills
Experienced Systems Administrator and Network Engineer with a strong focus on automation, cloud architecture, and secure multi-site infrastructure.
Systems Administration
Managing Windows and Linux servers, virtualized environments with VMware ESXi, and secure network operations for multi-location businesses.
Cloud Infrastructure
Deploying and managing AWS services including EC2, IAM, and VPC. Skilled in cloud-to-local integration, backups, and security policies.
Networking & Security
Designing and maintaining enterprise networks with UniFi, PfSense, and VLAN segmentation. Implementing VPN, firewall, and access control policies.
Automation & Scripting
Developing automation pipelines using Node-RED, PowerShell, and Python for network monitoring, user provisioning, and real-time alerts via Twilio and MQTT.
IT Systems Integration
Building integrated systems combining Home Assistant, ESP32, and Zigbee2MQTT for automation, analytics, and remote control.
Cybersecurity & Compliance
Implementing MFA, conditional access, and compliance policies across Microsoft 365 and Google Workspace. Focused on secure access and data protection.
Infrastructure Design
Designing scalable IT ecosystems across virtual and physical layers with redundancy, monitoring, and intelligent automation integration.
Leadership & Innovation
Driving technology adoption, process improvement, and automation strategies that increase reliability and reduce operational overhead.
Experience
Over nine years of experience in systems administration and network engineering — designing, securing, and automating infrastructure across hybrid, multi-site, and cloud-integrated environments.
Just Sprinklers Inc.
Systems Administrator
Privately held organization operating multiple facilities across New Mexico. Responsible for building and maintaining end-to-end IT, networking, security, and automation systems that support daily business operations.
Key Achievements
- Architected hybrid infrastructure using VMware ESXi, UniFi, and PfSense to improve uptime and scalability across distributed locations.
- Deployed and managed AWS environments including EC2, IAM, and VPC for backup, storage, and secure automation workloads.
- Implemented centralized identity and access management across Microsoft 365 and Google Workspace with MFA and conditional access enforcement.
- Developed Node-RED automation flows integrating Twilio, MQTT, and Home Assistant for real-time system alerts and AI-driven security notifications.
- Automated provisioning and device onboarding with PowerShell, Python, and Intune, streamlining end-user deployment.
- Designed and deployed PCI-compliant POS and inventory systems integrating network, hardware, and financial data pipelines.
PNM
Corporate IT Security & Systems Specialist
Regional energy provider supporting critical infrastructure and secure operations across multiple facilities.
Key Achievements
- Supported deployment of enterprise-grade Genetec surveillance and access-control infrastructure.
- Configured and maintained Active Directory, Windows Server, and LAN/WAN networks for high availability.
- Assisted with firewall, VPN, and server hardening to meet compliance and security standards.
The University of New Mexico
Technical Analyst / Student
Supported faculty, staff, and students with Tier 1–2 IT support while expanding into enterprise application administration, network support, and cybersecurity awareness training.
Key Achievements
- Provided Tier 1–2 support via a ticketing system for hardware/software issues, escalating appropriately to meet SLA and resolution targets.
- Administered and supported enterprise applications including Microsoft 365 and learning management systems through installation, configuration, and ongoing maintenance.
- Collaborated with network administrators to maintain reliable connectivity, secure access, and high availability across campus environments.
- Authored and maintained SOPs, user guides, and security training documentation to standardize processes and support compliance.
- Delivered workshops for faculty, staff, and students on MFA adoption and cybersecurity best practices to improve security awareness.
- Researched and evaluated emerging IT/security tools and recommended process and technology improvements.
Hewlett Packard Enterprise
Senior Technical Support Manager
Delivered enterprise-level technical support leadership focused on remote troubleshooting, system recovery, and secure IT operations. Led a team of support specialists and standardized service delivery practices.
Key Achievements
- Led a team of technical support specialists, improving service consistency through coaching, mentoring, and performance guidance.
- Provided remote diagnostics, troubleshooting, and system recovery for enterprise endpoints; isolated root causes and coordinated onsite remediation when required.
- Resolved escalated issues for IT professionals to maintain business continuity and minimize downtime across distributed environments.
- Defined and enforced SOPs for escalation and resolution workflows to improve repeatability and compliance with enterprise standards.
- Applied security-minded incident handling practices to protect systems and sensitive data during troubleshooting and recovery.
- Partnered with cross-functional teams to align support operations with broader IT initiatives and customer outcomes.
Tech Stack
Technical expertise spanning software development, AI/ML, and engineering technologies.
Infrastructure
Networking
Automation & Monitoring
Cloud & Virtualization
Scripting & Configuration
Security & Access Control
Let's Connect
Send me a message
Contact Information
Let's connect! I'm always interested in hearing about new projects and opportunities.