About Me
Hey, I'm Douglas β a systems analyst and lifelong tech enthusiast with over a decade of hands-on experience building home servers, automating processes, and supporting enterprise networks.
I specialize in managing IT infrastructure, implementing cybersecurity standards, and optimizing networking environments. Below is a summary of my professional accomplishments and expertise:
I specialize in managing IT infrastructure, implementing cybersecurity standards, and optimizing networking environments. Below is a summary of my professional accomplishments and expertise:
ποΈ Infrastructure Management
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VMware Virtualization: Managed local VMs on VMware ESXi with vSphere, running on Dell VxRail systems
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Disaster Recovery: Implemented business continuity solutions using Zerto for VM replication
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Directory Services: Oversaw Active Directory Domain Services (ADDS), LDAP, Single Sign-On (SSO), DNS, and DHCP infrastructure
π Cybersecurity & Compliance
- Supported Fortigate 200E Firewall policies, BGP connections, and more.
- Migrated to Palo Alto PA-1410 Firewalls and implemented Prisma Access VPN.
- Complied with ISO27001 Standards and GDPR Guidelines.


- Addressed vulnerabilities identified by Nessus audits in collaboration with stakeholders.
π Networking & Segmentation
- Led IT/OT segmentation and VLAN segmentation projects.
- Refreshed networking equipment, replacing old Cisco gear with modern solutions.
- Migrated from Unifi APs and switches to Cisco technology.
π οΈ Automation & Optimization
- Automated patch management via WSUS and deployment with WDS/MDT.
- Utilized PowerShell scripting to solve various IT challenges.

- Created documentation on Confluence for networking, backups, and patch management.
π Manufacturing & Engineering Support
- Supported local SAP ERP system and manufacturing machinery (e.g., Modula Vertical Storage, CNC Machines, Trumpf Laser).
- Diagnosed and resolved customer VPN issues for the Project Engineering Team.
π Global IT Projects
- Migrated 300+ employees to Intune management and O365 services.

- Implemented Palo Alto SD-WAN and VPSX Print Management Systems.
- Collaborated with engineering departments and vendors to meet project criteria and budget constraints.
π Training & Helpdesk
- Assisted in managing Lansweeper Helpdesk and training helpdesk staff.
- Created detailed documentation for IT processes and policies.
π― Key Achievements
- Optimized networking environments for better efficiency.
- Addressed cybersecurity vulnerabilities identified in corporate audits.
- Successfully implemented global IT technologies and migrations.
π― Letβs Connect
Interested in collaboration or have questions about my work? Feel free to reach out!
Let's build something secure, scalable, and badass.