Hans Constantine
Certifications
Linux Foundation Certified System Administrator (LFCS)
Microsoft Certified: Azure Solutions Architect Expert (AZ-305)
Microsoft Certified: Azure Administrator Associate (AZ-104)
AWS Certified Cloud Practitioner - Foundational
CompTIA Security+ | CompTIA Network+ | (ISC)² Certified in Cybersecurity (CC)
Skills
Cloud & Infrastructure: Azure, AWS, Cloudflare
Operating Systems: Linux ( RHEL, Ubuntu), Windows Server, macOS
Virtualization: Hyper-V, Proxmox, VMware vSphere (ESXi), XenServer
Scripting & Automation / CI‑CD: Python, PowerShell, Bash, Ansible, Terraform, Git, GitHub Actions
Security & Tools: Splunk, Fortinet, Palo Alto, SQL Server, Oracle DB, MongoDB, PostgreSQL, Wireshark, Vulnerability Assessment
Experience
| Senior Technical Support Engineer | Trustwave Holdings | 11/2015 – 12/2025 |
- Maintained RHEL-based security scan engines, handling end-to-end deployment, OS-level patching, and performance troubleshooting within diverse and complex customer network environments.
- Administered a hybrid virtualization lab across VMware, XenServer, and Azure; deployed RHEL and Windows VMs to validate software patches and vulnerability signatures for Oracle, MongoDB, and PostgreSQL workloads.
- Streamlined infrastructure workflows by contributing to Terraform modules for on-demand Azure lab provisioning, significantly accelerating the setup of environments for high-priority incident analysis.
- Developed custom Bash and PowerShell automation for routine system maintenance and log collection, providing these scripts to customers to replace legacy manual processes.
- Led Tier 3 technical support for DbProtect and AppDetectivePro, performing remote installations, policy configurations, and database console troubleshooting for Fortune 500 enterprise clients.
- Resolved critical system outages by performing deep-packet analysis and firewall troubleshooting on Fortinet and Palo Alto NGFWs to identify and fix connectivity bottlenecks.
| Mobility Support | AT&T | 03/2015 – 10/2015 |
- Provided Tier 2 support for thousands of mobile devices using SOTI MobiControl, managing security policies and remote troubleshooting for enterprise fleets.
- Delivered executive support for C-suite leadership, ensuring seamless integration of mobile hardware with corporate Exchange and Wi-Fi networks.
| Desktop Support Technician | CLECO Power | 02/2014 – 04/2014 |
- Executed a Windows 7 to Windows 10 migration across regional offices, resolving Active Directory domain join and Group Policy conflicts.
- Supported end-users with Microsoft Office, OS troubleshooting, and network connectivity.
| Desktop Support Intern | Catholic Charities of Acadiana | 04/2013 – 02/2014 |
- Recovered critical financial data after catastrophic server failure using Linux-based recovery tools.
- Maintained Windows systems, printers, and network hardware for the non-profit organization.
Personal Projects
| Flancr · flancr.app |
- Full-stack SaaS freelance management platform — client onboarding, project tracking, invoicing, contracts, and a branded client portal.
- Built on Cloudflare Workers with OpenNext (Next.js edge runtime); zero-server architecture deployed globally at the edge.
| Resume Metadata Editor · GitHub Pages |
- Browser-based tool for reading, editing, and embedding RMS v2 XMP metadata into PDF resumes; built with Next.js and TypeScript.
- 100% client-side — no uploads, no server; deployed as a static export to GitHub Pages via GitHub Actions.
Education
| Bachelor of Science in Business Administration (BSBA) | University of Louisiana at Lafayette | 05/2013 |
Major in Business Management · Lafayette, LA, USA