5 studies

The work

Technical detail from real engagements. Client names are sanitised and the outcomes are verified. Each study covers the problem, the approach, the measurable results and what was handed over.

Financial ServicesGlobal Financial Institution

Enterprise Network Security Assessment & Remediation Roadmap

Comprehensive security assessment across 47 firewalls, 200+ network devices, and multi-vendor security stack. Identified 73 risks, produced executive presentation, and delivered phased remediation roadmap with ROM.

Palo Alto NetworksPanoramaZscaler ZIACheck Point

73 risks identified →

HealthcareRegional Healthcare Network

Multi-Site Firewall Policy Consolidation and Optimization

Consolidated firewall policies across 23 sites, reducing rule base complexity by 60% and establishing standardized security profiles managed through a centralized Panorama hierarchy.

Palo Alto NetworksPanoramaPythonSplunk

60% less rule complexity →

ManufacturingLarge Enterprise (Manufacturing)

Automated CIS Compliance Platform for Multi-Vendor Infrastructure

Built a Python-based compliance automation platform that validates 2,000+ network and security devices against CIS benchmarks across 8 platform families, reducing audit cycles from 6-8 weeks to under 4 hours.

PythonAnsibleREST APIsSSH/Netmiko

6–8 week audits → under 4 hours →

EducationState University System

Campus Network Refresh and Segmentation

Redesigned campus network across 12 buildings with Cisco Catalyst 9000, implementing role-based segmentation and automated provisioning.

Cisco Catalyst 9300/9500Cisco ISEOSPFPython

95% smaller broadcast domains →

TechnologyTechnology Company

Production AI Platform Design and Deployment

Designed and deployed a production AI infrastructure platform: GPU cluster networking, model serving via vLLM, RAG pipeline with pgvector, and observability stack — processing real data daily.

NVIDIA DGX SparkvLLMLiteLLMPostgreSQL

20+ workflows in production →