amivyu technologies

Your network.
Secured.
Always.

Cloud security, firewall management, DNS, DHCP and full network infrastructure — delivered by a specialist with 6+ years of hands-on experience keeping systems resilient and organisations protected.

scroll
Cloud Security Firewall Management Routing & Switching DNS & DHCP Datacentre Infrastructure Threat Detection VPN & Remote Access Network Design Incident Response Cloud Security Firewall Management Routing & Switching DNS & DHCP Datacentre Infrastructure Threat Detection VPN & Remote Access Network Design Incident Response

Security with
precision

I'm an independent network and cloud security specialist with 6+ years of hands-on experience in routing, switching, datacentre infrastructure, cloud security, and everything in between.

From designing enterprise switching fabrics and BGP routing policies to locking down cloud environments and managing firewall rule sets — I work across the full network stack so your infrastructure is built right, secured properly, and stays running.

6+
Years experience
50+
Networks secured
99%
Uptime delivered
0
Breaches on my watch

"Security isn't a product — it's a discipline. One that demands constant attention and zero complacency."

amivyu founding principle

Infrastructure
you can trust

Every service I offer is built on real-world experience with enterprise environments. No outsourcing, no guesswork — just specialist knowledge applied with care.

01
Cloud Security

Security posture management, identity & access controls, policy enforcement and compliance across AWS, Azure and GCP. Your cloud, locked down properly.

Enquire →
02
Firewall Management

Rule set design, ongoing management, auditing and optimisation of firewall policies. Palo Alto NGFW, Cisco FTD/FMC, Cisco ASA, Fortinet FortiGate and pfSense — I work with them all.

Enquire →
03
DNS & DHCP

Design, deployment and ongoing management of DNS and DHCP infrastructure. Reliable name resolution and IP management that quietly keeps everything connected.

Enquire →
04
Network Infrastructure

End-to-end network design, routing, switching, segmentation and VPN configuration. Built for performance, resilience and ease of management.

Enquire →
05
Threat Detection & Response

SIEM monitoring, log analysis, intrusion detection and incident response. When something looks wrong, I find it — and fix it — fast.

Enquire →
06
Security Audit & Advisory

Independent security assessments, vulnerability reviews and remediation planning. Honest, thorough, and delivered in plain language — not just a report.

Enquire →
Not seeing what you're looking for?

Every environment is different. If your challenge doesn't fit neatly into a category above, that's exactly the kind of problem I enjoy solving. Let's talk.

Let's connect

Built on a deep
network foundation

Before cloud security, there was the network. My career is grounded in hands-on enterprise networking — the kind that lives in datacentre racks, runs across campuses, and keeps critical services reachable around the clock.

That foundation means I don't just secure networks — I understand how they work at every layer. That depth makes a real difference when diagnosing issues, designing resilient topologies, or hardening a live environment without taking services down.

Cisco IOS / NX-OS BGP / OSPF / EIGRP VLAN & VxLAN STP / RSTP MPLS SD-WAN Network Automation Palo Alto NGFW Panorama Cisco FTD Cisco FMC Cisco ASA Fortinet FortiGate pfSense / OPNsense IPSec / SSL VPN NAT / PAT QoS Packet Capture / Analysis
Routing
Layer 3

BGP, OSPF and EIGRP in enterprise and service provider environments. Route policy design, traffic engineering, redundancy planning and multi-site WAN connectivity.

Switching
Layer 2

VLAN design, inter-VLAN routing, spanning tree optimisation, port security and 802.1X. Campus and datacentre switching with Cisco Catalyst and Nexus platforms.

Datacentre
DC Infra

Spine-leaf architecture, VxLAN/EVPN fabric design, server connectivity and east-west traffic optimisation. Physical and virtual infrastructure in enterprise datacentre environments.

A process built
for clarity

No ambiguity, no jargon, no surprises. Every engagement follows a clear framework — so you always know exactly where things stand.

01
Discovery

I start by understanding your current environment — your topology, existing tools, pain points, and security gaps. No assumptions, just an honest picture of where you are.

Network Audit Risk Review Scoping
02
Design & Planning

I map out the solution architecture, firewall rules, DNS zones, or security policy framework — documented clearly before a single change is made to your live environment.

Architecture Documentation Change Plan
03
Implementation

Careful, methodical deployment with rollback procedures in place. Changes are tested, validated, and communicated to you every step of the way.

Staged Rollout Testing Validation
04
Ongoing Support

Monitoring, maintenance, and on-call support to keep your infrastructure healthy long after the initial deployment. Security is never a one-time job.

Monitoring Maintenance On-call

The difference
is in the details

01
You deal with one person

No account managers, no juniors, no outsourcing. I'm the one who scopes it, designs it, and implements it. You always know who's responsible.

02
Real-world experience

6+ years working with live enterprise environments — not labs, not certifications alone. I've seen what breaks under pressure and I build to prevent it.

03
Plain language, always

I translate complex infrastructure into clear decisions for you. No jargon barriers, no inflated complexity — just honest, straightforward communication.

04
Security is my only focus

I'm not a generalist who does a bit of everything. Cloud security, network infrastructure and firewall management are all I do — and I do them properly.

ami
vyu

"A secure network should be
invisible to your team —
and impenetrable to everyone else."

The best infrastructure is the kind nobody notices. It just works — quietly, reliably, around the clock. That's the standard I hold every engagement to, whether it's a firewall rule or a full cloud migration.

Let's secure your
infrastructure.

Whether you need a full security audit, a firewall overhaul, or ongoing cloud infrastructure support — tell me what you're working with and I'll come back to you within one business day.

Cloud Security & Firewall Management
DNS, DHCP & Network Infrastructure
Security Audits & Incident Response
Something else entirely — ask anyway