Joyce Mwangi

Consulting Cloud, Network & Security Engineer

Joyce Mwangi
Nairobi, Kenya

Experience

May 2024 - Present
1 year 9 months
Nairobi, Kenya
Hybrid

Consulting Cloud, Network & Security Engineer

JM Consulting

  • Designed and deployed hybrid cloud interconnects across AWS, Azure, GCP, and OCI integrated with on-prem firewalls and data center fabrics.
  • Automated multi-vendor provisioning with Terraform, Ansible, and Python, reducing manual work by 70% and eliminating configuration drift.
  • Delivered multi-cloud Kubernetes deployments (AKS, EKS, GKE, OKE) with secure ingress, identity, routing, and network policies.
  • Built Palo Alto, Juniper, and Fortinet automation workflows for routing, NAT, firewall policies, and audit compliance.
  • Supported enterprise modernization projects: SD-WAN, Zero Trust, containerized workloads, and data center security redesign.
  • Implemented observability stacks (Prometheus, Grafana, Zabbix) integrated with cloud-native SIEM and alerts.
  • Delivered a reusable hybrid cloud Terraform framework adopted by multiple clients.
  • Reduced audit failures by 60% via automated firewall compliance checks.
  • Accelerated multi-cloud deployments by building reusable IaC & automation modules.
Jan 2011 - May 2024
13 years 5 months
Nairobi, Kenya

Senior Network, Security & Cloud Engineer

Telkom Kenya

  • Designed and automated Azure Hub-and-Spoke, AWS VPCs, Direct Connect, TGW routing, and on-premises integrations using Terraform, CloudFormation, and Bicep.
  • Led SD-WAN/SASE transformation across 30+ branches, reducing MPLS spend by 25% and improving availability.
  • Hardened and managed Palo Alto, Fortinet, Cisco ASA, Juniper SRX, and Huawei NetEngine firewalls and core routers.
  • Built a container-based observability stack combining Grafana, Prometheus, ELK, and Zabbix.
  • Automated security monitoring, routing, and firewall backups using Python and Bash.
  • Managed DNS, DHCP, VoIP, core routing, and data center connectivity.
  • Best Performer – IT Operations (2022).
  • Improved detection & response by 60% via automated SIEM playbooks.
  • Designed and deployed 30+ SD-WAN sites with centralized management.

Summary

Cloud, Network, and Security Engineer with 15+ years’ experience delivering hybrid cloud, on-premise, and multi-vendor network infrastructures across enterprise, ISP, and data center environments. Specialized in AWS, Azure, GCP, and Oracle OCI, combined with deep expertise in Palo Alto, Fortinet, Cisco ASA, Juniper, Huawei, and SD-WAN. Strong focus on network automation & IaC using Python, Terraform, and Ansible, enabling large-scale configuration management, compliance automation, and end-to-end provisioning. Proven ability to architect secure, compliant environments aligned with ISO 27001, NIST 800-53, PCI DSS, and Zero Trust. Experienced in both consulting (freelancer) and enterprise engineering roles, supporting enterprise migrations, cloud adoption, and multi-cloud connectivity projects.

Skills

Cloud Platforms

  • Aws (Vpc, Tgw, Direct Connect, Gwlb, Iam)
  • Azure (Vnet, Firewall Manager, Expressroute, Nsg)
  • Gcp (Interconnect, Load Balancing, Cloud Nat)
  • Oracle Oci (Vcn, Drg, Fastconnect, Bastion)

Network Engineering & Security

  • Bgp
  • Ospf
  • Mpls
  • Vlan
  • Evpn
  • Sd-wan
  • Sase
  • Ztna
  • Cisco Asa
  • Palo Alto Vm-series
  • Fortinet
  • Juniper Srx
  • Aci
  • Sonic
  • Zscaler Zia/zpa

Automation & Iac

  • Terraform
  • Ansible
  • Python
  • Bash
  • Powershell
  • Github Actions
  • Linux
  • Ci/cd Pipelines

Observability & Devops

  • Kubernetes
  • Docker
  • Grafana
  • Prometheus
  • Zabbix
  • Elk
  • Guardduty
  • Azure Monitor
  • Chronicle

Governance & Compliance

  • Iso 27001
  • Pci Dss
  • Nist 800-53
  • Itil
  • Soc Workflows
  • Siem (Splunk, Arcsight, Suricata)

Languages

Swahili
Native
English
Advanced
German
Elementary

Education

City & Guilds of London Institute

Advanced Technician Diploma · Telecommunications & Electronics · London, United Kingdom

Certifications & licenses

ASA Firewall Specialist

AWS WSO2 API Gateway

Azure Network Engineer Associate (AZ-700)

Bash Scripting

Cisco CCNA

Docker & Kubernetes

Google Associate Cloud Engineer

Google Cybersecurity Certificate

Google Professional Cloud Architect

Huawei NGN Products Engineering

ISO 27001

Juniper JNCIA

Lean Six Sigma Yellow Belt

Linux Administration

MySQL

NIST 800-53 Awareness

Oracle Database Admin

Oracle Solaris

PCI DSS

PMP Fundamentals

PostgreSQL

Project Management for Non-PMs

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