Summary
Overview
Work History
Education
Skills
Websites
Certification
Timeline
Generic

YAW OPOKU FOSU

Joliet

Summary

Cloud Infrastructure Specialist | AWS Certified Solutions Architect | Microsoft Certified Azure Administrator Results-driven and certified cloud professional with proven experience in architecting, migrating, and managing scalable cloud solutions on Amazon Web Services (AWS) and Microsoft Azure platforms. Skilled in hybrid cloud infrastructure, virtual machine migrations, disaster recovery, and multi-cloud environments. Adept at leveraging cloud-native services to optimize performance, cost, and security across enterprise workloads. Strong background in infrastructure automation, IaaS/PaaS provisioning, and cloud governance. Passionate about delivering resilient and future-ready cloud architectures that align with business goals.

Overview

7
7
years of professional experience
1
1
Certification

Work History

Cloud architect

Volta River Authority
06.2020 - Current
  • Designed and implemented secure, scalable cloud architectures on AWS and Azure following industry best practices and compliance standards.
  • Provisioned and managed virtual machines on AWS and Azure, including OS customization, backup, and monitoring setup.
  • Led multiple cloud migration projects from on-premises to AWS and Azure using AWS Elastic Disaster Recovery (DRS) and Azure Site Recovery (ASR), ensuring minimal downtime and data integrity.
  • Designed and implemented network infrastructure on AWS and Azure, including VPCs, subnets, security groups, and VPN/ExpressRoute configurations.
  • Configured and optimized cloud storage solutions, including Amazon S3, EBS volumes, and Azure Blob Storage, with appropriate redundancy and access policies.
  • Automated infrastructure provisioning using IaC tools like CloudFormation, ARM templates, and terraform for consistent environment builds.
  • Developed serverless applications using AWS Lambda and Azure Functions, integrating with event-driven services such as SNS, SQS, Event Grid, and API Gateway.
  • Collaborated with stakeholders to define cost-optimization strategies, performance SLAs, and monitoring/alerting through CloudWatch, Azure Monitor, and Log Analytics.

System Administrator

NEDCo/VRA
02.2018 - 04.2020
  • Administered and maintained Active Directory Domain Services (AD DS), including user account provisioning, Group Policy Objects (GPO), and domain controller management.
  • Managed Azure Active Directory (Azure AD) for cloud-based identity and access control, integrating on-prem and cloud directories using Azure AD Connect.
  • Ensured secure and seamless hybrid identity by configuring and monitoring AD Connect sync and SSO between on-prem AD and Azure AD.
  • Oversaw Microsoft 365 tenant administration, including Exchange Online, Teams, SharePoint, and OneDrive configuration and policy management.
  • Handled M365 license management, user role assignments, and mailbox/resource management across multiple departments.
  • Implemented security best practices such as MFA, conditional access policies, and role-based access control (RBAC) to protect user identities and resources.
  • Resolved Tier 2/3 user access and authentication issues, working cross-functionally with security and support teams.

Education

Master of Science - Management Information Systems

Coventry University
06.2023

Bachelor of Science - Computer Science

Kwame Nkrumah University of Science and Technology
06.2013

HND - Electrical/Electronic Engineering

Kumasi Technical University
05.2002

Skills

  • Cloud Architecture Design (AWS & AZURE)
  • VM Provisioning & Management (EC2, Azure VMs)
  • Cloud Migration & Disaster Recovery (AWS DRS, Azure ASR)
  • VPC & Subnet Design (AWS), Virtual Networks (Azure)
  • Cloud Storage Services (S3, EBS, Azure Blob Storage)
  • Serverless Architecture (Lambda, Azure Functions)
  • Infrastructure as Code (CloudFormation, ARM templates, Terraform)
  • Cloud Security Best Practices (AWS Well-Architected Framework, Azure Security Center)

Certification

  • AWS Certified Solutions Architect-Associate
  • AWS Certified Cloud Practioner
  • Microsoft Azure Administrator
  • Certified in Cybersecurity (CC)
  • ISO 22301 Lead Implementer
  • ISO 22301 Lead Auditor

Timeline

Cloud architect

Volta River Authority
06.2020 - Current

System Administrator

NEDCo/VRA
02.2018 - 04.2020

Bachelor of Science - Computer Science

Kwame Nkrumah University of Science and Technology

HND - Electrical/Electronic Engineering

Kumasi Technical University

Master of Science - Management Information Systems

Coventry University

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