Senior Cloud Infrastructure Engineer and Terraform Expert

Olalekan G. Ogundare

Phone : +1-214-***-**** ; +1-469-***-****

Email: **********@*****.***

LinkedIN : https://www.linkedin.com/in/olalekan-ogundare-08276144/

Professional Summary:

Senior Cloud Infrastructure Engineer, System Administrator, and IT professional with around 14 years of IT experience and 5 years in Cloud like AWS, Azure, DevOps automation, Software Configuration Management (SCM), Build & Release management, and worked in many technical roles both in Linux and Windows environment.

Experienced Terraform Developer with a strong background in Infrastructure as Code, specializing in AWS cloud automation, reusable module design, and secure, scalable deployments. Proven expertise in architecting multi-environment infrastructure, integrating Terraform with CI/CD pipelines, and optimizing cloud costs through modular and policy-compliant configurations. Adept at collaborating across DevOps and CloudOps teams to deliver reliable infrastructure solutions using best practices in version control, state management, and policy enforcement.

Technical Skills:

- Cloud Platforms: AWS (EC2, VPC, IAM, Lambda, RDS, EKS, S3, CloudWatch)

- Infrastructure as Code: Terraform (preferred), CloudFormation, Terragrunt

- Containers & Orchestration: Docker, Kubernetes (EKS), Helm Chart

- Monitoring & Observability: CloudWatch, Prometheus, Grafana

- Networking & Security: VPC, Security Groups, IAM, KMS, NACLs, CloudFront

- Scripting/Automation: Python, Bash

- CI/CD: GitHub Actions, Jenkins, ArgoCD

- Other: Linux, Git, Agile, Incident Management (on-call support)

- AWS Organization and Landing Zone / Account Factory

WORK EXPERIENCE:

CITIBank. Irvin, Texas AVP Public Cloud Service Cloud Infrastructure Engineering (February 2023 – Present)

Responsibilities:

•Work on architecting, building, developing and securing Infrastructure on AWS using EC2, EBS, S3, EFS, FSx, VPC, CloudFront, Route53, AWS Firewall (Security group and NACL), DynamoDB, RDS, KMS, IAM, ELB, Cloudwatch, and SNS.

•Experience in provisioning, configuring, and troubleshooting various AWS services such as EC2, S3, RDS, ELB (Load Balancers), ASG, SNS, VPC, Route53, Application discovery service, Security Groups, IAM, Cloud Watch, Cloud Front, Cloud Trail, Cloud Formation Templates, Ops Work.

•Manage, support, and maintain automated AMI image infrastructure pipeline using EC2 Image Builders

•Manage, support, and maintain AMI image security hardening (CrowdStrike, Qualys and Tanium)

•Manage, support, and maintain AMI image lifecycle management for publishing and deprecation

•Expertise in working with Terraform key features to build and maintain library of secure and compliant Infrastructure as Code in Terraform and golden machine images for consumption by application developers.

•Infrastructure automation deployment in the AWS cloud using Terraform, Ansible, Bitbcket and Jenkins

•Apply modern SDLC tools, branching strategies, and develop and apply CI/CD practices.

•Participate and contribute to product full lifecycle support in the areas of IT Strategy, Cloud Model Delivery, and Infrastructure support.

•Implemented cost optimization strategies saving ~25% monthly using right-sizing and savings plans.

•Implement centralized logging and monitoring with CloudWatch and ELK stack for all AWS services.Installed, Configured, and Managed Monitoring Tools such as Prometheus, Grafana, and Cloud Watch for Resource Monitoring.

•Configuration of prometheus-based observability, custom metrics, and alerting for pod health, API server latency, and autoscaler behavior.

•Managed Kubernetes clusters (EKS) across dev, stage, and prod environments, supporting multi-tenant workloads with namespace isolation and RBAC

•Designed and deployed scalable AWS Lustre FSx file systems for high-performance computing (HPC) workloads, integrating with Amazon S3 for parallel I/O and burst throughput.

•Automated FSx provisioning workflows using Terraform modules, with namespace tagging, KMS encryption, maintenance windows, and dynamic version control.

•Integrated Prometheus and Grafana for monitoring Lustre FSx throughput, mount status, and S3 data transfers, enabling real-time alerting to ServiceNow.

•Led implementation of CloudWatch-driven alert routing, dynamically mapping FSx errors to responsible support groups using namespace and version metadata.

•Integrated AWS Secrets Manager and KMS for secure handling of credentials and encryption.

•Supported Terraform-based provisioning across staging and production AWS environments

•Cloud financial management, Cloud solutions management, cost optimization and financial reporting and cross-functional collaboration.

•Championed cost optimization strategies for FSx lifecycle enforcement, including automatic teardown of idle systems and tagging for FinOps visibility.

•Streamlined cloud cost optimization processes, including rightsizing, reserved instance management, spot instance, auto-scaling strategies, and clean-up of orphaned storage and resources leading to a ~20% improvement in cost efficiency

HCLTech Infrastructure Cloud Engineer (Dec 2022 – February 2023)

Responsibilities:

•Architect and implement AWS Cloud and infrastructure components (server, storage, network, data, and applications) to deliver end to end Cloud designs and solutions.

•Responsible and Support scenario design, prototyping flow mapping, and create technical documentation Test and train the support team to deliver solutions

•Participate in development of client deliverable content Knowledge of multitier web application architecture, design, and development

•Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud watch.

•Created Cloud Formation templates to automate the provisioning of AWS resources like IAM, EC2, S3, Route 53, SNS, RDS, ELB, and Auto Scaling and make calls to Ansible Playbooks that provisioning /configuration of servers on the instances.

•Used Ansible and Ansible Tower as a Configuration Management tool, to automate repetitive tasks, quickly deploy critical applications, and proactively manage change.

•experience developing automation scripts using bash/shell script shell scripting (delete files, create back up, cron job etc.)

•Build Docker Images and running containers in the testing Environment Experience with Docker Swarm for orchestration of Docker containers.

•Worked on the installation of Docker using toolbox & creation of custom Docker container images, tagging, and pushing the images.

•Managed Kubernetes charts using Helm. Created reproducible builds of the Kubernetes applications, managed Kubernetes manifest files, and managed releases of Helm packages.

•Maintain the software build and service environments based on Kubernetes clusters over AWS cloud environment.

•Experience and configuring monitoring tools using Prometheus with Grafana for enterprise-wide infrastructure

•Monitored the Application and Infrastructure health by analyzing the logs and observing the user dashboard using Splunk.

•Strong experience in setting up IT platform, storage, networking, and virtualization (e.g., VMware, Citrix Xen, or equivalent)

•Review/Modify Configuration Item Configuration Document (CICD) to ensure they are accurate in both execution and scope from an IaC

DELL EMC / Texas A and M University, College Station, Tx Cloud Infra Engineer (Nov 2022 – Dec 2022)

Responsibilities:

•Manage and support the cloud infrastructure environment through cross technology administration (OS, databases, networks, etc.).

•Evaluates existing data center environments, designs solutions that address business issues, and implements efficient and cost saving solutions for customers

•Plan and implement upgrades, maintenance fixes, and vendor-supplied patches on servers primarily in the Microsoft Azure environment. Perform capacity management and planning

•Install, configure, test and maintain operating systems, file systems, application software and system management tools on servers and workstations. Manage directory services and infrastructure ensuring highest levels of systems and infrastructure availability. Analyze and evaluate solutions and provide technical recommendations to improve operations and utilization.

•As a member of the Cloud Infrastructure team, supports new Cloud implementations as well as implementing and supporting of existing solutions including on premise Virtualization, Compute and Storage platforms. Assesses business requirements; collects and identifies technical specifications; and develops technology solutions.

•conduct experiments and build functioning prototypes that prove out ideas and build confidence in the solutions you build and advocate

•Setting up Azure infrastructure, Cloud assessment and Cloud migration. Deploy, configure, and maintain computation on Azure cloud

•Translated technical specifications into project scopes of work and product requirements while spearheading design and development of databases and enterprise solutions.

•Implemented application developments, resolved performance issues, and provided end user training on hardware and software

•Work with the PMO to create and communicate details around project timelines and identify additional potential SOWs

•responsible for presenting solutions, architectures, SOWs, demos, and other technical materials to build trust and confidence and ability to walk the customers through their cloud journey

•Engage in a multi-project environment, dealing with different business units and teams to understand their challenges and goals in moving to the public cloud

CloudWave HealthCare Solution, MA Infrastructure Cloud Engineer (Jan 2019 – June 2022)

Responsibilities:

•Deep hands–on knowledge on AWS platform, Designing and implementing scalable solutions in the cloud environment leveraging cloud enterprise technology and services in AWS such as AWS VPC, Autoscaling Group, ELB, and AWS Global Infrastructure (Regions and Availability Zones).

•Designing a secured hybrid network connection between the provisioned private networks in the AWS Cloud space (VPC) and the customer corporate network leveraging AWS VPC Peering, VPN connection, AWS Transit Gateway

•Automated backup and restoration processes and test the recovery of those backups on a regular basis utilizing services like AWS Backup, AWS S3, AWS Lambda, IAM role.

•Designed and deploying scalable, highly available, Secure and fault tolerant systems in AWS using AWS Architectural best practices.

•Created and managed cloud VMs with AWS EC2 command-line clients and AWS management console.

•Developed strategies and supported tools to create an efficient automated integration and release process using Jenkins.

•Responsible for managing infrastructure provisioning (S3, ELB, EC2, RDS, Route 53, IAM, security groups - CIDRs, VCP, NAT) and deployment and EC2 Installs with CentOS, Ubuntu and RHEL6

•Experience using and configuring monitoring tools using Prometheus for enterprise wide infrastructure monitoring

•AWS security implementations using IAM, KMS, Trusted Advisor, Security Groups, NACL

•Deploy, upgrade and troubleshoot the Service and the Customers’ on-prem/Cloud infrastructure

•Solid exposure with VMware ESX Server and other VMware products

•Experience developing automation scripts using Bash

•Deployment using Elastic beanstalk for scaling web application.

•Hands-on experience with Linux/UNIX-based operating systems including strong CLI skill set and working knowledge of general system and network troubleshooting tools

•Architecting, solution and managing of multi-vendor SAN, NAS and Object Storage environments for hybrid environment.

•Supporting multi data center Storage environments and migration of application workloads

Computer Warehouse Ltd. Lagos, Nigeria Senior Enterprise Server and Storage Specialist (Apr 2011 – Mar 2018)

Responsibilities:

•Disk Volume Management with Solaris Volume Manager, Raid Manager and VERITAS Volume Manager

•Provided technical assistance for management and implementation of advanced SAN storage system and related tuning.

•Supported customer technical team members in allocation of storage services to Windows and UNIX server utilizing storage tools.

•Hitachi HNAS 4100 NAS solution implementation, administration and support for both SMB and NFS file access

•Storage allocation/ de-allocation, create clones, manage replication on Hitachi High End Storage (USP/USPV/USPVM/VSP, VSP-G1000) using the Hitachi Storage Navigator and the Hitachi Command Suite

•Using Shadow-image on USP/USPV/USPVM/VSP to clone client/application data for data backup, testing, duplication, and recovery purpose as required for Application/Business continuity and VMWare SRM

•Using TrueCopy/Universal Replicator on USP/USPV/USPVM/VSP to perform client/application replication for data backup and disaster recovery purpose as required for Application/Business continuity and VMWare SRM

•Storage allocation/ de-allocation, create clones, manage BCV on EMC Symmetrix VMAX/VMAX3 using SymmCLI/Unisphere Storage allocation/ de-allocation on EMC Symmetrix VMAX/VMAX3 using ViPR SRM

•EMC SRDF configuration and management using VMAX SymmCLI/SMC/Unisphere for cold non-disruptive application backup, clone copy of data for testing, development, and data mining and warehousing; data replication for disaster recovery and Application/Business continuity and VMWare SRM

•EMC Elastic Cloud (ECS) storage administration and support (object users for S3 bucket and NFS export in ECS

•Managed, scheduled and facilitated technical design for department leading to successful completions of all projects.

•Developed key documentation and templates in excel, word and visio format that were used by the business to maintain and troubleshoot the environment.

•Assisted in implementation, maintenance and engineering of storage systems and software applications.

•Developed data integration solutions for resolution of business technical problems. Implemented procedures for designing modeling and all phases of storage engineering lifecycle.

•Coordinated with customer technical teams for execution of upgrading and optimization relating to storage systems, detailed process documentation for server connectivity.

•Consulted with clients to gain an understanding of their IT needs, budget, and their current operating environment and design storage solutions to meet those criteria.

•Maintain excellent customer relationships through effective customer service, timely and efficient installations, service, and maintenance

EDUCATION:

PGD: Information System Management 2015

(University of Liverpool. UK)

Bsc Equivalent: Electrical and Electronics Engineering 2002

(The Polytechnic, Ibadan. Oyo, Nigeria)

Certification:

FinOps Certified Practitioner

Introduction to FinOps

AWS Certified Solution Architect Professional

AWS Certified Developer Associate

Certified Entry-Level Python Programmer

AWS Certified SysOps Administrator Associate

Hashicorp Certified Terraform Associate

Microsoft Certified Azure Fundamentals

AWS Certified Solution Architect Associate

AWS Certified Cloud Practitioner

Hitachi Data Systems Storage Foundation

EMC Information Storage and Management (Storage Technologist Foundation)

SNIA Certified Storage professional (SCSP)

Sun Certified Network Administrator

NetApp Certified Storage Associate, (NCSA)

Juniper Networks Certified Internet Associate, (JNCIA-M)

Sun Solaris Certified System Administrator, (SCSA I & II)

Cisco Certified Network Associate, (CCNA)

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