Hello! I’m Olaoluwa Caleb, a Cloud Security & DevSecOps Engineer with 6+ years of hands-on experience securing AWS and multi-cloud environments while weaving security into every step of the DevOps lifecycle. I specialize in IAM governance, Zero Trust architectures, vulnerability management, and compliance-as-code, enabling scalable, secure deployments across complex enterprise ecosystems. I thrive in cross-functional teams, elevating CI/CD security for microservices and Kubernetes workloads using tools like Snyk, Aqua Security, and automated policy enforcement. My work spans automation with Terraform, Ansible, and CloudFormation, automated incident response, and audit-ready frameworks aligned with NIST, SOC 2, and ISO 27001. I’m passionate about building resilient systems with proactive security and measurable risk reduction.

Olaoluwa Caleb

Hello! I’m Olaoluwa Caleb, a Cloud Security & DevSecOps Engineer with 6+ years of hands-on experience securing AWS and multi-cloud environments while weaving security into every step of the DevOps lifecycle. I specialize in IAM governance, Zero Trust architectures, vulnerability management, and compliance-as-code, enabling scalable, secure deployments across complex enterprise ecosystems. I thrive in cross-functional teams, elevating CI/CD security for microservices and Kubernetes workloads using tools like Snyk, Aqua Security, and automated policy enforcement. My work spans automation with Terraform, Ansible, and CloudFormation, automated incident response, and audit-ready frameworks aligned with NIST, SOC 2, and ISO 27001. I’m passionate about building resilient systems with proactive security and measurable risk reduction.

Available to hire

Hello! I’m Olaoluwa Caleb, a Cloud Security & DevSecOps Engineer with 6+ years of hands-on experience securing AWS and multi-cloud environments while weaving security into every step of the DevOps lifecycle. I specialize in IAM governance, Zero Trust architectures, vulnerability management, and compliance-as-code, enabling scalable, secure deployments across complex enterprise ecosystems.

I thrive in cross-functional teams, elevating CI/CD security for microservices and Kubernetes workloads using tools like Snyk, Aqua Security, and automated policy enforcement. My work spans automation with Terraform, Ansible, and CloudFormation, automated incident response, and audit-ready frameworks aligned with NIST, SOC 2, and ISO 27001. I’m passionate about building resilient systems with proactive security and measurable risk reduction.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate

Work Experience

AWS Cloud Security Engineer at Dell Technologies
January 1, 2023 - November 11, 2025
Designed and deployed secure AWS infrastructure for 50+ microservices (EC2, S3, VPC, Lambda), incorporating compliance and scalability. Automated cloud provisioning with Terraform guardrails, reducing deployment time by 30% and ensuring consistent security across multi-team operations. Strengthened access control with IAM roles, RBAC, and KMS encryption. Integrated GuardDuty, Security Hub, and CloudTrail for real-time threat detection and compliance monitoring. Led migration from on-prem to AWS, cutting costs by 15% and enhancing disaster recovery readiness. Implemented automated DR and backup for 5TB+ of data via AWS Backup with 99.9% uptime.
Cloud Security Engineer at Comcast Corporation
December 1, 2022 - December 1, 2022
Hardened 250+ AWS instances with IAM governance, VPC segmentation, and firewall policies; reduced misconfigurations and improved resilience. Performed vulnerability assessments and remediation, reducing critical risks by 40% and increasing reliability. Automated monitoring with GuardDuty, Config, Security Hub; improved threat detection accuracy by 30%. Conducted penetration testing and remediated 600+ vulnerabilities. Implemented Zero Trust controls with IAM, KMS, and TLS; improved unauthorized access protection by 45%. Embedded compliance checks in DevOps workflows, achieving 98% compliance with NIST, SOC 2, ISO 27001.
DevSecOps Engineer at HP (Hewlett-Packard)
July 1, 2020 - July 1, 2020
Integrated automated SAST/DAST (SonarQube, Snyk) into CI/CD pipelines (Jenkins, GitLab, CodeDeploy), reducing production security defects by 40%. Automated provisioning of hardened AWS environments with Terraform and Ansible; cut provisioning time by 50% and standardized secure configurations. Secured Kubernetes workloads and 250+ containers using Aqua Security, Snyk, and RBAC policies; ensured continuous compliance and vulnerability protection. Resolved 600+ code vulnerabilities; designed IAM/RBAC frameworks to enforce least privilege and reduce incidents by 25%.

Education

Bachelor of Science in Electrical and Electronic Engineering at University of Lagos
January 1, 2011 - November 11, 2025

Qualifications

AWS Certified Cloud Practitioner
January 11, 2030 - November 11, 2025
AWS Certified Solutions Architect – Associate
January 11, 2030 - November 11, 2025
AWS Certified Developer – Associate
January 11, 2030 - November 11, 2025

Industry Experience

Software & Internet, Professional Services, Telecommunications