Samuel Osung

DevOps & Cloud Engineer with hands-on experience building and operating AWS-based cloud infrastructure using Kubernetes, Terraform, and CI/CD pipelines. Experienced in deploying and managing production workloads, improving system reliability through observability and automation, and implementing Infrastructure-as-Code and GitOps practices to enhance deployment consistency and operational efficiency. Strong background in networking and infrastructure operations from mission-critical telecommunications environments.

Lead Solutions & DevOps Engineer (Contract) at TopClass Custodial Solutions (2025-08 – 2026-01)

Project: Cloud Infrastructure Stabilization & DevOps Modernization

• Led the resolution of critical AWS VPC peering and networking issues affecting development and testing environments, restoring connectivity and improving platform reliability.
• Designed and implemented a fully automated CI/CD platform using GitHub Actions private runners, integrating SonarQube quality gates and Trivy security scanning, reducing deployment time by 20% and improving release quality.
• Managed AWS containerized workloads on EKS supporting production workloads, implementing rolling deployments and autoscaling strategies that maintained 99.9% service availability during peak usage periods.
• Implemented GitOps-based deployments using ArgoCD and GitHub Actions, improving deployment consistency and rollback reliability.
• Built centralized monitoring and alerting solutions using Prometheus and Grafana, improving operational visibility and reducing incident response times.
• Strengthened cloud security through AWS WAF implementation, DDoS protection controls, automated backups, and Python-based maintenance automation, improving resilience and disaster recovery readiness.
• Delivered internal hands-on workshops on AWS, Docker, Kubernetes, Terraform, and CI/CD pipelines, improving team onboarding speed and standardizing Git workflows across engineering teams.

Infrastructure Engineer at IPNX Nigeria (2023-02 – 2023-12)

Project: Telecommunications Infrastructure Operations & Reliability

• Supported mission-critical telecommunications infrastructure operating in a 24/7 production environment, ensuring high availability of communication services.
• Investigated and resolved network outages through structured incident management and root cause analysis practices, reducing mean time to resolution by 25%.
• Collaborated with engineering teams on infrastructure expansion projects supporting increased network capacity and service demand.
• Conducted proactive maintenance and infrastructure health assessments to identify and resolve potential failures before customer impact.
• Maintained operational documentation and change records, improving visibility and troubleshooting efficiency across engineering teams.

Technical Support Engineer at Emporg Ltd (2022-04 – 2022-11)

Project: DevOps Automation & Monitoring Improvements

• Contributed to CI/CD workflows supporting Node.js applications, improving deployment consistency and reducing release errors.
• Developed Python automation integrating GitHub webhooks with Jira ticket creation workflows, improving issue tracking efficiency by approximately 30%.
• Assisted in implementing Datadog monitoring and alerting across EC2 and Unix-based infrastructure, improving operational visibility and reducing incident detection times.
• Performed infrastructure patching and configuration management using Ansible, improving security compliance across server environments.
• Provided technical support for server and network incidents while mentoring team members on Git workflows and version control best practices.

Bachelor of Engineering (B.Eng) in Computer Engineering – University of Uyo (2022)