DevOps Engineer at Payment Access System Limited (PaySys)

Job Summary

• The DevOps Engineer is responsible for automating, deploying, monitoring, and maintaining the company’s fintech infrastructure, CI/CD pipelines, cloud resources, security controls, and mission-critical applications.
• The role ensures high availability, scalability, resilience, and secure operations across digital payment systems, APIs, mobile apps, and internal platforms.

Key Responsibilities

• Build, deploy, and manage cloud infrastructure on AWS, Azure, or GCP.
• Maintain servers, containers, microservices, and orchestration platforms (Docker, Kubernetes).
• Ensure uptime, scalability, and performance of fintech systems including payment APIs, wallets, and transaction engines.
• Design and maintain CI/CD pipelines using tools like GitLab CI, Jenkins, GitHub Actions, or Azure DevOps.
• Automate build, test, and deployment processes for backend, frontend, and mobile applications.
• Work closely with software engineers to improve release cycles and deployment efficiency.
• Set up monitoring, logging, and alerting tools (Prometheus, Grafana, ELK, CloudWatch, Datadog).
• Respond to system alerts, troubleshoot issues, and ensure adherence to defined SLAs.
• Participate in 24/7 on-call rotation for production incident management.
• Implement security best practices including identity management, IAM policies, encryption, secrets management, and firewalls.
• Manage API security, SSL certificates, and secure access to infrastructure.
• Ensure compliance with CBN cybersecurity standards, PCI-DSS, NDPR, ISO 27001, and secure DevOps (DevSecOps) practices.
• Automate configuration and provisioning using tools like Terraform, Ansible, or CloudFormation.
• Optimize infrastructure costs, performance, and storage.
• Identify system bottlenecks and improve overall platform efficiency.
• Work with Engineering, Product, QA, and Security teams to support product lifecycle.
• Document infrastructure, deployment processes, DR/BCP procedures, and configuration standards.
• Provide technical support during audits, compliance checks, and security assessments.
• Implement and manage DR strategies and failover environments.
• Conduct periodic DR drills and validate system recovery processes.
• Ensure backup integrity and data redundancy across environments.

Qualifications & Requirements

• B.Sc. / HND in Computer Science, Engineering, Information Systems, or related fields.
• 7–10 years of DevOps or cloud engineering experience.
• Strong understanding of financial technology platforms, payment systems, and API architectures.
• Expertise in cloud platforms (AWS, Azure, or GCP).
• Proficiency with:
  • Docker & Kubernetes
  • Terraform, Ansible, or CloudFormation
  • Linux administration
  • Git, CI/CD pipelines
• Experience with monitoring and logging tools.
• Knowledge of security frameworks (PCI-DSS, ISO 27001, NDPR).
• Familiarity with scripting languages (Bash, Python, Go is a plus).
• Strong troubleshooting, analytical, and problem-solving abilities.